World Top 100 Oil and Gas Companies List by Market Cap as of August 2026

World Top 100 Oil and Gas Companies List by Market Cap as of August 2026, World Biggest 100 Oil and Gas Companies by Market Cap, World Largest 100 Oil and Gas Companies in the World by market cap as of August 2026.

World Top Oil and Gas Companies in 2026
World Top Oil and Gas Companies by Market Cap in 2026, World Largest Oil and Gas Companies by Market Cap in 2026.

  1. Foshan Gas Group

    World Rank (Aug-2026)
    6,220
    Market Cap (Aug-2026)
    2.068 Billion USD
    World Rank (Jan-05-2024)
    6,531
    Market Cap (Jan-05-2024)
    1.596 Billion USD
    World Rank (Jul-30-2023)
    6,276
    Market Cap (Jul-30-2023)
    1.732 Billion USD
    World Rank (Dec-25-2022)
    6,066
    Market Cap (Dec-25-2022)
    1.682 Billion USD
    World Rank (Jan-07-2022)
    7,193
    Market Cap (Jan-07-2022)
    1.60 Billion USD
    Headquarters Country
    China
    Yahoo @ Shenzhen
    Company Website
    FOSHAN GAS GROUP

  2. Dorian LPG Ltd.

    World Rank (Aug-2026)
    6,282
    Market Cap (Aug-2026)
    2.027 Billion USD
    World Rank (Jan-05-2024)
    5,867
    Market Cap (Jan-05-2024)
    1.902 Billion USD
    World Rank (Jul-30-2023)
    7,930
    Market Cap (Jul-30-2023)
    1.179 Billion USD
    World Rank (Dec-25-2022)
    9,675
    Market Cap (Dec-25-2022)
    0.788 Billion USD
    World Rank (Jan-07-2022)
    12,782
    Market Cap (Jan-07-2022)
    0.56 Billion USD
    Annual Revenue in USD
    482 Million USD
    Annual Operating Income in USD
    210 Million USD
    Annual Net Income in USD
    194 Million USD
    Annual Results for Period Ending
    For year ending March-2026
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    Dorian LPG is a Liquefied Petroleum Gas Shipping company with in house commercial and technical management services. The company annual revenue is 73.2 million USD. It own and operate a fleet of 22 modern VLGCs including 19 new fuel efficient 84,000 cbm ECO design VLGCs and three 82,000 cbm VLGCs. The headquarters is in USA.
    Company Website
    DORIAN LPG

  3. Centennial Resource Development

    World Rank (Aug-2026)
    6,340
    World Rank (Jan-05-2024)
    6,340
    World Rank (Jul-30-2023)
    6,340
    World Rank (Dec-25-2022)
    6,340
    World Rank (Jan-07-2022)
    6,340
    Market Cap (Jan-07-2022)
    1.98 Billion USD
    Annual Revenue in USD
    5,065 Million USD
    Annual Operating Income in USD
    1,463 Million USD
    Annual Net Income in USD
    935 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Company Profile
    Centennial Resource Development is an independent Oil Producer company with assets in the core of the Delaware Basin, a sub basin of the Permian Basin in West Texas. It is having approximately 80,100 net acres and 2,400 drilling locations. The headquarters is in USA.
    Company Website
    CENTENNIAL RESOURCE DEVELOPMENT INC

  4. Etablissements Maurel & Prom

    World Rank (Aug-2026)
    6,356
    Market Cap (Aug-2026)
    1.985 Billion USD
    World Rank (Jan-05-2024)
    7,359
    Market Cap (Jan-05-2024)
    1.309 Billion USD
    World Rank (Jul-30-2023)
    8,993
    Market Cap (Jul-30-2023)
    0.950 Billion USD
    World Rank (Dec-25-2022)
    9,355
    Market Cap (Dec-25-2022)
    0.835 Billion USD
    World Rank (Jan-07-2022)
    13,021
    Market Cap (Jan-07-2022)
    0.54 Billion USD
    Annual Revenue in USD
    676 Million USD
    Annual Operating Income in USD
    354 Million USD
    Annual Net Income in USD
    204 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    France
    Yahoo @ Paris
    Company Website
    ETABLISSEMENTS MAUREL & PROM

  5. Energean plc

    World Rank (Aug-2026)
    6,400
    Market Cap (Aug-2026)
    1.965 Billion USD
    World Rank (Jan-05-2024)
    5,040
    Market Cap (Jan-05-2024)
    2.427 Billion USD
    World Rank (Jul-30-2023)
    4,798
    Market Cap (Jul-30-2023)
    2.539 Billion USD
    World Rank (Dec-25-2022)
    4,333
    Market Cap (Dec-25-2022)
    2.787 Billion USD
    World Rank (Jan-07-2022)
    5,822
    Market Cap (Jan-07-2022)
    2.25 Billion USD
    Annual Revenue in USD
    496 Million USD
    Annual Net Income in USD
    -96 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    UK
    Yahoo @ Israel
    Company Profile

    Energean Oil and Gas is a independent gas focused Exploration and production company. The headquarters is in UK.

    Energean Oil & Gas plc has changed its name to Energean plc in 2020.

    Facts About Company

    Energean Oil and Gas company annual revenue was 737 million EUR and net income 17 million EUR as on Dec-2022.

    Company Website
    ENERGEAN OIL & GAS

  6. Energean PLC

    World Rank (Aug-2026)
    6,401
    Market Cap (Aug-2026)
    1.965 Billion USD
    World Rank (Jan-05-2024)
    5,042
    Market Cap (Jan-05-2024)
    2.427 Billion USD
    World Rank (Jul-30-2023)
    4,834
    Market Cap (Jul-30-2023)
    2.575 Billion USD
    World Rank (Dec-25-2022)
    4,304
    Market Cap (Dec-25-2022)
    2.805 Billion USD
    World Rank (Jan-07-2022)
    5,880
    Market Cap (Jan-07-2022)
    2.22 Billion USD
    Headquarters Country
    UK
    Company Profile
    Energean Plc is a London based independent Exploration & Production company focused on developing resources in the Mediterranean. The headquarters is in UK.
    Company Website
    ENERGEAN PLC

  7. Vermilion Energy

    World Rank (Aug-2026)
    6,441
    Market Cap (Aug-2026)
    1.947 Billion USD
    World Rank (Jan-05-2024)
    5,667
    Market Cap (Jan-05-2024)
    2.011 Billion USD
    World Rank (Jul-30-2023)
    5,331
    Market Cap (Jul-30-2023)
    2.242 Billion USD
    World Rank (Dec-25-2022)
    4,146
    Market Cap (Dec-25-2022)
    2.929 Billion USD
    World Rank (Jan-07-2022)
    5,795
    Market Cap (Jan-07-2022)
    2.27 Billion USD
    Annual Revenue in USD
    1,712 Million USD
    Annual Net Income in USD
    883 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    Canada
    Yahoo @ Toronto
    Company Profile
    Oil and Gas producing company with headquarters is in Canada.
    Company Website
    VERMILION ENERGY INC
    Wikipedia
    Wikipedia

  8. Castrol India

    World Rank (Aug-2026)
    6,447
    Market Cap (Aug-2026)
    1.941 Billion USD
    World Rank (Jan-05-2024)
    5,280
    Market Cap (Jan-05-2024)
    2.265 Billion USD
    World Rank (Jul-30-2023)
    6,195
    Market Cap (Jul-30-2023)
    1.773 Billion USD
    World Rank (Dec-25-2022)
    6,744
    Market Cap (Dec-25-2022)
    1.429 Billion USD
    World Rank (Jan-07-2022)
    7,129
    Market Cap (Jan-07-2022)
    1.62 Billion USD
    Annual Revenue in USD
    552 Million USD
    Annual Net Income in USD
    99 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    India
    Stock Category
    S&P BSE ENERGY
    Yahoo @ BSE
    Company Profile

    Castrol India is an automotive and Liquid Engineering company focused on high performance oils, lubricants, fluids and greases for every application. The company annual revenue is 41,921 million INR and annual net income is 7,581 million INR for year ending March-2021. The headquarters is in India.

    Company Website
    Castrol India
    Wikipedia
    Wikipedia

  9. Genesis Energy Lp

    World Rank (Aug-2026)
    6,464
    Market Cap (Aug-2026)
    1.933 Billion USD
    World Rank (Jan-05-2024)
    6,856
    Market Cap (Jan-05-2024)
    1.471 Billion USD
    World Rank (Jul-30-2023)
    7,935
    Market Cap (Jul-30-2023)
    1.177 Billion USD
    World Rank (Dec-25-2022)
    7,780
    Market Cap (Dec-25-2022)
    1.134 Billion USD
    World Rank (Jan-07-2022)
    7,593
    Market Cap (Jan-07-2022)
    1.45 Billion USD
    Annual Revenue in USD
    1,630 Million USD
    Annual Operating Income in USD
    258 Million USD
    Annual Net Income in USD
    -440 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile
    Genesis Energy, L.P is a midstream energy infrastructure and logistics services company including marine and rail operations, trucking and pipeline operations and refinery services. The headquarters is in USA.
    Company Website
    GENESIS ENERGY L.P.

  10. NextDecade Corporation

    World Rank (Aug-2026)
    6,507
    Market Cap (Aug-2026)
    1.914 Billion USD
    World Rank (Jan-05-2024)
    7,762
    Market Cap (Jan-05-2024)
    1.188 Billion USD
    World Rank (Jul-30-2023)
    9,350
    Market Cap (Jul-30-2023)
    0.888 Billion USD
    World Rank (Dec-25-2022)
    10,517
    Market Cap (Dec-25-2022)
    0.680 Billion USD
    World Rank (Jan-07-2022)
    16,078
    Market Cap (Jan-07-2022)
    0.33 Billion USD
    Annual Revenue in USD
    0 Million USD
    Annual Operating Income in USD
    -226 Million USD
    Annual Net Income in USD
    -430 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Profile

    NextDecade is a Liquefied Natural Gas Development company focused on export projects in Texas. It is developing the largest LNG export solution linking Permian Basin and Eagle Ford Shale natural gas to the global LNG market, creating value for producers, customers and stockholders. The headquarters is in USA.

    Facts About Company

    NextDecade Annual Net loss for year ending Dec-2022 was -84 million USD.

    NextDecade Annual Net loss for year ending Dec-2021 was -40 million USD.

    As on 2022, NextDecade has 109 employees.

    Company Website
    NEXTDECADE CORPORATION

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