What Are Some Electric Companies?


Quick Answer

Some electric companies operating in the United States include the five biggest, Duke Energy, Exelon Corp, First Energy Corp, American Electric Power and PG&E Corp, as of 2015. These companies are the biggest based on the number of customers served, according to Reuters. Duke Energy serves 7.2 million customers, Exelon Corp serves 6.6 million, First Energy Corp serves 6 million, American Electric Power serves 5.3 million and PG&E Corp serves 5.2 million.

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Full Answer

Edison International is the sixth largest electric company in the United States, as of 2015, and serves 5 million customers, according to Reuters. NextEra Energy serves 4.7 million, Southern Co. serves 4.4 million, MidAmerican Energy serves 3.7 and Xcel Energy serves 3.4 million households, rounding out the top 10 biggest companies.

Con Edison is the 11th largest energy-producing company, serving 3.3 million households, followed by National Grid, also serving around the same number of households. Northeast Utilities services 3.1 million homes, Oncor serves 3 million, Entergy Corp serves 2.8 million and Dominion serves 2.5 million. Ameren has 2.4 million customers, PPL Corp has 2.3 million, PSEG has 2.2 million and CenterPoint Energy has 2.2 million customers.

In terms of the number of megawatts generated per year, Duke Energy, NRG Energy, Southern Co., NextEra Energy and American Electric Power are the top five producers.

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