Before joining Covington as head of its energy regulatory practice, William Massey served as a Commissioner at the Federal Energy Regulatory Commission (FERC) for over ten years. Resident in Covington’s Washington, DC office, Mr. Massey has a high profile, broad-based energy regulatory and government affairs practice. He has extensive experience with complex regulatory issues before FERC and state utility commissions, and with energy legislative matters before Congress and state general assemblies. He is recognized by Chambers USA andChambers Global, Best Lawyers in America, Legal 500 US for Energy, and as aWashington, DC Super Lawyer. Mr. Massey advises clients on mergers and acquisitions, enforcement and investigations, electricity and natural gas markets, energy exports, wholesale and retail market structure, transmission and pipeline infrastructure investments and tariffs, RTO market rules, and legislative strategy at the federal and state levels.   He is an Adjunct Professor at the Georgetown University Law Center.