Exelon Corporation is one of the nation’s largest electric utilities with approximately 5 million customers and more than $15 billion in annual revenues. The Company has one of the industry’s largest portfolios of electricity generation capacity, with a nationwide reach and strong positions in the Midwest and Mid-Atlantic. Exelon distributes electricity to approximately 5 million customers in Illinois and Pennsylvania and gas to more than 440,000 customers in the Philadelphia area. Exelon also has holdings in such competitive business as energy, infrastructure services, energy services, and telecommunications. Exelon is headquartered in Chicago and trades on the NYSE under the ticker EXC.