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

Top Energy Companies in USA List by Market Cap as of August 2026. Biggest and Top Energy Companies in USA Companies by Market Cap. Largest Top Energy Companies in USA List by Market Cap as of August 2026.
Top Energy Companies in USA
Top Energy Companies in USA, Biggest Energy Companies in USA, Largest Energy Companies in USA.

  1. Hess Midstream Partners Lp

    World Rank (Aug-2026)
    3,526
    Market Cap (Aug-2026)
    5.202 Billion USD
    World Rank (Jan-05-2024)
    2,058
    Market Cap (Jan-05-2024)
    7.784 Billion USD
    World Rank (Jul-30-2023)
    2,052
    Market Cap (Jul-30-2023)
    7.804 Billion USD
    World Rank (Dec-25-2022)
    7,163
    Market Cap (Dec-25-2022)
    1.305 Billion USD
    World Rank (Jan-07-2022)
    9,682
    Market Cap (Jan-07-2022)
    0.96 Billion USD
    Annual Revenue in USD
    1,617 Million USD
    Annual Operating Income in USD
    1,008 Million USD
    Annual Net Income in USD
    353 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    Hess Midstream Partners LP is a Energy, Oil and Gas company. The company operate in three segments they are gathering, processing and storage and terminating and Export. It the global independent energy company engaged in the exploration and production of crude oil and natural gas. The headquarters is in USA.
    Company Website
    HESS MIDSTREAM PARTNERS LP

  2. Oceaneering International

    World Rank (Aug-2026)
    3,534
    Market Cap (Aug-2026)
    5.195 Billion USD
    World Rank (Jan-05-2024)
    5,545
    Market Cap (Jan-05-2024)
    2.077 Billion USD
    World Rank (Jul-30-2023)
    5,338
    Market Cap (Jul-30-2023)
    2.238 Billion USD
    World Rank (Dec-25-2022)
    6,060
    Market Cap (Dec-25-2022)
    1.685 Billion USD
    World Rank (Jan-07-2022)
    8,172
    Market Cap (Jan-07-2022)
    1.28 Billion USD
    Annual Revenue in USD
    2,643 Million USD
    Annual Operating Income in USD
    305 Million USD
    Annual Net Income in USD
    354 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    Oceaneering International is a Engineered Services and Products to the Oil and Gas, Defense, Entertainment, Logistics, Aerospace, Science and Renewable Energy Industries. The headquarters is in USA.
    Company Website
    OCEANEERING INTERNATIONAL INC

  3. Warrior Met Coal

    World Rank (Aug-2026)
    3,538
    Market Cap (Aug-2026)
    5.185 Billion USD
    World Rank (Jan-05-2024)
    3,952
    Market Cap (Jan-05-2024)
    3.419 Billion USD
    World Rank (Jul-30-2023)
    5,389
    Market Cap (Jul-30-2023)
    2.208 Billion USD
    World Rank (Dec-25-2022)
    5,669
    Market Cap (Dec-25-2022)
    1.871 Billion USD
    World Rank (Jan-07-2022)
    8,006
    Market Cap (Jan-07-2022)
    1.33 Billion USD
    Annual Revenue in USD
    1,310 Million USD
    Annual Operating Income in USD
    46 Million USD
    Annual Net Income in USD
    57 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    Warrior Met Coal is a Producer and Exporter of Metallurgical Coal for the global Steel Industry from underground mines located in Brookwood, Alabama, southwest of Birmingham and near Tuscaloosa. It extensive and comprehensive commercial programs for coal seam degasification in the country, producing approximately 28 million cubic feet of gas daily from 1748 gas wells. The headquarters is in USA.
    Company Website
    WARRIOR MET COAL INC

  4. Plains GP Holdings

    World Rank (Aug-2026)
    3,581
    Market Cap (Aug-2026)
    5.114 Billion USD
    World Rank (Jan-05-2024)
    3,590
    Market Cap (Jan-05-2024)
    3.865 Billion USD
    World Rank (Jul-30-2023)
    3,714
    Market Cap (Jul-30-2023)
    3.743 Billion USD
    World Rank (Dec-25-2022)
    4,763
    Market Cap (Dec-25-2022)
    2.423 Billion USD
    World Rank (Jan-07-2022)
    6,061
    Market Cap (Jan-07-2022)
    2.12 Billion USD
    Annual Revenue in USD
    44,262 Million USD
    Annual Operating Income in USD
    1,428 Million USD
    Annual Net Income in USD
    260 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    Plains Group Holding is a Midstream Energy Infrastructure company. It provides logistics services for crude oil, natural gas liquids and natural gas. The company extensive network of pipeline transportation, terminal ling, storage and gathering assets in key crude oil and NGL producing basins and transportation corridors and at major market hubs in the United States and Canada. The headquarters is in USA.
    Company Website
    PLAINS GROUP HOLDINGS L.P.

  5. Murphy Oil Corporation

    World Rank (Aug-2026)
    3,656
    Market Cap (Aug-2026)
    4.957 Billion USD
    World Rank (Jan-05-2024)
    2,322
    Market Cap (Jan-05-2024)
    6.673 Billion USD
    World Rank (Jul-30-2023)
    2,323
    Market Cap (Jul-30-2023)
    6.633 Billion USD
    World Rank (Dec-25-2022)
    2,097
    Market Cap (Dec-25-2022)
    6.789 Billion USD
    World Rank (Jan-07-2022)
    3,419
    Market Cap (Jan-07-2022)
    4.76 Billion USD
    Annual Revenue in USD
    2,690 Million USD
    Annual Operating Income in USD
    301 Million USD
    Annual Net Income in USD
    104 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile

    Murphy Oil Corporation is a Energy company. It is committed to balanced crude oil, natural gas development and exploration. The company oil corporation has become an international independent, persistent pursuer of crude oil, natural gas and natural gas liquids. The headquarters is in USA.

    Company Website
    MURPHY OIL CORPORATION

  6. International Seaways

    World Rank (Aug-2026)
    3,719
    Market Cap (Aug-2026)
    4.807 Billion USD
    World Rank (Jan-05-2024)
    5,138
    Market Cap (Jan-05-2024)
    2.358 Billion USD
    World Rank (Jul-30-2023)
    5,633
    Market Cap (Jul-30-2023)
    2.051 Billion USD
    World Rank (Dec-25-2022)
    5,691
    Market Cap (Dec-25-2022)
    1.861 Billion USD
    World Rank (Jan-07-2022)
    10,943
    Market Cap (Jan-07-2022)
    0.76 Billion USD
    Annual Revenue in USD
    843 Million USD
    Annual Operating Income in USD
    345 Million USD
    Annual Net Income in USD
    309 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    International Seaways is a tankers companies worldwide providing energy transportation services for crude oil and petroleum products in International Flag markets. The headquarters is in USA.
    Facts About Company
    The company annual revenue is 339.9 million USD and has 1642 employees as on 2020.
    Company Website
    INTERNATIONAL SEAWAYS

  7. California Resources Corporation

    World Rank (Aug-2026)
    3,763
    Market Cap (Aug-2026)
    4.735 Billion USD
    World Rank (Jan-05-2024)
    3,728
    Market Cap (Jan-05-2024)
    3.703 Billion USD
    World Rank (Jul-30-2023)
    3,720
    Market Cap (Jul-30-2023)
    3.738 Billion USD
    World Rank (Dec-25-2022)
    3,903
    Market Cap (Dec-25-2022)
    3.196 Billion USD
    World Rank (Jan-07-2022)
    4,363
    Market Cap (Jan-07-2022)
    3.47 Billion USD
    Annual Revenue in USD
    2,910 Million USD
    Annual Operating Income in USD
    598 Million USD
    Annual Net Income in USD
    363 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Company Profile

    California Resources Corporation is an Oil and Natural Gas Exploration and Production company committed to environmentally sustainable and responsible development of properties exclusively in the State of California. The headquarters is in USA.

    Facts About Company

    The company annual revenue is 3,258 million USD and 970 employees as on 2022.

    Company Website
    CALIFORNIA RESOURCES CORPORATION

  8. Tidewater

    World Rank (Aug-2026)
    3,790
    Market Cap (Aug-2026)
    4.691 Billion USD
    World Rank (Jan-05-2024)
    3,751
    Market Cap (Jan-05-2024)
    3.664 Billion USD
    World Rank (Jul-30-2023)
    4,206
    Market Cap (Jul-30-2023)
    3.152 Billion USD
    World Rank (Dec-25-2022)
    5,897
    Market Cap (Dec-25-2022)
    1.762 Billion USD
    World Rank (Jan-07-2022)
    13,505
    Market Cap (Jan-07-2022)
    0.50 Billion USD
    Annual Revenue in USD
    1,353 Million USD
    Annual Operating Income in USD
    283 Million USD
    Annual Net Income in USD
    335 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile

    Tidewater is a Offshore Energy Exploration and Production Activities Industries company. The headquarters is in USA.

    Facts About Company

    Tidewater Annual Total Revenue for year ending Dec-2022 was 647 million USD and and Net loss for year ending Dec-2022 was -21 million USD.

    Tidewater Annual Total Revenue for year ending Dec-2021 was 371 million USD and and Net loss for year ending Dec-2021 was -128 million USD.

    As on 2022, Tidewater has 6,300 employees.

    Company Website
    TIDEWATER INC

  9. Northwestern Energy Group

    World Rank (Aug-2026)
    3,932
    Market Cap (Aug-2026)
    4.418 Billion USD
    World Rank (Jan-05-2024)
    4,235
    Market Cap (Jan-05-2024)
    3.136 Billion USD
    World Rank (Jul-30-2023)
    4,018
    Market Cap (Jul-30-2023)
    3.363 Billion USD
    World Rank (Dec-25-2022)
    3,698
    Market Cap (Dec-25-2022)
    3.430 Billion USD
    World Rank (Jan-07-2022)
    4,622
    Market Cap (Jan-07-2022)
    3.19 Billion USD
    Annual Revenue in USD
    1,611 Million USD
    Annual Operating Income in USD
    326 Million USD
    Annual Net Income in USD
    181 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile

    Northwestern Energy Group is a Reliable and Affordable Energy company. It serve 7,34,800 residential and business customers with electricity and natural gas. The company has miles of natural gas line are 9,483 plus storage facilities. It own and operate a diverse generation fleet of wind, water, natural gas and coal fired resources and the high voltage transmission system and distribution system that reliably delivers responsibly produced electricity to more than 4,27,000 customers daily. The headquarters is in USA.

    Company Website
    NORTHWESTERN CORPORATION

  10. Helmerich & Payne

    World Rank (Aug-2026)
    3,933
    Market Cap (Aug-2026)
    4.417 Billion USD
    World Rank (Jan-05-2024)
    3,784
    Market Cap (Jan-05-2024)
    3.626 Billion USD
    World Rank (Jul-30-2023)
    3,212
    Market Cap (Jul-30-2023)
    4.560 Billion USD
    World Rank (Dec-25-2022)
    2,658
    Market Cap (Dec-25-2022)
    5.158 Billion USD
    World Rank (Jan-07-2022)
    4,844
    Market Cap (Jan-07-2022)
    3.00 Billion USD
    Annual Revenue in USD
    3,679 Million USD
    Annual Operating Income in USD
    3 Million USD
    Annual Net Income in USD
    -164 Million USD
    Annual Results for Period Ending
    For year ending September-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile

    Helmerich & Payne is a Petroleum Drilling and technology services providing company. The headquarters is in USA.

    Company Website
    Helmerich & Payne
    Wikipedia
    Wikipedia

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