Exelon Corp

Exelon Corporation is a utility services holding company engaged in the energy transmission and distribution businesses through its subsidiaries, Commonwealth Edison Company (ComEd), PECO Energy Company (PECO), Baltimore Gas and Electric Company (BGE), Potomac Electric Power Company (Pepco), Delmarva Power & Light Company (DPL) and Atlantic City Electric Company (ACE). Its segments include ComEd, PECO, BGE, Pepco, DPL and ACE. ComEd segment is engaged in purchasing and regulating the retail sale of electricity. PECO segment is engaged in purchasing and regulating the retail sale of electricity and natural gas. Through its business services subsidiary, Exelon Business Services Company, LLC (BSC), it provides its subsidiaries with a variety of support services at cost, including legal, human resources, finance, information technology and supply management services. BGE segment is focused on transmission and distribution of electricity and distribution of natural gas to retail customers.