Exelon Nuclear is now a part of Exelon Generation. Exelon is the leading U.S. competitive energy provider, with one of the cleanest and lowest-cost power generation fleets and largest retail customer bases in the country. The Exelon family of companies participates in every stage of the energy business, from generation to power sales to transmission to delivery. Headquartered in Chicago, the company has operations and business activities in 47 states, the District of Columbia and Canada. Exelon has approximately $33 billion in annual revenues and trades on the NYSE under the ticker symbol EXC. Exelon Generation is the No. 1 competitive power generator in the nation, with owned generating assets totaling approximately 34,650 megawatts. With strong positions in the Midwest, Mid-Atlantic, Texas and California, Exelon is the largest owner and operator of nuclear plants in the United States and maintains a growing renewable energy development business headquartered in Baltimore