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

Western Midstream provides high-quality midstream service providing Natural gas processing, compressing and transportation company. Headquarters is in Texas, USA.

Electricity Utility company with headquarters is in USA. Company products are Electricity generation Electric power transmission Electricity distribution.

As on 2022, EVERGY has 4,512 employees.

As on 2022, EVERGY generating 4.4 GB Renewable Generation Added Since 2005.

EVERGY revenue generating for the period of ending 2022 was 5,859 million USD.

EVERGY Net Income was generating for the period of ending 2022 was 752 million USD.

Magellan Midstream Partners company provides Fund management services and investment management services. Headquarters is in Australia.

On Sep-25-2023, ONEOK announced that it has completed its acquisition of Magellan Midstream Partners.

HollyFrontier Corporation is a Petroleum, Oil and Gas company. The Company products are gasoline, diesel, jet fuel, asphalt, aircrafts, trains, vacuum tower bottoms, carbon black oil, roofing flux, zero pen asphalt and other specialty products. The headquarters is in USA.

PLAINS ALL AMERICAN PIPELINE is involved in intrastate crude oil pipeline transportation and terminal storage activities. The company is operates in three segments: transportation, facilities, and supply and logistics. By this segments the company is engaged in transportation, storage, terminating and marketing of crude oil, NGL and natural gas. The headquarters is in USA.

BWX Technologies is a Nuclear Thermal Propulsion technology company. It provides technical, management and site services to support governments in the operation of complex facilities and environmental remediation activities and supplies precision manufactured components, services and fuel for the commercial nuclear power industry. The headquarters is in USA.

Sunoco LP is a Fuel Industry Solution company. It providing motor fuel to convenience stores, independent dealers, commercial customers and distributors in more than 33 states and growing. The company offer an unparalleled portfolio of fuel brands, products, services and expertise on a scale that unsurpassed. The headquarters is in USA.

Oil and gas sector company with headquarters is in Texas, USA.

As on 2022, APACHE CORPORATION has 2,273employees.

APACHE CORPORATION annual revenue generated for period ending Dec-2022 was 11,075 million USD.

APACHE CORPORATION annual net income generated for period ending Dec-2022 was 3,674 million USD.

Antero Resources Corporation is an Independent Natural Gas and Oil company. It is engaged in the exploration, development and production of natural gas, NGLs and oil properties located in the Appalachian Basin. The headquarters is in USA.