Peter (Pete) P. Sena III

Chairman, President and CEO of Southern Nuclear

Peter (Pete) P Sena III was appointed Chairman, President and CEO of Southern Nuclear effective June 29, 2024, having previously been appointed President in 2023 after joining the company in July 2019 as Executive Vice President and Chief Nuclear Officer (CNO).

Before joining Southern Nuclear, Pete held a number of leadership positions at First Energy and later PSEG, including serving as CNO for both companies. Under his tenure, these nuclear fleets achieved consistent top quartile performance as rated among nuclear utilities.     

Pete’s diverse industry experience began in the U.S. Navy, where he served as an officer in the U.S. Naval Nuclear Propulsion program, serving on both fast attack and ballistic missile submarines. He served as a resident inspector at the Nuclear Regulatory Commission and later earned two senior reactor operator licenses while working at Beaver Valley Power Station. He also completed a rotational assignment with the Institute of Nuclear Power Operations.

Sena earned a Bachelor of Science degree in fuel science from Pennsylvania State University in 1985. Since March of 2023, Pete serves as a member of the Executive Committee of the Nuclear Energy Institute’s board.