DCUA / Dominion Resources, 6.125% 2013 Series A Equity Units - SEC-arkivering, Årsberetning, Fuldmagtserklæring

DOMINION ENERGY, INC. FINAL TERM SHEET June 3, 2026 2026 Series A 5.35% Senior Notes due 2036 Principal Amount: $825,000,000 Expected Ratings* (Moody’s/S&P/Fitch): Baa2 (positive outlook) / BBB (positive outlook) / BBB+ (positive watch) Trade Date: J

FWP Filed pursuant to Rule 433 Relating to Preliminary Prospectus Supplement dated June 3, 2026 to Prospectus dated October 31, 2025 Registration No.

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED JUNE 3, 2026

424B5 Table of Contents The information in this preliminary prospectus supplement is not complete and may be changed.

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Additional FAQs Provided to Employees Q. Will there be changes to my benefits as a result of the merger? A. As part of the terms of the merger, the combined

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 LinkedIn Post Relating to Press Release Press Release Previously Filed Forward-Looking Statements This communication includes “forward-looking statements” wi

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Additional FAQs Provided to Employees General Q. Will I need to reapply for my job at closing? A. No. Q. Are there any changes to the Code of Conduct prior t

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 LinkedIn Post Relating to CNBC Interview Robert Bllue • 1st ••• Chair, President and Chief Executive Officer at Dom in ion Energy 1 h • ,(‘.5) It was 1 great

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 21, 2026 Dominion Energy, Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 21, 2026 Dominion Energy, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 21, 2026 Dominion Energy, Inc. (

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 21, 2026 Dominion Energy, Inc.

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Additional FAQ Excerpt from Dominion Energy Website Forward-Looking Statements This communication includes “forward-looking statements” within the meaning of

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Data Center Industry Presentation Dominion Energy Data Center Industry Call May 21, 2026 ,a Dominion 5ii’ Energy® 1 Data Center Call Logistics • Call Details

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425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Transcript of CNBC Interview Becky Quick - Host of CNBC Squawk Box Welcome back everybody. NextEra Energy acquiring Dominion Energy in an all stock deal valu

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Employee Meetings Presentation and Transcript Richmond, VA Jupiter, FL Miami, FL + Charleston, SC Employee Meetings May 18, 2026 Outer Banks, NC Cautionary I

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Email to Nuclear Employees Change is ahead — we’ll move through it together On Monday, we announced that Dominion Energy and NextEra Energy have entered into

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 15, 2026 Dominion Energy, Inc. (

425 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 15, 2026 Dominion Energy, Inc.

AGREEMENT AND PLAN OF MERGER by and among NextEra Energy, Inc., WG Development Corp., CS Holdco, LLC Dominion Energy, Inc. Dated as of May 15, 2026

EX-2.1 Exhibit 2.1 AGREEMENT AND PLAN OF MERGER by and among NextEra Energy, Inc., WG Development Corp., CS Holdco, LLC and Dominion Energy, Inc. Dated as of May 15, 2026 TABLE OF CONTENTS Page ARTICLE I THE MERGERS 2 SECTION 1.01 The Mergers 2 SECTION 1.02 Closing 2 SECTION 1.03 Effective Times 3 SECTION 1.04 Organizational Documents 3 SECTION 1.05 Directors and Officers 3 ARTICLE II EFFECT OF TH

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 NextEra Energy and Dominion Energy Something new is coming Dominion Energy and NextEra Energy Announce Plans to Combine Form ing A merica’s leading util ity

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Email to Retired Employees RETIRED EMPLOYEES OF DOMINION ENERGY Dominion Energy and NextEra Energy today announced plans to combine in an all-stock transacti

I’m excited to be here with John Ketchum chairman and CEO, of NextEra Energy to let you know that this morning, Dominion Energy and NextEra Energy announced that we have entered into an agreement to combine, which will create the nation’s largest reg

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Email to Employees from Robert M. Blue Team – I am excited to let you know that Dominion Energy and NextEra Energy today announced a definitive agreement to

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Form of Email to Customers Email Subject: Dominion Energy and NextEra Energy Announce Plans to Combine We are excited to share important news about Dominion

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Transcript of Investor Call Corrected Transcript 18-May-2026 NextEra Energy, Inc. (NEE) NextEra Energy, Inc. and Dominion Energy, Inc. Merger Call Total Page

TEXT LEVELS Remove bullet on Level to create header text. Cautionary Information Use the TAB key to move text to the next text level. Use SHIFT key + TAB key to move text up to the previous text level. Or use the Increase / Decrease This communicatio

EX-99.2 Exhibit 99.2 Richmond, VA Jupiter, FL Miami, FL + Charleston, SC Forming America’s leading utility business and energy infrastructure company To reliably and affordably meet America’s historic power demand Outer Banks, NC May 18, 2026 TEXT LEVELS Remove bullet on Level to create header text. Cautionary Information Use the TAB key to move text to the next text level. Use SHIFT key + TAB key

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 15, 2026 Dominion Energy, Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 15, 2026 Dominion Energy, Inc.

Dominion Energy-NextEra Energy Merger FAQs for Dominion Energy Employees

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Leader Toolkit Email Leaders - Electricity demand is rising faster than it has since the years following World War II. At the same time, projects are getting

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Form of Email to Customers Email Subject: Dominion Energy and NextEra Energy Announce Plans to Combine We are excited to share important news about Dominion

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Company Intranet Portal Communication Dominion Energy and NextEra Energy announce plans to combine Today, Dominion Energy and NextEra Energy announced plans

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Talking Points for Contact Centers Background: On May 18, 2026, Dominion Energy and NextEra Energy announced plans to combine. The combination will create th

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EX-99.1 Exhibit 99.1 NextEra Energy and Dominion Energy to Combine, Creating the World’s Largest Regulated Electric Utility Business and North America’s Premier Energy Infrastructure Platform Benefiting Customers • Creates the world’s largest regulated electric utility business by market capitalization and one of the world’s largest energy infrastructure companies with an unmatched operating platf

Filed by: Dominion Energy, Inc.

425 Filed by: Dominion Energy, Inc. pursuant to Rule 425 under the Securities Act of 1933 and deemed filed pursuant to Rule 14a-12 under the Securities Exchange Act of 1934 Subject Company: Dominion Energy, Inc. Commission File No.: 001-08489 Form of Email to Certain Stakeholders This morning, NextEra Energy and Dominion Energy announced plans to combine. NextEra Energy is America’s leading energy

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2026 Dominion Energy, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2026 Dominion Energy, Inc. (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission File

As filed with the Securities and Exchange Commission on May 6, 2026

S-3ASR Table of Contents As filed with the Securities and Exchange Commission on May 6, 2026 Registration No.

DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES

424B3 Filed Pursuant to Rule 424(b)(3) Registration No. 333-295605 DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES PRICING SUPPLEMENT (To Prospectus dated May 6, 2026) The Date of this Pricing Supplement is May 6, 2026 The Dominion Energy Reliability Investment Variable Denomination Floating Rate Demand Notes (the “Notes”) bear interes

Security Type

Calculation of Filing Fee Tables S-3 DOMINION ENERGY, INC Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid Fees Previously Paid Carry Forward Securities Carry Forward Securities 1 Debt Variable Denomination Floating Rate Demand Notes 415(a)(6) 1,000,000,000 $ 1,000,000,000.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C.20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

EX-25.1 Exhibit 25.1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C.20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) DEUTSCHE BANK TRUST COMPANY AMERICAS (formerly BANKERS TRUST COMPANY) (Exact name of trustee as

/s/ Robert M. Blue

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

Dominion Energy Announces First-Quarter 2026 Results

Exhibit 99 NEWS RELEASE May 1, 2026 Dominion Energy Announces First-Quarter 2026 Results • First-quarter 2026 GAAP net income of $0.

/s/ Robert M. Blue

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

FORM 8-K Item 2.02 Results of Operations and Financial Condition. Item 9.01 Financial Statements and Exhibits.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 01, 2026 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission File

Exhibit 31.d

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

/s/ Robert M. Blue

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

DOMINION ENERGY, INC. 2026 PERFORMANCE GRANT AGREEMENT

DOMINION ENERGY, INC. 2026 PERFORMANCE GRANT AGREEMENT THIS AGREEMENT, dated February 25, 2026, between Dominion Energy, Inc., a Virginia corporation (the “Company”) and [Insert Name] (“Participant”), is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in this Agreement that are defined

Exhibit 31.d

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

PARTICIPANT DATE OF GRANT February 25, 2026 PERSONNEL NUMBER

DOMINION ENERGY, INC. RESTRICTED STOCK AWARD AGREEMENT PARTICIPANT «FirstName» «LastName» DATE OF GRANT February 25, 2026 NUMBER OF SHARES OF RESTRICTED STOCK GRANTED «##,###» PERSONNEL NUMBER «#####» VESTING DATE February 1, 2029 VESTING SCHEDULE Vesting Date Percentage February 1, 2029 100% THIS AGREEMENT, effective as of the Date of Grant shown above, between Dominion Energy, Inc., a Virginia c

DOMINION ENERGY, INC. 2026 PERFORMANCE GRANT AGREEMENT

DOMINION ENERGY, INC. 2026 PERFORMANCE GRANT AGREEMENT THIS AGREEMENT, dated February 25, 2026, between Dominion Energy, Inc., a Virginia corporation (the “Company”) and [Insert Name] (“Participant”), is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in this Agreement that are defined

Exhibit 31.b

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT

Exhibit 99 DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT (Unaudited) Twelve Months Ended March 31, 2026 (millions, except per share amounts) Operating Revenue $ 17,449 Operating Expenses 12,866 Income from operations 4,583 Other income (expense) 1,212 Interest and related charges 2,102 Income from continuing operations including noncontrolling interest before income tax expense 3

Exhibit 32.a

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended March 31, 2026

Exhibit 32.b

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended

Exhibit 32.a

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended March 31, 2026

Exhibit 31.b

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

DOMINION ENERGY, INC. 2026 PERFORMANCE SHARE AWARD AGREEMENT

DOMINION ENERGY, INC. 2026 PERFORMANCE SHARE AWARD AGREEMENT THIS AGREEMENT, dated February 25, 2026, between Dominion Energy, Inc., a Virginia corporation (the “Company”) and [Insert Name] (“Participant”), is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in this Agreement that are d

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of regist

DOMINION ENERGY, INC. 2026 PERFORMANCE SHARE AWARD AGREEMENT

DOMINION ENERGY, INC. 2026 PERFORMANCE SHARE AWARD AGREEMENT THIS AGREEMENT, dated February 25, 2026, between Dominion Energy, Inc., a Virginia corporation (the “Company”) and [Insert Name] (“Participant”), is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in this Agreement that are d

/s/ Robert M. Blue

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

PARTICIPANT DATE OF GRANT February 25, 2026 PERSONNEL NUMBER

DOMINION ENERGY, INC. RESTRICTED STOCK AWARD AGREEMENT PARTICIPANT «FirstName» «LastName» DATE OF GRANT February 25, 2026 NUMBER OF SHARES OF RESTRICTED STOCK GRANTED «##,###» PERSONNEL NUMBER «#####» VESTING DATE February 1, 2029 VESTING SCHEDULE Vesting Date Percentage February 1, 2029 100% THIS AGREEMENT, effective as of the Date of Grant shown above, between Dominion Energy, Inc., a Virginia c

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of regist

DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT

Exhibit 99 DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT (Unaudited) Twelve Months Ended March 31, 2026 (millions, except per share amounts) Operating Revenue $ 17,449 Operating Expenses 12,866 Income from operations 4,583 Other income (expense) 1,212 Interest and related charges 2,102 Income from continuing operations including noncontrolling interest before income tax expense 3

Exhibit 32.b

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended

FOURTH AMENDMENT

EX-10.1 Exhibit 10.1 FOURTH AMENDMENT FOURTH AMENDMENT, dated as of April 7, 2026 (this “Amendment”), to the SUSTAINABILITY REVOLVING CREDIT AGREEMENT dated as of June 9, 2021 (as amended by the First Amendment dated as of October 12, 2022, the Second Amendment dated as of June 7, 2024 and the Third Amendment dated as of April 8, 2025, the “Existing Credit Agreement” and as it may further be amend

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) April 7, 2026 Dominion Energy, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) April 7, 2026 Dominion Energy, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

tc UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ De

COURTESY COPY OF D-DEF_14A-2026

Building on Progress 2026 PROXY STATEMENTNoticeof2026AnnualMeeting ofShareholders Noticeof2026AnnualMeeting ofShareholders Date and Time Tuesday,May5,2026 9:30a.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

c UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Def

ARS

Building on Progress 2025 ANNUAL REPORT7.8 GW of solar generation in operation or under development. 38 of PJM's DOM Zone top 50 all time-peaks in customer demand have occurred since January 1, 2025. 46% reduction in Scope 1 carbon emissions from 2005 to 2024. 1 CEO Letter 7 2025 Highlights 8 Our Leadership 9 Annual Report on Form 10-K Apdx. GAAP Reconciliations IBC Financial Performance Dominion

Filed Pursuant to Rule 433

FWP Filed Pursuant to Rule 433 to Prospectus dated May 11, 2023 Registration Statement No.

DESCRIPTION OF DOMINION ENERGY, INC. COMMON STOCK

Exhibit 4.10 DESCRIPTION OF DOMINION ENERGY, INC. COMMON STOCK The following description of our common stock, which is registered under Section 12(b) of the Securities Exchange Act of 1934, as amended, is a summary and is qualified in its entirety by reference to our articles of incorporation and bylaws, which are incorporated by reference as exhibits to the Annual Report on Form 10-K of which thi

Exhibit 32.b

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Annual Report on Form 10-K for the year ended Decemb

Exhibit 31.d

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-K of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

Dominion Energy, Inc.

Exhibit 21 Dominion Energy, Inc. Subsidiaries of the Registrant At December 31, 2025 Name Jurisdiction of Incorporation Name Under Which Business is Conducted 96WI 8ME LLC Delaware 96WI 8ME LLC Align RNG Arizona, LLC Delaware Align RNG Arizona, LLC Align RNG Arizona-Snowflake, LLC Delaware Align RNG Arizona-Snowflake, LLC Align RNG California, LLC Delaware Align RNG California, LLC Align RNG Calif

/s/ Robert M. Blue

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-K of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

Exhibit 32.b

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Annual Report on Form 10-K for the year ended Decemb

FORM 8-K Item 2.02 Results of Operations and Financial Condition. Item 9.01 Financial Statements and Exhibits.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2026 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission

/s/ Robert M. Blue

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-K of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of registrants

Exhibit 32.a

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Annual Report on Form 10-K for the year ended December 31, 2025 (t

/s/ Robert M. Blue

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-K of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

Dominion Energy, Inc.

Exhibit 21 Dominion Energy, Inc. Subsidiaries of the Registrant At December 31, 2025 Name Jurisdiction of Incorporation Name Under Which Business is Conducted 96WI 8ME LLC Delaware 96WI 8ME LLC Align RNG Arizona, LLC Delaware Align RNG Arizona, LLC Align RNG Arizona-Snowflake, LLC Delaware Align RNG Arizona-Snowflake, LLC Align RNG California, LLC Delaware Align RNG California, LLC Align RNG Calif

Exhibit 32.a

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Annual Report on Form 10-K for the year ended December 31, 2025 (t

Dominion Energy announces 2025 financial results

Exhibit 99 NEWS RELEASE February 23, 2026 Dominion Energy announces 2025 financial results • Full year 2025 GAAP net income of $3.

DESCRIPTION OF DOMINION ENERGY, INC. COMMON STOCK

Exhibit 4.10 DESCRIPTION OF DOMINION ENERGY, INC. COMMON STOCK The following description of our common stock, which is registered under Section 12(b) of the Securities Exchange Act of 1934, as amended, is a summary and is qualified in its entirety by reference to our articles of incorporation and bylaws, which are incorporated by reference as exhibits to the Annual Report on Form 10-K of which thi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of registrants

/s/ Robert M. Blue

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-K of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

Exhibit 31.b

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-K of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

Exhibit 31.b

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-K of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

Exhibit 31.d

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-K of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 30, 2026 Dominion Energy,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 30, 2026 Dominion Energy, Inc. (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission

Coastal Virginia Offshore Wind Project updateJanuary 30, 2026

Coastal Virginia Offshore Wind Project update January 30, 2026 Important note for investors This presentation contains certain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 regarding Dominion Energy.

FORM 8-K Item 7.01 Regulation FD Disclosure. Item 8.01 Other Events. Item 9.01 Financial Statements and Exhibits.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 30, 2026 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 16, 2026 Dominion Energy, In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 16, 2026 Dominion Energy, Inc.

U.S. District Court grants preliminary injunction allowing Coastal Virginia Offshore Wind project to resume work

EX-99.1 Exhibit 99.1 U.S. District Court grants preliminary injunction allowing Coastal Virginia Offshore Wind project to resume work RICHMOND, Va. (January 16, 2026) — Today the U.S. District Court for the Eastern District of Virginia granted Dominion Energy’s request for a preliminary injunction allowing construction to resume on the Coastal Virginia Offshore Wind (CVOW) project while Dominion E

Dominion Energy releases statement in response to U.S. Department of Interior action on Coastal Virginia Offshore Wind

EX-99.1 Exhibit 99.1 Dominion Energy Virginia Dominion Energy releases statement in response to U.S. Department of Interior action on Coastal Virginia Offshore Wind RICHMOND, Va. (December 22, 2025) — Dominion Energy released the following statement in response to the U.S. Department of Interior’s Director’s Order for a 90-day suspension of work issued earlier today for the Coastal Virginia Offsho

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 22, 2025 Dominion Energy, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) December 22, 2025 Dominion Energy, Inc.

DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES

424B3 Registration No. 333-271838 Filed Pursuant to Rule 424(b)(3) DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES PRICING SUPPLEMENT (To Prospectus dated May 11, 2023) The Date of this Pricing Supplement is December 12, 2025 The Dominion Energy Reliability Investment Variable Denomination Floating Rate Demand Notes (the “Notes”) bear

As Filed with the Securities and Exchange Commission on November 10, 2025

S-3ASR Table of Contents As Filed with the Securities and Exchange Commission on November 10, 2025 File No.

Security Type

Calculation of Filing Fee Tables S-3 DOMINION ENERGY, INC Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common Stock 457(a) 8,600,000 $ 57.

Dominion Energy, Inc.

424B3 Filed Pursuant to Rule 424(b)(3) Registration No. 333-269880 PROSPECTUS SUPPLEMENT DATED NOVEMBER 3, 2025 (To Prospectus Dated February 21, 2023) Dominion Energy, Inc. This is a prospectus supplement to the prospectus of Dominion Energy, Inc. dated February 21, 2023 (the Prospectus), as previously supplemented by the prospectus supplement dated August 22, 2025 (the Prospectus Supplement), wh

DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES

424B3 Registration No. 333-271838 Filed Pursuant to Rule 424(b)(3) DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES PRICING SUPPLEMENT (To Prospectus dated May 11, 2023) The Date of this Pricing Supplement is November 3, 2025 The Dominion Energy Reliability Investment Variable Denomination Floating Rate Demand Notes (the “Notes”) bear i

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of re

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

EX-25.3 Exhibit 25.3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) THE BANK OF NEW YORK MELLON (Exact name of trustee as specified in its charter) New York 13-516

Dominion Energy, Inc. Common Stock

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No.

/s/ Robert M. Blue

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

As Filed with the Securities and Exchange Commission on October 31, 2025

S-3ASR Table of Contents As Filed with the Securities and Exchange Commission on October 31, 2025 File No.

Security Type

Calculation of Filing Fee Tables S-3 DOMINION ENERGY, INC Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common Stock 457(r) 0.

FORM 8-K Item 2.02 Results of Operations and Financial Condition. Item 9.01 Financial Statements and Exhibits.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 31, 2025 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission F

Security Type

Calculation of Filing Fee Tables S-3 DOMINION ENERGY, INC Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Common Stock 457(r) 1,800,000,000 $ 1,800,000,000.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

EX-25.2 Exhibit 25.2 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) THE BANK OF NEW YORK MELLON (Exact name of trustee as specified in its charter) New York 13-516

Exhibit 31.b

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 31, 2025 Dominion Energy, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 31, 2025 Dominion Energy, Inc.

DOMINION ENERGY, INC. Common Stock (without par value) AMENDMENT TO SALES AGENCY AGREEMENT

EX-1.2 Exhibit 1.2 DOMINION ENERGY, INC. Common Stock (without par value) AMENDMENT TO SALES AGENCY AGREEMENT [DATE] [NAME] [ADDRESS] as Agent and Forward Seller [NAME] [ADDRESS] as Forward Purchaser Ladies and Gentlemen: Reference is hereby made to the Sales Agency Agreement, dated as of [DATE] (the Agreement), by and between Dominion Energy, Inc., a Virginia corporation (the Company), and [NAME]

Exhibit 31.d

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

/s/ Robert M. Blue

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

Dominion Energy Announces Third-Quarter 2025 Results

Exhibit 99 NEWS RELEASE October 31, 2025 Dominion Energy Announces Third-Quarter 2025 Results • Third-quarter 2025 GAAP net income of $1.

Exhibit 32.a

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended September 30,

Exhibit 32.b

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended

DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT

Exhibit 99 DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT (Unaudited) Twelve Months Ended September 30, 2025 (millions, except per share amounts) Operating Revenue $ 15,813 Operating Expenses 11,764 Income from operations 4,049 Other income (expense) 1,011 Interest and related charges 1,957 Income from continuing operations including noncontrolling interest before income tax expen

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE

EX-25.1 Exhibit 25.1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) DEUTSCHE BANK TRUST COMPANY AMERICAS (formerly BANKERS TRUST COMPANY) (Exact name of trustee as

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) September 29, 2025 Dominion Energy,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) September 29, 2025 Dominion Energy, Inc.

DOMINION ENERGY, INC. $625,000,000 2025 Series A Junior Subordinated Notes due 2056 $625,000,000 2025 Series B Junior Subordinated Notes due 2056 UNDERWRITING AGREEMENT September 29, 2025

EX-1.1 Exhibit 1.1 DOMINION ENERGY, INC. $625,000,000 2025 Series A Junior Subordinated Notes due 2056 $625,000,000 2025 Series B Junior Subordinated Notes due 2056 UNDERWRITING AGREEMENT September 29, 2025 BofA Securities, Inc. J.P. Morgan Securities LLC Truist Securities, Inc. as Representatives for the Underwriters listed in Schedule I hereto c/o BofA Securities, Inc. One Bryant Park New York,

$1,250,000,000 Dominion Energy, Inc. $625,000,000 2025 Series A Junior Subordinated Notes due 2056 $625,000,000 2025 Series B Junior Subordinated Notes due 2056

424B2 Table of Contents Filed Pursuant to Rule 424(b)(2) Registration Statement No.

Security Type

Calculation of Filing Fee Tables S-3 DOMINION ENERGY, INC Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt Junior Subordinated Notes 457(r) 1,250,000,000 $ 1,250,000,000.

DOMINION ENERGY, INC. FINAL TERM SHEET September 29, 2025 2025 Series A Junior Subordinated Notes due 2056 2025 Series B Junior Subordinated Notes due 2056 Principal Amount: $625,000,000 As disclosed in the Preliminary Prospectus Supplement reference

FWP Filed pursuant to Rule 433 Relating to Preliminary Prospectus Supplement dated September 29, 2025 to Prospectus dated February 21, 2023 Registration No.

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED SEPTEMBER 29, 2025

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No.

DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES

424B3 Registration No. 333-271838 Filed Pursuant to Rule 424(b)(3) DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES PRICING SUPPLEMENT (To Prospectus dated May 11, 2023) The Date of this Pricing Supplement is September 22, 2025 The Dominion Energy Reliability Investment Variable Denomination Floating Rate Demand Notes (the “Notes”) bear

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K/A (Amendment No. 9) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 25, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K/A (Amendment No.

DESCRIPTION OF CAPITAL STOCK

EX-99.1 Exhibit 99.1 DESCRIPTION OF CAPITAL STOCK As of August 25, 2025, our authorized capital stock was 1.77 billion shares. Those shares consist of 20 million shares of preferred stock and 1.75 billion shares of common stock. Approximately 853 million shares of our common stock were issued and outstanding as of August 22, 2025, and approximately 1 million shares of our preferred stock were issu

Dominion Energy, Inc.

424B3 Table of Contents Filed Pursuant to Rule 424(b)(3) Registration No. 333-269880 PROSPECTUS SUPPLEMENT (To Prospectus Dated February 21, 2023) Explanatory Note: Dominion Energy, Inc. has appointed Computershare Trust Company, N.A. to serve as the transfer agent and registrar for its common stock and as the Administrator of Dominion Energy Direct®, the company’s direct stock purchase and divide

NINETEENTH SUPPLEMENTAL INDENTURE DOMINION ENERGY, INC. DEUTSCHE BANK TRUST COMPANY AMERICAS SERIES TRUSTEE DATED AS OF AUGUST 1, 2025 2025 SERIES A JUNIOR SUBORDINATED NOTES DUE 2056

EX-4.3 Exhibit 4.3 NINETEENTH SUPPLEMENTAL INDENTURE BETWEEN DOMINION ENERGY, INC. ISSUER AND DEUTSCHE BANK TRUST COMPANY AMERICAS SERIES TRUSTEE DATED AS OF AUGUST 1, 2025 2025 SERIES A JUNIOR SUBORDINATED NOTES DUE 2056 TABLE OF CONTENTS ARTICLE I DEFINITIONS 1 1.1 Definition of Terms. 1 ARTICLE II GENERAL TERMS AND CONDITIONS OF THE JUNIOR SUBORDINATED NOTES 4 2.1 Designation and Principal Amou

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 4, 2025 Dominion Energy, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) August 4, 2025 Dominion Energy, Inc.

DOMINION ENERGY, INC. $825,000,000 2025 Series A Junior Subordinated Notes due 2056 $700,000,000 2025 Series B Junior Subordinated Notes due 2056 UNDERWRITING AGREEMENT

EX-1.1 Exhibit 1.1 DOMINION ENERGY, INC. $825,000,000 2025 Series A Junior Subordinated Notes due 2056 $700,000,000 2025 Series B Junior Subordinated Notes due 2056 UNDERWRITING AGREEMENT August 4, 2025 Citigroup Global Markets Inc. Morgan Stanley & Co. LLC Santander US Capital Markets LLC as Representatives for the Underwriters listed in Schedule I hereto c/o Citigroup Global Markets Inc. 388 Gre

TWENTIETH SUPPLEMENTAL INDENTURE DOMINION ENERGY, INC. DEUTSCHE BANK TRUST COMPANY AMERICAS SERIES TRUSTEE DATED AS OF AUGUST 1, 2025 2025 SERIES B JUNIOR SUBORDINATED NOTES DUE 2056

EX-4.4 Exhibit 4.4 TWENTIETH SUPPLEMENTAL INDENTURE BETWEEN DOMINION ENERGY, INC. ISSUER AND DEUTSCHE BANK TRUST COMPANY AMERICAS SERIES TRUSTEE DATED AS OF AUGUST 1, 2025 2025 SERIES B JUNIOR SUBORDINATED NOTES DUE 2056 TABLE OF CONTENTS ARTICLE I DEFINITIONS 1 1.1 Definition of Terms. 1 ARTICLE II GENERAL TERMS AND CONDITIONS OF THE JUNIOR SUBORDINATED NOTES 4 2.1 Designation and Principal Amoun

$1,525,000,000 Dominion Energy, Inc. $825,000,000 2025 Series A Junior Subordinated Notes due 2056 $700,000,000 2025 Series B Junior Subordinated Notes due 2056

424B2 Filed Pursuant to Rule 424(b)(2) Registration Statement No. 333-269879 PROSPECTUS SUPPLEMENT (To prospectus dated February 21, 2023) $1,525,000,000 Dominion Energy, Inc. $825,000,000 2025 Series A Junior Subordinated Notes due 2056 $700,000,000 2025 Series B Junior Subordinated Notes due 2056 The 2025 Series A Junior Subordinated Notes (the Series A Junior Subordinated Notes) will bear inter

Security Type

Calculation of Filing Fee Tables S-3 DOMINION ENERGY, INC Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt Junior Subordinated Notes 457(r) 1,525,000,000 $ 1,525,000,000.

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED AUGUST 4, 2025

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No.

DOMINION ENERGY, INC. FINAL TERM SHEET August 4, 2025 2025 Series A Junior Subordinated Notes due 2056 2025 Series B Junior Subordinated Notes due 2056 Principal Amount: $825,000,000 $700,000,000 Expected Ratings* (Moody’s/S&P/Fitch): Baa3 (negative

FWP Filed pursuant to Rule 433 Relating to Preliminary Prospectus Supplement dated August 4, 2025 to Prospectus dated February 21, 2023 Registration No.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 01, 2025 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission Fi

Certification by Chief Financial Officer of Dominion Energy, Inc. pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

Certification by Chief Financial Officer of Virginia Electric and Power Company pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

Certification by Chief Executive Officer of Virginia Electric and Power Company pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

Certification to the Securities and Exchange Commission by Chief Executive Officer and Chief Financial Officer of Dominion Energy, Inc. as required by Section 906 of the Sarbanes-Oxley Act of 2002 (furnished herewith).

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended June 30, 2025

Certification to the Securities and Exchange Commission by Chief Executive Officer and Chief Financial Officer of Virginia Electric and Power Company as required by Section 906 of the Sarbanes-Oxley Act of 2002 (furnished herewith).

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of registr

Condensed consolidated earnings statements (filed herewith).

Exhibit 99 DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT (Unaudited) Twelve Months Ended June 30, 2025 (millions, except per share amounts) Operating Revenue $ 15,227 Operating Expenses 11,299 Income from operations 3,928 Other income (expense) 927 Interest and related charges 1,834 Income from continuing operations including noncontrolling interest before income tax expense 3,02

Certification by Chief Executive Officer of Dominion Energy, Inc. pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

Dominion Energy Announces Second-Quarter Results

Exhibit 99 NEWS RELEASE August 1, 2025 Dominion Energy Announces Second-Quarter Results • Second-quarter 2025 GAAP net income of $0.

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 25, 2025 Dominion Energy, Inc. (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission Fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 24, 2025 Dominion Energy, In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 24, 2025 Dominion Energy, Inc. (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission Fil

Dominion Energy, Inc. Bylaws, as amended and restated, effective June 26, 2025*

EX-3.1 Exhibit 3.1 Dominion Energy, Inc. Bylaws As amended and restated, effective June 26, 2025 Table of Contents Article Page I Name 1 II Shareholders’ Meetings 1 III Annual Meeting 1 IV Special Meetings 1 V Notice of Shareholders’ Meetings 3 VI Voting Lists 3 VII Quorum 4 VIII Voting 4 IX Record Date 5 X Shareholder Proposals 5 XI Board of Directors 7 XII Proxy Access for Director Nominations 1

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 25, 2025 Dominion Energy, Inc. (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission Fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K (Mark One): ☒ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 333-257414 A. Full title of the plan

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K (Mark One): ☒ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 333-257414 A. Full title of the plan

Underwriting Agreement, dated May 6, 2025, among the Company and BofA Securities, Inc., J.P. Morgan Securities LLC and Wells Fargo Securities, LLC, as Representatives for the underwriters named in the Underwriting Agreement.*

Exhibit 1.1 DOMINION ENERGY, INC. $1,000,000,000 2025 Series C 4.60% Senior Notes due 2028 UNDERWRITING AGREEMENT May 6, 2025 BofA Securities, Inc. J.P. Morgan Securities LLC Wells Fargo Securities, LLC as Representatives for the Underwriters listed in Schedule I hereto c/o BofA Securities, Inc. One Bryant Park New York, New York 10036 J.P. Morgan Securities LLC 383 Madison Avenue New York, New Yo

Thirtieth Supplemental Indenture, dated as of May 1, 2025 (Exhibit 4.2, Form 8-K filed May 13, 2025, File No. 1-8489).

Exhibit 4.2 DOMINION ENERGY, INC. Issuer AND DEUTSCHE BANK TRUST COMPANY AMERICAS Trustee Thirtieth Supplemental Indenture Dated as of May 1, 2025 $1,000,000,000 2025 Series C 4.60% Senior Notes due 2028 TABLE OF CONTENTS* ARTICLE I 2025 SERIES C 4.60% SENIOR NOTES DUE 2028 1 SECTION 101. Establishment 1 SECTION 102. Definitions 2 SECTION 103. Payment of Principal and Interest 4 SECTION 104. Denom

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 6, 2025 Dominion Energy, Inc.

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2025 Dominion Energy, Inc. (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission File

Calculation of Filing Fee Table (Form Type) Dominion Energy, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(2) (Form Type) Dominion Energy, Inc.

$1,000,000,000 Dominion Energy, Inc. $1,000,000,000 2025 Series C 4.60% Senior Notes due 2028

Table of Contents Filed Pursuant to Rule 424(b)(2) Registration Statement No. 333-269879 PROSPECTUS SUPPLEMENT (To Prospectus Dated February 21, 2023) $1,000,000,000 Dominion Energy, Inc. $1,000,000,000 2025 Series C 4.60% Senior Notes due 2028 The Senior Notes will bear interest at 4.60% per year and will mature on May 15, 2028. We will pay interest on the Senior Notes on May 15 and November 15 o

DOMINION ENERGY, INC. FINAL TERM SHEET May 6, 2025 2025 Series C 4.60% Senior Notes due 2028 Principal Amount: $1,000,000,000 Expected Ratings* (Moody’s/S&P/Fitch): Baa2 (negative outlook) / BBB (stable outlook) / BBB+ (stable outlook) Trade Date: Ma

Filed pursuant to Rule 433 Relating to Preliminary Prospectus Supplement dated May 6, 2025 to Prospectus dated February 21, 2023 Registration No.

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED MAY 6, 2025

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-269879 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying base prospectus are not an offer to sell these securities, and are not soliciting an offer to buy these securities, in any jurisdiction where the offer or sa

Certification by Chief Executive Officer of Virginia Electric and Power Company pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

Certification by Chief Financial Officer of Virginia Electric and Power Company pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

Dominion Energy Announces First-Quarter 2025 Earnings Results

Exhibit 99 NEWS RELEASE May 1, 2025 Dominion Energy Announces First-Quarter 2025 Earnings Results • First-quarter 2025 GAAP net income of $0.

Certification to the Securities and Exchange Commission by Chief Executive Officer and Chief Financial Officer of Virginia Electric and Power Company as required by Section 906 of the Sarbanes-Oxley Act of 2002 (furnished herewith).

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended

Condensed consolidated earnings statements (filed herewith).

Exhibit 99 DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT (Unaudited) Twelve Months Ended March 31, 2025 (millions, except per share amounts) Operating Revenue $ 14,903 Operating Expenses 11,266 Income from operations 3,637 Other income (expense) 708 Interest and related charges 1,793 Income from continuing operations including noncontrolling interest before income tax expense 2,5

Certification to the Securities and Exchange Commission by Chief Executive Officer and Chief Financial Officer of Dominion Energy, Inc. as required by Section 906 of the Sarbanes-Oxley Act of 2002 (furnished herewith).

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended March 31, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of regist

Certification by Chief Financial Officer of Dominion Energy, Inc. pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

FORM 8-K Item 2.02 Results of Operations and Financial Condition. Item 9.01 Financial Statements and Exhibits.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 01, 2025 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission File

Certification by Chief Executive Officer of Dominion Energy, Inc. pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

United States Securities and Exchange Commission Washington, D.C. 20549 NOTICE OF EXEMPT SOLICITATION Pursuant to Rule 14a-103

United States Securities and Exchange Commission Washington, D.C. 20549 NOTICE OF EXEMPT SOLICITATION Pursuant to Rule 14a-103 Name of the Registrant: Dominion Energy, Inc. Name of persons relying on exemption: National Legal and Policy Center Address of persons relying on exemption: 107 Park Washington Court, Falls Church, VA 22046 Written materials are submitted pursuant to Rule 14a-6(g) (1) pro

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) April 8, 2025 Dominion Energy, Inc.

$7,000,000,000 Sixth Amended and Restated Revolving Credit Agreement, dated as of April 8, 2025, among Dominion Energy, Inc., Virginia Electric and Power Company, Dominion Energy South Carolina, Inc., JPMorgan Chase Bank, N.A., as Administrative Agent, Mizuho Bank, LTD., Bank of America, N.A., The Bank of Nova Scotia and Wells Fargo Bank, N.A., as Syndication Agents, JPMorgan Chase Bank, N.A., Mizuho Bank, LTD., BOFA Securities, Inc., The Bank of Nova Scotia and Wells Fargo Securities, LLC, as Joint Lead Arrangers and Joint Bookrunners and the other agents and lenders party thereto (Exhibit 10.1, Form 8-K filed April 9, 2025, File No. 1-8489 and File No. 000-55337).

Exhibit 10.1 $7,000,000,000 SIXTH AMENDED AND RESTATED REVOLVING CREDIT AGREEMENT among DOMINION ENERGY, INC., VIRGINIA ELECTRIC AND POWER COMPANY, and DOMINION ENERGY SOUTH CAROLINA, INC. as Borrowers, The Several Lenders from Time to Time Parties Hereto, JPMORGAN CHASE BANK, N.A., as Administrative Agent, MIZUHO BANK, LTD., BANK OF AMERICA, N.A., THE BANK OF NOVA SCOTIA and WELLS FARGO BANK, N.A

Third Amendment, dated as of April 8, 2025, to the Sustainability Revolving Credit Agreement, dated as of June 9, 2021, among Dominion Energy, Inc., Sumitomo Mitsui Banking Corporation, as Administrative Agent and Sustainability Coordinator, Sumitomo Mitsui Banking Corporation, The Bank of Nova Scotia and The Toronto-Dominion Bank, New York Branch, as Joint Lead Arrangers

Exhibit 10.2 THIRD AMENDMENT THIRD AMENDMENT, dated as of April 8, 2025 (this “Amendment”), to the SUSTAINABILITY REVOLVING CREDIT AGREEMENT dated as of June 9, 2021 (as amended by the First Amendment dated as of October 12, 2022 and the Second Amendment dated as of June 7, 2024, the “Existing Credit Agreement” and as it may further be amended, modified and/or restated from time to time, including

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

tc UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ De

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

c UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Def

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

tc UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ De

ARS

Delivering On Our Plan 2024 Annual Repo port rt rt rtProviding the reliable, affordable, and increasingly clean energy that powers our customers every day.

Twenty-Ninth Supplemental Indenture, dated as of March 1, 2025 (Exhibit 4.3, Form 8-K filed March 6, 2025, File No. 1-8489)

Exhibit 4.3 DOMINION ENERGY, INC. Issuer AND DEUTSCHE BANK TRUST COMPANY AMERICAS Trustee Twenty-Ninth Supplemental Indenture Dated as of March 1, 2025 $700,000,000 2025 Series B 5.45% Senior Notes due 2035 TABLE OF CONTENTS* ARTICLE I 2025 SERIES B 5.45% SENIOR NOTES DUE 2035 1 SECTION 101. Establishment 1 SECTION 102. Definitions 2 SECTION 103. Payment of Principal and Interest 4 SECTION 104. De

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) March 6, 2025 Dominion Energy, Inc.

Twenty-Eighth Supplemental Indenture, dated as of March 1, 2025 (Exhibit 4.2, Form 8-K filed March 6, 2025, File No. 1-8489)

Exhibit 4.2 DOMINION ENERGY, INC. Issuer AND DEUTSCHE BANK TRUST COMPANY AMERICAS Trustee Twenty-Eighth Supplemental Indenture Dated as of March 1, 2025 $800,000,000 2025 Series A 5.00% Senior Notes due 2030 TABLE OF CONTENTS* ARTICLE I 2025 SERIES A 5.00% SENIOR NOTES DUE 2030 1 SECTION 101. Establishment 1 SECTION 102. Definitions 2 SECTION 103. Payment of Principal and Interest 4 SECTION 104. D

Underwriting Agreement, dated March 6, 2025, among the Company and MUFG Securities Americas Inc., Scotia Capital (USA) Inc., SMBC Nikko Securities America, Inc., Truist Securities, Inc. and Wells Fargo Securities, LLC, as Representatives for the underwriters named in the Underwriting Agreement.*

Exhibit 1.1 DOMINION ENERGY, INC. $800,000,000 2025 Series A 5.00% Senior Notes due 2030 $700,000,000 2025 Series B 5.45% Senior Notes due 2035 UNDERWRITING AGREEMENT March 6, 2025 MUFG Securities Americas Inc. Scotia Capital (USA) Inc. SMBC Nikko Securities America, Inc. Truist Securities, Inc. Wells Fargo Securities, LLC as Representatives for the Underwriters listed in Schedule I hereto c/o MUF

$1,500,000,000 Dominion Energy, Inc. $800,000,000 2025 Series A 5.00% Senior Notes due 2030 $700,000,000 2025 Series B 5.45% Senior Notes due 2035

424B2 Table of Contents Filed Pursuant to Rule 424(b)(2) Registration Statement No.

Calculation of Filing Fee Table (Form Type) Dominion Energy, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(2) (Form Type) Dominion Energy, Inc.

DOMINION ENERGY, INC. FINAL TERM SHEET March 6, 2025 2025 Series A 5.00% Senior Notes due 2030 2025 Series B 5.45% Senior Notes due 2035 Principal Amount: $800,000,000 $700,000,000 Expected Ratings* (Moody’s/S&P/Fitch): Baa2 (stable outlook) / BBB (s

Filed pursuant to Rule 433 Relating to Preliminary Prospectus Supplement dated March 6, 2025 to Prospectus dated February 21, 2023 Registration No.

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED MARCH 6, 2025

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-269879 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying base prospectus are not an offer to sell these securities, and are not soliciting an offer to buy these securities, in any jurisdiction where the offer or sa

2025 Performance Grant Agreement for Robert M. Blue under the 2025 Long-Term Incentive Program approved January 23, 2025 (filed herewith).

Exhibit 10.33 DOMINION ENERGY, INC. CEO 2025 PERFORMANCE GRANT AGREEMENT THIS AGREEMENT, dated February 14, 2025, between Dominion Energy, Inc., a Virginia corporation (the “Company”) and Robert M. Blue (“Participant”), is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in this Agreeme

Securities Trading Policy (filed herewith).

Exhibit 19 Effective December 31, 2024 Securities Trading Policy Federal law prohibits trading, or encouraging others to trade, in the securities of a company (including its common stock, preferred stock, bonds or any other securities) based on material, non-public information.

Certification by Chief Financial Officer of Virginia Electric and Power Company pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-K of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

Form of 2025 Performance Share Award Agreement under the 2025 Long-Term Incentive Program approved January 23, 2025 (filed herewith).

Exhibit 10.30 DOMINION ENERGY, INC. 2025 PERFORMANCE SHARE AWARD AGREEMENT THIS AGREEMENT, dated February 14, 2025, between Dominion Energy, Inc., a Virginia corporation (the “Company”) and [Insert Name] (“Participant”), is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in this Agreem

Subsidiaries of Dominion Energy, Inc. (filed herewith).

Exhibit 21 Dominion Energy, Inc. Subsidiaries of the Registrant As of December 31, 2024 Name Jurisdiction of Incorporation Name Under Which Business is Conducted 96WI 8ME LLC Delaware 96WI 8ME LLC Align RNG Arizona, LLC Delaware Align RNG Arizona, LLC Align RNG Arizona-Snowflake, LLC Delaware Align RNG Arizona-Snowflake, LLC Align RNG California, LLC Delaware Align RNG California, LLC Align RNG Ca

Form of 2025 Restricted Stock Agreement under the 2025 Long-Term Incentive Program approved January 23, 2025 (filed herewith).

Exhibit 10.31 DOMINION ENERGY, INC. RESTRICTED STOCK AWARD AGREEMENT PARTICIPANT «FirstName» «LastName» DATE OF GRANT February 14, 2025 NUMBER OF SHARES OF RESTRICTED STOCK GRANTED «##,###» PERSONNEL NUMBER «#####» VESTING DATE February 1, 2028 VESTING SCHEDULE Vesting Date Percentage February 1, 2028 100% THIS AGREEMENT, effective as of the Date of Grant shown above, between Dominion Energy, Inc.

Certification to the Securities and Exchange Commission by Chief Executive Officer and Chief Financial Officer of Virginia Electric and Power Company as required by Section 906 of the Sarbanes-Oxley Act of 2002 (furnished herewith).

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Annual Report on Form 10-K for the year ended Decemb

Form of 2025 Key Contributor Restricted Stock Recognition Award (filed herewith).

Exhibit 10.34 DOMINION ENERGY, INC. RESTRICTED STOCK AWARD AGREEMENT 2025 KEY CONTRIBUTOR RECOGNITION AWARD PARTICIPANT «FirstName» «LastName» DATE OF GRANT February 14, 2025 NUMBER OF SHARES OF RESTRICTED STOCK GRANTED «RestrictedStockAwardGranted» PERSONNEL NUMBER «Personnel» VESTING DATE February 1, 2028 VESTING SCHEDULE Vesting Date Percentage February 1, 2028 100% THIS AGREEMENT, effective as

Form of 2025 Performance Grant Agreement under the 2025 Long-Term Incentive Program approved January 23, 2025 (filed herewith).

Exhibit 10.29 DOMINION ENERGY, INC. 2025 PERFORMANCE GRANT AGREEMENT THIS AGREEMENT, dated February 14, 2025, between Dominion Energy, Inc., a Virginia corporation (the “Company”) and [Insert Name] (“Participant”), is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in this Agreement th

Form of 2025 Key Contributor Cash Recognition Award (filed herewith).

Exhibit 10.35 DOMINION ENERGY, INC. 2025 KEY CONTRIBUTOR RECOGNITION AWARD THIS Agreement, effective as of [February 1, 2025] between Dominion Energy, Inc., a Virginia corporation (the “Company”) and [Insert Name] (“Participant”) is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in th

Dominion Energy, Inc. Common Stock

Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-269879 PROSPECTUS SUPPLEMENT (To Prospectus Dated February 21, 2023) Dominion Energy, Inc. $1,200,000,000 Common Stock This prospectus supplement and accompanying base prospectus relate to the offer and sale from time to time of shares of our common stock having an aggregate offering price of up to $1,200,000,000. The shares of our co

Calculation of Filing Fee Table (Form Type) Dominion Energy, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table 424(b)(5) (Form Type) Dominion Energy, Inc.

Deloitte & Touche LLP letter, dated February 27, 2025, related to Dominion Energy, Inc.’s financial information (filed herewith).

Exhibit 18 PREFERABILITY LETTER FROM INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM February 27, 2025 Dominion Energy, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of registrants

Form of Sales Agency Agreement*

Exhibit 1.1 DOMINION ENERGY, INC. Common Stock (without par value) SALES AGENCY AGREEMENT February 27, 2025 [AGENT NAME] [AGENT ADDRESS] as Agent and Forward Seller [FORWARD PURCHASER NAME] [FORWARD PURCHASER ADDRESS] as Forward Purchaser Ladies and Gentlemen: Dominion Energy, Inc., a Virginia corporation (the Company), confirms its agreement with [NAME] in its capacity as purchaser under any Conf

Certification by Chief Financial Officer of Dominion Energy, Inc. pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-K of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

Certification to the Securities and Exchange Commission by Chief Executive Officer and Chief Financial Officer of Dominion Energy, Inc. as required by Section 906 of the Sarbanes-Oxley Act of 2002 (furnished herewith).

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Annual Report on Form 10-K for the year ended December 31, 2024 (t

Certification by Chief Executive Officer of Dominion Energy, Inc. pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-K of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

Description of Dominion Energy, Inc.’s Common Stock (Filed herewith).

Exhibit 4.10 DESCRIPTION OF DOMINION ENERGY, INC. COMMON STOCK The following description of our common stock, which is registered under Section 12(b) of the Securities Exchange Act of 1934, as amended, is a summary and is qualified in its entirety by reference to our articles of incorporation and bylaws, which are incorporated by reference as exhibits to the Annual Report on Form 10-K of which thi

2025 Performance Share Award Agreement for Robert M. Blue under the 2025 Long-Term Incentive Program approved January 23, 2025 (filed herewith).

Exhibit 10.32 DOMINION ENERGY, INC. CEO 2025 PERFORMANCE SHARE AWARD AGREEMENT THIS AGREEMENT, dated February 14, 2025, between Dominion Energy, Inc., a Virginia corporation (the “Company”) and Robert M. Blue (“Participant”), is made pursuant and subject to the provisions of the Dominion Energy, Inc. 2024 Incentive Compensation Plan and any amendments thereto (the “Plan”). All terms used in this A

Certification by Chief Executive Officer of Virginia Electric and Power Company pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-K of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 27, 2025 Dominion Energy, Inc.

Filed Pursuant to Rule 433

Filed Pursuant to Rule 433 to Prospectus dated May 11, 2023 Registration Statement No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 12, 2025 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission

Dominion Energy announces 2024 financial results

Exhibit 99 NEWS RELEASE February 12, 2025 Dominion Energy announces 2024 financial results • Full year 2024 GAAP net income of $2.

Coastal Virginia Offshore Wind Project UpdateFebruary 3, 2025

Coastal Virginia Offshore Wind Project Update February 3, 2025 Important note for investors This presentation contains certain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 regarding Dominion Energy.

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 03, 2025 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission

Coastal Virginia Offshore Wind (CVOW) project, part of comprehensive “all of the above” energy strategy to affordably meet growing energy needs, continues on schedule, cost updated

Exhibit 99.1 NEWS RELEASE February 3, 2025 Coastal Virginia Offshore Wind (CVOW) project, part of comprehensive “all of the above” energy strategy to affordably meet growing energy needs, continues on schedule, cost updated • No change to expected on-time project completion at end of 2026 • Project achieving significant construction milestones including the successful installation of the first 16

EX-24

EX-24 2 PowerOfAttorney.txt POWER OF ATTORNEY The undersigned, BlackRock, Inc., a corporation duly organized under the laws of the State of Delaware, United States (the "Company"), does hereby make, constitute and appoint each of Eric Andruczyk, Richard Cundiff, R. Andrew Dickson, III, Spencer Fleming, Laura Hildner, David Maryles, Christopher Meade, Charles Park, James Raby, Daniel Riemer, David

EX-99

EX-99 3 Item7.txt Aperio Group, LLC BlackRock (Luxembourg) S.A. BlackRock (Netherlands) B.V. BlackRock (Singapore) Limited BlackRock Advisors (UK) Limited BlackRock Advisors, LLC BlackRock Asset Management Canada Limited BlackRock Asset Management Deutschland AG BlackRock Asset Management Ireland Limited BlackRock Asset Management North Asia Limited BlackRock Asset Management Schweiz AG BlackRock

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Numbers 333-226039 333-202364 333-189579 333-149989 333-85094 333-95795 Dominion En

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Numbers 333-226039 333-202364 333-189579 333-149989 333-85094 333-95795 Dominion En

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Numbers 333-226039 333-202364 333-189579 333-149989 333-85094 333-95795 Dominion En

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Numbers 333-226039 333-202364 333-189579 333-149989 333-85094 333-95795 Dominion En

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

15-15D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Numbers 333-226039 333-202364 333-189579 333-149989 333-85094 333-95795 Domi

As filed with the Securities and Exchange Commission on January 27, 2025

As filed with the Securities and Exchange Commission on January 27, 2025 Registration Nos.

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2025 Dominion Energy, Inc. (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

15-15D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Numbers 333-226039 333-202364 333-189579 333-149989 333-85094 333-95795 Domi

As filed with the Securities and Exchange Commission on January 27, 2025

As filed with the Securities and Exchange Commission on January 27, 2025 Registration Nos.

As filed with the Securities and Exchange Commission on January 27, 2025

As filed with the Securities and Exchange Commission on January 27, 2025 Registration Nos.

As filed with the Securities and Exchange Commission on January 27, 2025

As filed with the Securities and Exchange Commission on January 27, 2025 Registration Nos.

As filed with the Securities and Exchange Commission on January 27, 2025

As filed with the Securities and Exchange Commission on January 27, 2025 Registration Nos.

As filed with the Securities and Exchange Commission on January 27, 2025

As filed with the Securities and Exchange Commission on January 27, 2025 Registration Nos.

DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES

Registration No. 333-271838 Filed Pursuant to Rule 424(b)(3) DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES PRICING SUPPLEMENT (To Prospectus dated May 11, 2023) The Date of this Pricing Supplement is December 23, 2024 The Dominion Energy Reliability Investment Variable Denomination Floating Rate Demand Notes (the “Notes”) bear intere

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) December 17, 2024 Dominion Energy, Inc.

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K/A (Amendment No.

DESCRIPTION OF CAPITAL STOCK

Exhibit 99.1 DESCRIPTION OF CAPITAL STOCK As of December 17, 2024, our authorized capital stock was 1.77 billion shares. Those shares consisted of 20 million shares of preferred stock and 1.75 billion shares of common stock. Approximately 840 million shares of our common stock were issued and outstanding as of December 13, 2024, and approximately 1 million shares of our preferred stock were issued

Dominion Energy, Inc. Amended and Restated Articles of Incorporation, dated as of December 17, 2024 (Exhibit 3.1, Form 8-K filed December 17, 2024, File No.1-8489).

Exhibit 3.1 Dominion Energy, Inc. Amended and Restated Articles of Incorporation December 17, 2024 Article I. Name The name of the Corporation is Dominion Energy, Inc. Article II. Purpose The purpose for which the Corporation is organized is to transact any and all lawful business, not required to be specifically stated in the Articles of Incorporation, for which corporations may be incorporated u

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 25, 2024 Dominion Energy, Inc. (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission

DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES

Registration No. 333-271838 Filed Pursuant to Rule 424(b)(3) DOMINION ENERGY, INC. DOMINION ENERGY RELIABILITY INVESTMENT® VARIABLE DENOMINATION FLOATING RATE DEMAND NOTES PRICING SUPPLEMENT (To Prospectus dated May 11, 2023) The Date of this Pricing Supplement is November 18, 2024 The Dominion Energy Reliability Investment Variable Denomination Floating Rate Demand Notes (the “Notes”) bear intere

Underwriting Agreement, dated November 14, 2024, among the Company and BofA Securities, Inc., Goldman Sachs & Co. LLC and Wells Fargo Securities, LLC, as Representatives for the underwriters named in the Underwriting Agreement.*

Exhibit 1.1 DOMINION ENERGY, INC. $1,250,000,000 2024 Series C Enhanced Junior Subordinated Notes due 2055 UNDERWRITING AGREEMENT November 14, 2024 BofA Securities, Inc. Goldman Sachs & Co. LLC Wells Fargo Securities, LLC as Representatives for the Underwriters listed in Schedule I hereto c/o BofA Securities, Inc. One Bryant Park New York, New York 10036 Goldman Sachs & Co. LLC 200 West Street New

Eighteenth Supplemental Indenture, dated as of November 1, 2024 (Exhibit 4.3, Form 8-K filed November 18, 2024, File No. 1-8489)

Exhibit 4.3 EIGHTEENTH SUPPLEMENTAL INDENTURE BETWEEN DOMINION ENERGY, INC. ISSUER AND DEUTSCHE BANK TRUST COMPANY AMERICAS SERIES TRUSTEE DATED AS OF NOVEMBER 1, 2024 2024 SERIES C ENHANCED JUNIOR SUBORDINATED NOTES DUE 2055 TABLE OF CONTENTS ARTICLE I DEFINITIONS 1 1.1 Definition of Terms 1 ARTICLE II GENERAL TERMS AND CONDITIONS OF THE JUNIOR SUBORDINATED NOTES 4 2.1 Designation and Principal A

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) November 14, 2024 Dominion Energy, Inc.

$1,250,000,000 Dominion Energy, Inc. $1,250,000,000 2024 Series C Enhanced Junior Subordinated Notes due 2055

Filed Pursuant to Rule 424(b)(2) Registration Statement No. 333-269879 PROSPECTUS SUPPLEMENT (To prospectus dated February 21, 2023) $1,250,000,000 Dominion Energy, Inc. $1,250,000,000 2024 Series C Enhanced Junior Subordinated Notes due 2055 The 2024 Series C Enhanced Junior Subordinated Notes due 2055 (the Junior Subordinated Notes) will bear interest (i) from and including the original issuance

Calculation of Filing Fee Table (Form Type) Dominion Energy, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Table 424b(2) (Form Type) Dominion Energy, Inc.

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED NOVEMBER 14, 2024

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Statement No. 333-269879 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying base prospectus are not an offer to sell these securities, and are not soliciting an offer to buy these securities, in any jurisdiction where the offer or sa

DOMINION ENERGY, INC. FINAL TERM SHEET November 14, 2024 2024 Series C Enhanced Junior Subordinated Notes due 2055 Principal Amount: $1,250,000,000 Expected Ratings* (Moody’s/S&P/Fitch): Baa3 (stable outlook) / BBB- (stable outlook) / BBB- (stable ou

Filed pursuant to Rule 433 Relating to Preliminary Prospectus Supplement dated November 14, 2024 to Prospectus dated February 21, 2023 Registration No.

Certification to the Securities and Exchange Commission by Chief Executive Officer and Chief Financial Officer of Dominion Energy, Inc. as required by Section 906 of the Sarbanes-Oxley Act of 2002 (furnished herewith).

Exhibit 32.a CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Dominion Energy, Inc. (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended September 30,

Certification by Chief Executive Officer of Virginia Electric and Power Company pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.c I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the

Certification by Chief Financial Officer of Dominion Energy, Inc. pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.b I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period cover

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark one) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number Exact name of re

Dominion Energy Announces Third-Quarter 2024 Earnings

Exhibit 99 NEWS RELEASE November 1, 2024 Dominion Energy Announces Third-Quarter 2024 Earnings • Third-quarter 2024 GAAP net income of $1.

Certification to the Securities and Exchange Commission by Chief Executive Officer and Chief Financial Officer of Virginia Electric and Power Company as required by Section 906 of the Sarbanes-Oxley Act of 2002 (furnished herewith).

Exhibit 32.b CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the undersigned officers of Virginia Electric and Power Company (the “Company”), certify that: 1. the Quarterly Report on Form 10-Q for the quarter ended

Certification by Chief Executive Officer of Dominion Energy, Inc. pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.a I, Robert M. Blue, certify that: 1. I have reviewed this report on Form 10-Q of Dominion Energy, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covere

Certification by Chief Financial Officer of Virginia Electric and Power Company pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 (filed herewith).

Exhibit 31.d I, Steven D. Ridge, certify that: 1. I have reviewed this report on Form 10-Q of Virginia Electric and Power Company; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 01, 2024 DOMINION ENERGY, INC (Exact name of Registrant as Specified in Its Charter) Virginia 001-08489 54-1229715 (State or Other Jurisdiction of Incorporation) (Commission

Condensed consolidated earnings statements (filed herewith).

Exhibit 99 DOMINION ENERGY, INC. CONDENSED CONSOLIDATED EARNINGS STATEMENT (Unaudited) Twelve Months Ended September 30, 2024 (millions, except per share amounts) Operating Revenue $ 14,593 Operating Expenses 11,039 Income from operations 3,554 Other income (expense) 1,366 Interest and related charges 2,054 Income from continuing operations including noncontrolling interest before income tax expen