Top Electricity Generation Companies in USA List by Market Cap as of August 2026

Xcel Energy is Electric Utility and Gas Utility company with headquarters is in USA.

Exelon Corporation is Energy and Power Generation company with headquarters is in USA. They have nuclear power plants in USA to generate nuclear energy.Exelon is the nation’s largest utility company, serving more than 10 million customers.

EXELON CORPORATION have six fully regulated transmission and distribution utilities, They are:

CONSOLIDATED EDISON is Electricity Utility and Gas Utility company with headquarters is in USA.

As on 2022, CONSOLIDATED EDISON has 14,319 employees.

CONSOLIDATED EDISON annual revenue generated for period ending Dec-2022 was 15,670 million USD.

CONSOLIDATED EDISON annual net income generated for period ending Dec-2022 was 1,660 million USD.

PUBLIC SERVICE ENTERPRISE GROUP is Electricity Generation, Electric Utility and Gas Utility company with headquarters is in USA.

As on 2022, PUBLIC SERVICE ENTERPRISE GROUP has 12,525 employees.

PUBLIC SERVICE ENTERPRISE GROUP annual revenue generated for period ending Dec-2022 was 9,800 million USD.

PUBLIC SERVICE ENTERPRISE GROUP annual net income generated for period ending Dec-2022 was 1,031 million USD.

Electricity and natural gas supplying company with headquarters is in Wisconsin, USA.

As on 2022, WEC ENERGY GROUP has 7,022 employees.

WEC ENERGY GROUP annual revenue generated for period ending Dec-2022 was 9,597 million USD.

WEC ENERGY GROUP annual net income generated for period ending Dec-2022 was 1,408 million USD.

Edison International company generates and distributes electricity. Headquarters is in California, USA. Electric Utility company.

As on 2022, Edison International has 13,388 employees.

Edison International annual revenue generated for period ending Dec-2022 was 17,220 million USD.

Edison Internationalannual net loss generated for period ending Dec-2022 was 612 million USD.

Electricity generation and Electricity distribution, Electric Utility company with headquarters is in Ohio, USA.

As on 2022, FIRSTENERGY has 12,335 employees.

FIRSTENERGY annual revenue generated for period ending Dec-2022 was 12,459 million USD.

FIRSTENERGY annual net income generated for period ending Dec-2022 was 406 million USD.

Electricity generation and Electricity utility company with headquarters is in Pennsylvania, USA. They provide essential energy services to more than 10 million customers in the United States and the United Kingdom, and are advancing the future of energy technology and infrastructure.

As on 2022, PPL CORPORATION has 6,700 employees.

PPL CORPORATION annual revenue generated for period ending Dec-2022 was 7,902 million USD.

NRG ENERGY is Nuclear power generation company with headquarters is in Texas, USA.

CMS ENERGY CORPORATION is Electricity utility and gas utility company with headquarters is in Michigan, USA.Consumers Energy is one of the nation’s largest combination electric and natural gas utilities.CMS Enterprises owns and operates independent power generating plants, natural gas assets.CMS Enterprises Company also engaged in independent power generation in several states.

CMS Energy total number of employees in 2022 was 9,073.