Constellation Energy Corporation is an energy company headquartered in Baltimore, Maryland, USA. The current iteration of the company was founded in 2022 after splitting off from parent Exelon. The company provides electric power, natural gas and energy management services. It has approximately 2 million customers across the continental United States. In 2020, the company reported a total of 211,642 electricity customers, with 147,753 residential customer accounts, 62,309 commercial and 1,580 industrial accounts.