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

Antero Midstream Corporation is a Natural Gas and Liquids Platform company. It is having over 300 miles of gathering pipeline and 1.0 Bcf/d processing capacity and over 275 miles of fresh water pipeline and 60,000 Bbl/d wastewater treatment capacity. The headquarters is in USA.

AES CORPORATION is Electricity Generation and Electricity Distribution company. It is Electric Utility company with headquarters is in USA. As on 2021, AES CORPORATION generating 31,459 Gross MW in operation and 3,497 MW generating capacity under construction.

As on 2022, AES CORPORATION has 9,100 employees.

AES CORPORATION annual revenue generated for period ending Dec-2022 was 12,617 million USD.

Range Resources Corporation is a Natural Gas and NGL producer with operations focused on stacked pay projects in the Appalachian Basin. The company annual revenue is 2827 million USD and 655 employees as on 2019. The headquarters is in USA.

DCP Midstream LP is a natural gas producing and marketing company. Portfolio consists of logistics, marketing, gathering, and processing assets across nine states. The headquarters is in USA.

Phillips 66 has acquired DCP Midstream in Jun-2023.

PDC Energy is a oil and gas Exploration and production company focused on responsible development of Natural Resources in prolific Oil and Gas Basins. The headquarters is in USA.

Chevron acquired PDC Energy for 7.6 billion USD in 2023.

PBF Energy is a Petroleum Refiners and Suppliers company. It is an unbranded transportation fuels, heating oil, petrochemical feedstocks, lubricants and other petroleum products in the United States. The company owns and operates six domestic oil refineries and related assets with a combined processing capacity known as throughput of over 1,000,000 bpd and a weighted average nelson complexity Index of 12.8. The headquarters is in USA.

SM Energy Company is a Exploration and Production Oil and Natural Gas Industry. Their purpose is to make people’s lives better by responsibly producing energy supplies, contributing to domestic energy security and prosperity. The headquarters is in USA.

National Fuel Gas Company is a Energy company. It operates an integrated collection of natural gas and oil assets across four business segments they are exploration and production, pipeline and storage, gathering and utility. The company has approximately 91.0 million shares of common stock outstanding. The headquarters is in USA.

National Oilwell Varco is an Oilfield Services and Technology Provider company. It provides mud pumps, designs, manufactures, rents, centrifugal pump, fluid transmission tools, land rigs, offshore drilling equipment packages and oilfield drilling rigs. The headquarters is in USA.