US-based NextEra Energy and Dominion Energy have reached an agreement to merge via an all-share transaction valued at USD66.8bn, creating the world’s largest regulated electric utility company by market capitalization and one of the world's largest energy infrastructure companies (NextEra Energy press release, 18/05/2026).
The merged company will operate under the NextEra Energy name. It is projected to have a total generation capacity of approximately 110 GW across a diversified energy mix, becoming the largest power generation company in the United States (No. 1 in gas-fired generation and No.2 in nuclear generation). In addition, it is expected to support more than 130 GW of large-load projects within its development pipeline. The company will serve about 10 million utility customers across Virginia, Florida, North Carolina, and South Carolina.
The merger has received unanimous approval from the boards of both companies and is expected to be completed within 12–18 months, pending shareholder approval and regulatory clearances in the United States. Upon completion of the transaction, NextEra Energy shareholders are expected to hold approximately 74.5% of the merged entity, while Dominion Energy shareholders will account for around 25.5%.