Exhibit 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement No. 333-226039 on Form S-8 of our report dated June 20, 2024, relating to the financial statements and supplemental schedule of the Dominion Energy West Virginia Union Savings Plan, appearing in this Annual Report on Form 11-K of the Dominion Energy West Virginia Union Savings Plan for the year ended December 31, 2023.
/s/ Deloitte & Touche LLP
Richmond, Virginia
June 20, 2024
