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Company Information

Headquartered in Philadelphia, PECO is Pennsylvania ’s largest electric and natural gas utility, delivering power to nearly 1.7 million electric customers and more than 545,000 natural gas customers in southeastern Pennsylvania. PECO is a subsidiary of Exelon Corporation (NASDAQ: EXC), the largest fully regulated utility company in the nation with more than 10 million customers.

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Advancing smart energy to provide safe, reliable, affordable and clean energy and energy services for our customers and the communities we serve.​

With a history of more than 140 years of service to the Greater Philadelphia region, PECO has a long-standing commitment to a culture of excellence. Formerly, Philadelphia Electric Company, PECO was incorporated in 1902 but finds it origins in The Brush Electric Light Company of Philadelphia, which was formed in 1881. One of the oldest and largest utility companies in the United States, PECO has its origins in the work of Thomas Edison.

As invention brought new conveniences, population grew and industry developed, PECO grew to meet the increasing demand of its customers. The history and evolution of electricity and natural gas development, distribution and consumption suggests that demand for both will continue to increase. PECO is the steward of efforts to help customers make better choices about energy usage and is focused on setting the example as an environmental leader.

Our company's legacy is one of innovation and commitment to learning. It is also about a commitment to people, our customers.

​​​We Are the Largest Electric and Natural Gas Utility in Pennsylvania

Based in Philadelphia, PECO is an electric and natural gas utility subsidiary of Exelon Corporation the largest fully regulated utility company in the nation with more than 10 million customers. PECO is the largest electric and natural gas utility in Pennsylvania, serving approximately 1.7 million electric customers and more than 545,000 natural gas customers in southeastern Pennsylvania.

Service area map; PECO provides Electric and Gas service in Montogomery, Bucks, Delaware, and Chester counties, and Electric service in Philadephia and York; in Lancaster county, PECO provides Gas service. 

Counties:

Bucks
Chester
Delaware
Lancaster
Montgomery
Philadelphia
York

 

© PECO Energy Company, 2022. All Rights Reserved.