Material Event Form 8 K

On November 14, 2024, Dominion Energy, Inc. (the Company) entered into an underwriting agreement (the Underwriting Agreement) with BofA Securities, Inc., Goldman Sachs & Co. LLC and Wells Fargo Securities, LLC, as Representatives for the underwriters named in the Underwriting Agreement, for the sale of $1,250,000,000 aggregate principal amount of the Company's 2024 Series C Enhanced Junior Subordinated Notes due 2055 (the Series C EJSNs). The Series C EJSNs are Junior Subordinated Notes that were registered by the Company under Rule 415 under the Securities Act of 1933, as amended, pursuant to a registration statement on Form S-3,which became effective on February 21, 2023 (File No. 333-269879).A copy of the Underwriting Agreement, including exhibits thereto, is filed as Exhibit 1.1 to this Form 8-K.

The Series C EJSNs will be issued under the Eighteenth Supplemental Indenture to the Company's June 1, 2006 Subordinated Indenture II, as supplemented and amended by the Third Supplemental and Amending Indenture, dated June 1, 2009. The Eighteenth Supplemental Indenture is filed as Exhibit 4.3 to this Form 8-K.