Constellation, an Exelon company, is a leading competitive supplier of power, natural gas and energy products and services for homes and businesses across the United States and Canada. Constellation provides integrated energy solutions that help customers buy, manage and use energy, from electricity and natural gas procurement to renewable generation and conservation. We provide more than 1 million residential customers with electricity and natural gas plans that can provide price protection, savings and environmental opportunities.
Constellation is now part of Exelon
Constellation joined the Exelon family of companies in 2012. Exelon is the nation's leading competitive energy provider, with approximately $33 billion in annual revenues. Headquartered in Chicago, Exelon has operations and business activities in 47 states, the District of Columbia and Canada. The company is the largest competitive U.S. power generator, with approximately 35,000 megawatts of owned capacity comprising one of the nation's cleanest and lowest-cost power generation fleets.