PECO is a company name synonymous with electricity and natural gas supply, serving over 1.6 million customers throughout Southeastern Pennsylvania. Its name is an acronym for Philadelphia Electric Company, which was founded in 1902. PECO has now evolved to provide a full spectrum of energy services, including energy-efficiency programs, renewable energy, and billing assistance. In the context of electric utilities, PECO is often interchangeably used with other terms such as power company, electric supplier, or utility company. Whether you're looking for affordable electricity, sustainable energy sources, or knowledgeable customer service, PECO has established its brand as a reliable energy provider committed to meeting customer's needs.