About the company
Exelon Corporation is an American energy provider that serves approximately 10 million power and gas customers across its six regulated utilities. These utilities are located in various states including Illinois, Pennsylvania, Maryland, New Jersey, Delaware, and Washington, D.C. With a strong presence in these regions, Exelon has established itself as a reliable and trusted energy company. In Illinois, Exelon operates through its utility company, Commonwealth Edison, also known as ComEd. ComEd serves over 4 million electric customers and is responsible for the distribution and delivery of electricity to residential, commercial, and industrial customers in the northern part of the state, including the city of Chicago. ComEd's comprehensive infrastructure ensures a steady and uninterrupted supply of electricity to its large customer base. Pennsylvania is another state where Exelon has a significant presence. Through its subsidiary, PECO Energy, Exelon provides electricity and natural gas services to approximately 1.6 million customers across the southeastern part of the state, including the city of Philadelphia. PECO Energy is committed to delivering safe, reliable, and affordable energy solutions to its customers. In Maryland, Exelon operates through its utility company, Baltimore Gas and Electric (BGE). BGE serves over 1.2 million electric customers and approximately 680,000 gas customers in central Maryland. BGE is focused on enhancing the reliability and resilience of its energy infrastructure, while also promoting energy efficiency and sustainability initiatives in the communities it serves. Exelon's impact extends to New Jersey as well, where it operates through Atlantic City Electric (ACE). ACE provides electric services to over 550,000 customers in southern New Jersey, including Atlantic City and surrounding areas. ACE is committed to supporting the economic growth of the region while ensuring the delivery of safe and reliable electricity. Delaware is served by Exelon's utility company, Delmarva Power, which provides electric and gas services to approximately 540,000 customers in Delaware and the eastern shore of Maryland. Delmarva Power is dedicated to meeting the energy needs of its customers in a responsible and sustainable manner. Exelon's presence is also felt in the nation's capital, Washington, D.C., where it operates through its utility company, Pepco. Pepco serves over 894,000 electric customers in the District of Columbia, delivering reliable and affordable electricity to residents and businesses in the area. Overall, Exelon's regulated utilities play a vital role in providing electricity and gas services to millions of customers across these states. Through their commitment to safety, reliability, and sustainability, Exelon's utilities ensure that the energy needs of their customers are met efficiently and responsibly. As a leader in the energy industry, Exelon continues to innovate and invest in clean and sustainable energy solutions to power the communities it serves.
Website: https://www.exeloncorp.com
Data updated: June 2, 2026
