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Dominion Energy® Exhibit 99 NEWS RELEASE May 4 , 2021 Dominion Energy Announces First - Quarter 2021 Earnings • First - quarter 2021 GAAP net income of $ 1.23 per share ; operating earnings of $ 1.09 per share • Company initiates second - quarter 2021 operating earnings guidance of $ 0.70 to $ 0.80 per share • Company affirms 2021 operating earnings guidance as well as other long - term earnings and dividend guidance RICHMOND , Va . – Dominion Energy ( NYSE : D ) today announced an unaudited net income determined in accordance with Generally Accepted Accounting Principles ( reported earnings ) for the three months ended March 31 , 2021 , of $ 1.0 billion ( $ 1.23 per share ) compared with a net loss of $ 270 million ( $ 0.34 per share ) for the same period in 2020 . Operating earnings for the three months ended March 31 , 2021 , were $ 893 million ( $ 1.09 per share ) , compared with operating earnings of $ 788 million ( $ 0.92 per share ) for the same period in 2020 . The difference between GAAP and operating earnings for the three months ended March 31 , 2021 , was primarily attributable to a net benefit associated with nuclear decommissioning trusts and economic hedging activities and other charges . Operating earnings are defined as reported earnings adjusted for certain items . Details of operating earnings as compared to prior periods , business segment results and detailed descriptions of items included in reported earnings but excluded from operating earnings can be found on Schedules 1 , 2 , 3 and 4 of this release . Guidance Second - quarter 2021 operating earnings are expected to be in the range of $ 0.70 to $ 0.80 per share . The company affirms its full - year 2021 operating earnings guidance range of $ 3.70 to $ 4.00 per share . The company also affirms its long- term earnings and dividend growth guidance . Webcast today The company will host its first - quarter 2021 earnings call at 10 a.m. ET on Tuesday , May 4 , 2021. Management will discuss matters of interest to financial and other stakeholders including recent financial results . A live webcast of the conference call , including accompanying slides and other financial information , will be available on the investor information pages at investors.dominionenergy.com . For individuals that prefer to join via telephone , domestic callers should dial 1-800-341-6228 and international callers should dial 1-334-777- 6993. The passcode for the telephonic earnings call is 46791738 # . Participants should dial in 10 to 15 minutes prior to the scheduled start time . A replay of the webcast will be available on the investor information pages by the end of the day May 4. A telephonic replay of the earnings call will be available beginning at about 1 p.m. ET on May 4. Domestic callers may access the recording by dialing 1-877-919- 4059. International callers should dial 1-334-323-0140 . The PIN for the replay is 38488843 .