Exelon Nuclear Employee Directory
Oil and GasMaryland, United States1001-5000 Employees
Constellation Energy is a major U.S. energy company focused on carbon-free power and energy services. Headquartered in Baltimore, it operates a large generation fleet that powers more than 20 million homes and businesses and totals over 32,000 megawatts of capacity with about 90 percent of annual output considered carbon-free. The company aims to eliminate its greenhouse gas emissions entirely by expanding a diverse mix of hydro, wind and solar resources alongside its carbon-free nuclear fleet. Its retail family serves roughly 2 million residential, public sector and business customers, including a substantial share of the Fortune 100. In 2024, Constellation announced a project to restart the Three Mile Island reactor to supply power to Microsoft data centers under a long-term agreement.