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. Rabigh Refining and Petrochemical Company

    World Rank (Aug-2026)
    2,116
    Market Cap (Aug-2026)
    10.557 Billion USD
    World Rank (Jan-05-2024)
    3,137
    Market Cap (Jan-05-2024)
    4.607 Billion USD
    World Rank (Jul-30-2023)
    3,150
    Market Cap (Jul-30-2023)
    4.688 Billion USD
    World Rank (Dec-25-2022)
    2,844
    Market Cap (Dec-25-2022)
    4.768 Billion USD
    World Rank (Jan-07-2022)
    3,303
    Market Cap (Jan-07-2022)
    4.96 Billion USD
    Annual Revenue in USD
    14,920 Million USD
    Annual Operating Income in USD
    -11 Million USD
    Annual Net Income in USD
    -297 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Saudi Arabia
    Yahoo @ SaudiArabia
    Company Profile
    Petrochemical and Chemical company with headquarters is in Saudi Arabia.
    Company Website
    RABIGH REFINING AND PETROCHEMICAL COMPANY
    Wikipedia
    Wikipedia

  2. Idemitsu Kosan

    World Rank (Aug-2026)
    2,139
    Market Cap (Aug-2026)
    10.438 Billion USD
    World Rank (Jan-05-2024)
    2,053
    Market Cap (Jan-05-2024)
    7.793 Billion USD
    World Rank (Jul-30-2023)
    2,514
    Market Cap (Jul-30-2023)
    6.040 Billion USD
    World Rank (Dec-25-2022)
    2,098
    Market Cap (Dec-25-2022)
    6.774 Billion USD
    World Rank (Jan-07-2022)
    2,238
    Market Cap (Jan-07-2022)
    8.03 Billion USD
    Annual Revenue in USD
    66,213 Million USD
    Annual Operating Income in USD
    1,978 Million USD
    Annual Net Income in USD
    1,776 Million USD
    Annual Results for Period Ending
    Mar-2023 ending period
    Headquarters Country
    Japan
    Stock Category
    NIKKEI 225
    Yahoo @ Tokyo
    Company Profile
    Petroleum refining company. Produces and sells petroleum. Headquarters is in Tokyo, Japan.
    Company Website
    IDEMITSU KOSAN CO.,LTD
    Wikipedia
    Wikipedia

  3. Saipem

    World Rank (Aug-2026)
    2,190
    Market Cap (Aug-2026)
    10.168 Billion USD
    World Rank (Jan-05-2024)
    4,032
    Market Cap (Jan-05-2024)
    3.344 Billion USD
    World Rank (Jul-30-2023)
    4,107
    Market Cap (Jul-30-2023)
    3.260 Billion USD
    World Rank (Dec-25-2022)
    4,863
    Market Cap (Dec-25-2022)
    2.353 Billion USD
    World Rank (Jan-07-2022)
    5,906
    Market Cap (Jan-07-2022)
    2.20 Billion USD
    Annual Revenue in USD
    6,873 Million USD
    Annual Net Income in USD
    -2,466 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    Italy
    Yahoo @ Italy
    Company Profile
    Saipem is a engineering and drilling activities and in the development of major projects in the energy and infrastructures sectors. The service are provide to the company which are working in the sector of offshore, onshore, drilling, services by XSIGHT, renewables, infrastructures, decommissioning, maintenance modification and operations. The headquarters is in Italy.
    Company Website
    SAIPEM
    Wikipedia
    Wikipedia

  4. Range Resources Corporation

    World Rank (Aug-2026)
    2,294
    Market Cap (Aug-2026)
    9.422 Billion USD
    World Rank (Jan-05-2024)
    2,120
    Market Cap (Jan-05-2024)
    7.478 Billion USD
    World Rank (Jul-30-2023)
    2,112
    Market Cap (Jul-30-2023)
    7.547 Billion USD
    World Rank (Dec-25-2022)
    2,211
    Market Cap (Dec-25-2022)
    6.377 Billion USD
    World Rank (Jan-07-2022)
    3,359
    Market Cap (Jan-07-2022)
    4.86 Billion USD
    Annual Revenue in USD
    2,988 Million USD
    Annual Net Income in USD
    658 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile

    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.

    Company Website
    RANGE RESOURCES CORPORATION

  5. DCP Midstream Lp

    World Rank (Aug-2026)
    2,312
    World Rank (Jan-05-2024)
    2,312
    World Rank (Jul-30-2023)
    2,312
    Market Cap (Jul-30-2023)
    6.673 Billion USD
    World Rank (Dec-25-2022)
    1,829
    Market Cap (Dec-25-2022)
    8.067 Billion USD
    World Rank (Jan-07-2022)
    2,812
    Market Cap (Jan-07-2022)
    6.06 Billion USD
    Annual Revenue in USD
    14,993 Million USD
    Annual Operating Income in USD
    715 Million USD
    Annual Net Income in USD
    1,052 Million USD
    Annual Results for Period Ending
    For year ending December-2022
    Headquarters Country
    USA
    Company Profile

    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.

    Company Website
    DCP MIDSTREAM LP
    Wikipedia
    Wikipedia

  6. Frontline

    World Rank (Aug-2026)
    2,354
    Market Cap (Aug-2026)
    9.174 Billion USD
    World Rank (Jan-05-2024)
    3,068
    Market Cap (Jan-05-2024)
    4.702 Billion USD
    World Rank (Jul-30-2023)
    3,910
    Market Cap (Jul-30-2023)
    3.490 Billion USD
    World Rank (Dec-25-2022)
    4,332
    Market Cap (Dec-25-2022)
    2.787 Billion USD
    World Rank (Jan-07-2022)
    7,285
    Market Cap (Jan-07-2022)
    1.56 Billion USD
    Annual Revenue in USD
    749 Million USD
    Annual Net Income in USD
    -11 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    Bermuda
    Yahoo @ Frankfurt
    Company Profile
    FRONTLINE is a world leader in the seaborne transportation of crude oil and refined products company. The headquarters is in Bermuda.
    Company Website
    FRONTLINE LTD.

  7. MISC Berhad

    World Rank (Aug-2026)
    2,400
    Market Cap (Aug-2026)
    8.908 Billion USD
    World Rank (Jan-05-2024)
    2,216
    Market Cap (Jan-05-2024)
    7.079 Billion USD
    World Rank (Jul-30-2023)
    2,198
    World Rank (Dec-25-2022)
    2,198
    World Rank (Jan-07-2022)
    2,198
    Annual Revenue in USD
    2,021 Million USD
    Annual Net Income in USD
    -10 Million USD
    Annual Results for Period Ending
    Dec-2020 ending year
    Headquarters Country
    Malaysia
    Company Profile

    MISC Berhad is shipping company with headquarters is in Kuala Lumpur, Malaysia.

    Company Website
    MISC BERHAD
    Wikipedia
    Wikipedia

  8. Gaztransport & Technigaz SA

    World Rank (Aug-2026)
    2,401
    Market Cap (Aug-2026)
    8.906 Billion USD
    World Rank (Jan-05-2024)
    2,858
    Market Cap (Jan-05-2024)
    5.131 Billion USD
    World Rank (Jul-30-2023)
    3,275
    Market Cap (Jul-30-2023)
    4.470 Billion USD
    World Rank (Dec-25-2022)
    3,266
    Market Cap (Dec-25-2022)
    3.987 Billion USD
    World Rank (Jan-07-2022)
    4,478
    Market Cap (Jan-07-2022)
    3.35 Billion USD
    Annual Revenue in USD
    338 Million USD
    Annual Operating Income in USD
    168 Million USD
    Annual Net Income in USD
    141 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    France
    Yahoo @ Paris
    Company Profile

    Gaztransport & Technigaz SA is a leading Engineering company in containment systems for the shipping and storage in cryogenic conditions of LNG (liquefied natural gas). It offers engineering, consultancy, training, maintenance support and technical design services. The headquarters is in France.

    The company is having 553 employees as on December-2020.

    Company Website
    GAZTRANSPORT & TECHNIGAZ SA

  9. PDC Energy

    World Rank (Aug-2026)
    2,405
    World Rank (Jan-05-2024)
    2,405
    World Rank (Jul-30-2023)
    2,405
    Market Cap (Jul-30-2023)
    6.407 Billion USD
    World Rank (Dec-25-2022)
    2,325
    Market Cap (Dec-25-2022)
    6.023 Billion USD
    World Rank (Jan-07-2022)
    3,214
    Market Cap (Jan-07-2022)
    5.14 Billion USD
    Annual Revenue in USD
    4,297 Million USD
    Annual Operating Income in USD
    2,207 Million USD
    Annual Net Income in USD
    1,778 Million USD
    Annual Results for Period Ending
    For year ending December-2022
    Headquarters Country
    USA
    Yahoo @ Nasdaq
    Company Profile

    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.

    Company Website
    PDC ENERGY

  10. China Oilfield Services

    World Rank (Aug-2026)
    2,415
    Market Cap (Aug-2026)
    8.846 Billion USD
    World Rank (Jan-05-2024)
    2,009
    Market Cap (Jan-05-2024)
    7.983 Billion USD
    World Rank (Jul-30-2023)
    1,962
    Market Cap (Jul-30-2023)
    8.228 Billion USD
    World Rank (Dec-25-2022)
    1,696
    Market Cap (Dec-25-2022)
    8.817 Billion USD
    World Rank (Jan-07-2022)
    2,107
    Market Cap (Jan-07-2022)
    8.66 Billion USD
    Annual Revenue in USD
    4,997 Million USD
    Annual Operating Income in USD
    391 Million USD
    Annual Net Income in USD
    330 Million USD
    Annual Results for Period Ending
    Dec-2022 ending period
    Headquarters Country
    China
    Yahoo @ HongKong
    Company Profile
    China Oilfield Services is an Integrated Oilfield Service Solution company. It is having four major business segments they are geophysical services, drilling services, well services and marine and transportation services covering the exploration, development and production phases of oil and gas industry. The headquarters is in China.
    Company Website
    CHINA OILFIELD SERVICES

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