Dominion Energy (NYSE: D) and NextEra Energy plan combination; 12–18 month timeline

Rhea-AI Filing Summary

Dominion Energy announces plans to combine with NextEra Energy. The companies say customers will keep the same local utility names, teams and service. The proposed combination is subject to federal and state regulatory approvals and shareholder votes and is expected to close in the next 12 to 18 months, subject to those approvals.

The communication notes NextEra serves 6 million homes and businesses in Florida, states that Dominion leadership and employee job protections will remain, and references a planned Form S-4 and joint proxy statement/prospectus to be filed with the SEC.

Insights

M&A Counsel

Regulatory and disclosure milestones will drive timing and conditions.

The communication confirms the transaction requires federal and state regulatory approvals and shareholder votes and that a Form S-4 and joint proxy statement/prospectus will be filed with the SEC. Those filings will disclose detailed risks and conditions, including any regulatory conditions.

Completion depends on clearances and shareholder approval; timing is stated as 12 to 18 months, but the communication preserves customary closing conditions and risk disclosures verbatim.

Energy Sector Analyst

Combination frames scale: NextEra's Florida footprint cited as 6 million customers.

The customer-facing message emphasizes unchanged local operations, retained leadership and job protections; it positions the deal as operationally seamless for customers. The notice highlights claimed "proposed key benefits" without quantifying them in this excerpt.

Investors should review the forthcoming joint proxy statement/prospectus for material financial terms, synergies, and any conditions tied to regulatory approvals.

Key Figures

Expected close window: 12 to 18 months NextEra customer footprint: 6 million homes and businesses SEC filing: Form S-4 / joint proxy statement/prospectus

3 metrics

Expected close window 12 to 18 months stated closing timeframe, subject to approvals

NextEra customer footprint 6 million homes and businesses NextEra serves customers across Florida as stated

SEC filing Form S-4 / joint proxy statement/prospectus to be filed and will describe transaction details and risks

Key Terms

Form S-4, joint proxy statement/prospectus, forward-looking statements

3 terms

Form S-4 regulatory

"registration statement on Form S-4 that will include a joint proxy statement/prospectus"

A Form S-4 is a legal document that companies file with the government to announce and explain a major business move, such as a merger or acquisition. It provides detailed information to help investors understand how the deal might affect the company's value and future prospects, similar to a detailed blueprint that clarifies the impact of a significant change.

joint proxy statement/prospectus regulatory

"The definitive joint proxy statement/prospectus (if and when available) will be mailed to shareholders"

A joint proxy statement/prospectus is a single, combined document that both asks shareholders to vote on a proposed transaction and provides the detailed information required when new securities are being offered. Think of it as a combined ballot and product brochure that explains the deal, the companies’ finances, key risks and how ownership will change. Investors rely on it to understand the terms, evaluate risks and make informed voting and investment decisions.

forward-looking statements financial

"This communication includes “forward-looking statements” within the meaning of the safe harbor"

Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

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 Energy and want to make sure you know that your reliable service and trusted local team will remain unchanged.

This morning, NextEra Energy and Dominion Energy announced plans to combine. NextEra Energy is the largest electric and energy infrastructure company in North America, headquartered in Juno Beach, Florida, and provides power to 6 million homes and businesses across Florida. Our companies share common values and a commitment to our customers, and together, will be well positioned to continue to reliably and affordably meet your energy needs.

What does this announcement mean for you?

You can count on the same reliable service, dedicated team, and familiar ways to interact with us. The Dominion Energy utility names aren’t changing, and the combination will not affect how we operate locally, serve our customers, or engage with the community. Dominion Energy leadership will still be here and job protections for Dominion Energy employees will ensure you continue to be served by the people you know.

The proposed combination must be approved by federal and state regulators as well as shareholders of both companies before it can move forward. The companies expect the transaction to close in the next 12 to 18 months, subject to those approvals. We will continue to keep you informed along the way.

Proposed key benefits for our customers and our communities include:

• $2.25 billion in bill credits post-close in Virginia, North Carolina, and South Carolina for all customer classes over two years.

• Additional benefits over time as a combined company from greater buying power, building more efficiently, lower borrowing costs, and operational best practices.

• Expanded community support through an additional $10 million in annual charitable giving in Virginia, North Carolina, and South Carolina for five years after closing.

• Continued support for the robust utility assistance programs we have today, helping customers facing hardship keep the lights on.

As always, we thank you for trusting us to power your every day.

Learn more.

Ed Baine

Forward-Looking Statements

This communication includes “forward-looking statements” within the meaning of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. All statements other than statements of historical fact included or incorporated by reference in this communication, including, among other things, statements regarding the proposed business combination transaction between NextEra Energy, Inc. (NextEra Energy) and Dominion Energy, Inc. (Dominion Energy) and future events, plans and anticipated results of operations, business strategies, the anticipated benefits of the proposed transactions, the anticipated impact of the proposed transactions on the combined company’s business and future financial and operating results, the anticipated closing date for the proposed transactions and other aspects of NextEra Energy’s or Dominion Energy’s operations or operating results, are forward-looking statements. Words and phrases such as “ambition,” “anticipate,” “estimate,” “believe,” “budget,” “continue,” “could,” “intend,” “may,” “plan,” “potential,” “predict,” “seek,” “should,” “will,” “would,” “expect,” “objective,” “projection,” “forecast,” “goal,” “guidance,” “outlook,” “effort,” “target,” the negative of such terms or other variations thereof and words and terms of similar substance used in connection with any discussion of future plans, actions or events can be used to identify forward-looking statements. Where, in any forward-looking statement, NextEra Energy or Dominion Energy expresses an expectation or belief as to future results, such expectation or belief is expressed in good faith and believed to be reasonable at the time such forward-looking statement is made. Any forward-looking statement is not a guarantee of future performance, outcomes or results and is subject to numerous risks, uncertainties and other factors, many of which are beyond NextEra Energy’s or Dominion Energy’s control, that could cause actual performance, outcomes or results to differ materially from what is expressed or implied in the forward-looking statement.

These factors include a failure by NextEra Energy to successfully integrate Dominion Energy’s businesses and technologies, which may result in the combined company not operating as effectively and efficiently as expected; the risk that the expected benefits of the proposed transactions may not be fully realized or may take longer to realize than expected; each party’s ability to obtain the approval of its shareholders required to consummate the proposed transactions and the timing of the closing of the proposed transactions, including the risk that the conditions to closing are not satisfied on a timely basis or at all or the failure of the transactions to close for any other reason or to close on the anticipated terms, including with the anticipated tax treatment; the risk that any governmental or regulatory approval, consent or authorization that may be required for the proposed transactions is not obtained, is delayed or is obtained subject to conditions that are not anticipated or that cause the termination of the merger agreement and

abandonment of the transactions; the occurrence of any event, change or other circumstance that could give rise to the termination of the merger agreement by either party; the risk that certain provisions in the merger agreement or the pendency of the transactions may impact either party’s ability to pursue certain business opportunities or strategic transactions; unanticipated difficulties, liabilities or expenditures relating to the transactions, including the impact of potential litigation relating to the transactions; the effect of the announcement, pendency or completion of the proposed transactions on the parties’ business relationships and business operations generally, including the parties’ relationship with regulators, suppliers, vendors and customers; the effect of the announcement or pendency of the proposed transactions on the parties’ common stock prices and uncertainty as to the long-term value of either party’s common stock; risks that the proposed transactions disrupt either party’s current plans and operations, including due to the diversion of the attention of management from ordinary course business operations, and potential difficulties in hiring or retaining employees as a result of the proposed transactions; any rating agency actions; and the impact of the announcement or pendency of the proposed transactions on either party’s ability to access capital, including the short- and long-term debt markets, on a timely and affordable basis; general worldwide economic conditions and related uncertainties; the effect and timing of changes in laws or in governmental regulations (including environmental); fluctuations in trading prices of securities of NextEra Energy and in the financial results of NextEra Energy or Dominion Energy; and the timing and extent of changes in interest rates, commodity prices and demand and market prices for electricity or gas. The registration statement on Form S-4 and joint proxy statement/prospectus that will be filed with the Securities and Exchange Commission (SEC) will describe additional risks in connection with the proposed transactions. While the list of factors presented here is, and the list of factors to be presented in the registration statement on Form S-4 and joint proxy statement/prospectus are considered representative, no such list should be considered to be a complete statement of all potential risks and uncertainties. For additional information about other factors that could cause actual results to differ materially from those described in the forward-looking statements, please refer to NextEra Energy’s and Dominion Energy’s respective periodic reports and other filings with the SEC, including the risk factors contained in NextEra Energy’s and Dominion Energy’s most recently filed Annual Reports on Form 10-K and subsequently filed Quarterly Reports on Form 10-Q.

Any forward-looking statements included in this communication represent current expectations and are inherently uncertain and are made only as of the date hereof (or, if applicable, the dates indicated in such statement). Except as required by law, neither NextEra Energy nor Dominion Energy undertakes or assumes any obligation to update any forward-looking statements, whether as a result of new information or to reflect subsequent events or circumstances or otherwise.

No Offer or Solicitation

This communication is not intended to and shall not constitute an offer to buy or sell or the solicitation of an offer to buy or sell any securities, or a solicitation of any vote or approval, nor shall there be any sale, issuance or transfer of securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. No offering of securities shall be made, except by means of a prospectus meeting the requirements of Section 10 of the Securities Act of 1933, as amended.

Additional Information about the Transactions and Where to Find It

In connection with the proposed transactions, NextEra Energy intends to file with the SEC a registration statement on Form S-4 that will include a joint proxy statement of NextEra Energy and Dominion Energy that also constitutes a prospectus of NextEra Energy. Each of NextEra Energy and Dominion Energy may also file other relevant documents with the SEC regarding the proposed transactions. This communication is not a substitute for the joint proxy statement/prospectus or registration statement or any other document that NextEra Energy or Dominion Energy may file with the SEC. The definitive joint proxy statement/prospectus (if and when available) will be mailed to shareholders of NextEra Energy and Dominion Energy. INVESTORS AND SECURITY HOLDERS ARE URGED TO READ THE REGISTRATION STATEMENT, JOINT PROXY STATEMENT/PROSPECTUS, AND ANY OTHER RELEVANT DOCUMENTS THAT MAY BE FILED WITH THE SEC, AS WELL AS ANY AMENDMENTS OR SUPPLEMENTS TO THOSE DOCUMENTS, CAREFULLY AND IN THEIR ENTIRETY IF AND WHEN THEY BECOME AVAILABLE BECAUSE THEY CONTAIN OR WILL CONTAIN IMPORTANT INFORMATION ABOUT NEXTERA ENERGY, DOMINION ENERGY, THE PROPOSED TRANSACTIONS AND RELATED MATTERS.

Investors and security holders will be able to obtain free copies of the registration statement and the joint proxy statement/prospectus (if and when available) and other documents containing important information about NextEra Energy, Dominion Energy and the proposed transactions, once such documents are filed with the SEC through the website maintained by the SEC at www.sec.gov. Copies of the documents filed with the SEC by NextEra Energy will be available free of charge on NextEra Energy’s website at http://www.investor.nexteraenergy.com/ or by contacting NextEra Energy’s Investor Relations Department by email at investors@nexteraenergy.com or by phone at (800) 222-4511. Copies of the documents filed with the SEC by Dominion Energy will be available free of charge on Dominion Energy’s website at http://investors.dominionenergy.com or by contacting Dominion Energy’s Investor Relations Department by email at investor.relations@dominionenergy.com or by phone at (804) 819-2438.

Participants in the Solicitation

NextEra Energy, Dominion Energy and certain of their respective directors and executive officers may be deemed to be participants in the solicitation of proxies in respect of the proposed transactions.

Information about the directors and executive officers of NextEra Energy, including a description of their direct or indirect interests, by security holdings or otherwise, is set forth in (i)  NextEra Energy’s proxy statement for its 2026 annual meeting of shareholders, which was filed with the SEC on April 1, 2026, including under the headings “Proposal 1: Election as directors of the nominees specified in this proxy statement,” “Director Compensation,” “Executive Compensation,” and “Common Stock Ownership of Certain Beneficial Owners and Management,” (ii) NextEra Energy’s Annual Report on Form 10-K for the fiscal year ended December 31, 2025, which was filed with the SEC on February 13, 2026, including under the heading “Item 1. Business—Information About Our Executive Officers” and (iii) to the extent certain holdings of NextEra Energy securities by its directors or executive officers have changed since the amounts set forth in NextEra Energy’s proxy statement for its 2026 annual meeting of shareholders, such changes have been or will be reflected on Initial Statement of Beneficial Ownership of Securities on Form 3, Statement of Changes in Beneficial Ownership on Form 4, or Annual Statement of Changes in Beneficial Ownership of Securities on Form 5, filed with the SEC.

Information about the directors and executive officers of Dominion Energy, including a description of their direct or indirect interests, by security holdings or otherwise, is set forth in (i)  Dominion Energy’s proxy statement for its 2026 annual meeting of shareholders, which was filed with the SEC on March 19, 2026, including under the headings “Item 1: Election of Directors – Director Nominees,” “Compensation of Non-Employee Directors,” “Executive Compensation” and “Security Ownership of Certain Beneficial Owners and Management,” (ii) Dominion Energy’s Annual Report on Form 10-K for the fiscal year ended December 31, 2025, which was filed with the SEC on February 23, 2026, including under the heading “Information about our Executive Officers” and (iii) to the extent certain holdings of Dominion Energy securities by its directors or executive officers have changed since the amounts set forth in Dominion Energy’s proxy statement for its 2026 annual meeting of shareholders, such changes have been or will be reflected on Initial Statement of Beneficial Ownership of Securities on Form 3, Statement of Changes in Beneficial Ownership on Form 4 or Annual Statement of Changes in Beneficial Ownership of Securities on Form 5, filed with the SEC.

Other information regarding the participants in the proxy solicitations and a description of their direct and indirect interests, by security holdings or otherwise, will be contained in the definitive joint proxy statement/prospectus and other relevant materials to be filed with the SEC regarding the proposed transactions when such materials become available. Investors should read the joint proxy statement/prospectus carefully when it becomes available before making any voting or investment decisions. Copies of the documents filed with the SEC by NextEra Energy and Dominion Energy will be available free of charge through the website maintained by the SEC at www.sec.gov. Additionally, copies of documents filed with the SEC by NextEra Energy and Dominion Energy will be available free of charge through the sources indicated above.

FAQ

What did Dominion Energy (D) and NextEra Energy announce?

They announced plans to combine into a single business. The companies said local utility names and customer service will remain unchanged, and they plan to file a joint Form S-4 and proxy/prospectus with the SEC describing transaction details.

When do Dominion Energy and NextEra expect the transaction to close?

The companies expect the transaction to close in the next 12 to 18 months, subject to required federal and state regulatory approvals and shareholder votes of both companies before closing can occur.

Will Dominion Energy customers experience service changes after the combination?

The communication states customers can expect the same reliable service, local teams, and utility names to remain. It also references job protections for Dominion employees to maintain local operations and customer interactions.

Where will I find the formal details about the proposed combination?

NextEra and Dominion will file a registration statement on Form S-4 that includes a joint proxy statement/prospectus. Those documents, when filed, will be available free at www.sec.gov and each company’s investor website.

Are the benefits of the proposed transactions quantified in this notice?

The customer message refers to "proposed key benefits for our customers and our communities" but does not provide quantified benefits in this excerpt. The joint proxy statement/prospectus will contain additional detail and risk disclosures.