World Top 100 Energy Companies List by Market Cap as of August 2026

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

World Top Energy Companies in 2026
World Largest Energy Companies by Market Cap 2026, World Top Energy Companies by Market Cap in 2026.

  1. S-Oil Corporation

    World Rank (Aug-2026)
    1,867
    Market Cap (Aug-2026)
    12.353 Billion USD
    World Rank (Jan-05-2024)
    2,587
    Market Cap (Jan-05-2024)
    5.850 Billion USD
    World Rank (Jul-30-2023)
    2,343
    Market Cap (Jul-30-2023)
    6.590 Billion USD
    World Rank (Dec-25-2022)
    1,853
    Market Cap (Dec-25-2022)
    7.915 Billion USD
    World Rank (Jan-07-2022)
    1,997
    Market Cap (Jan-07-2022)
    9.32 Billion USD
    Annual Revenue in USD
    32,641 Million USD
    Annual Operating Income in USD
    2,619 Million USD
    Annual Net Income in USD
    1,618 Million USD
    Annual Results for Period Ending
    Dec-2022 ending period
    Headquarters Country
    South Korea
    Yahoo @ SouthKorea
    Company Profile
    Petroleum Refining, Petro Chemical Products Production, Lubricant Products is the core business of S-Oil. Headquarters is in South Korea.
    Company Website
    S-Oil
    Wikipedia
    Wikipedia

  2. China Resources Power Holdings Company

    World Rank (Aug-2026)
    1,907
    Market Cap (Aug-2026)
    12.043 Billion USD
    World Rank (Jan-05-2024)
    1,694
    Market Cap (Jan-05-2024)
    9.731 Billion USD
    World Rank (Jul-30-2023)
    1,648
    Market Cap (Jul-30-2023)
    10.226 Billion USD
    World Rank (Dec-25-2022)
    1,826
    Market Cap (Dec-25-2022)
    8.075 Billion USD
    World Rank (Jan-07-2022)
    1,572
    Market Cap (Jan-07-2022)
    12.52 Billion USD
    Annual Revenue in USD
    13,245 Million USD
    Annual Operating Income in USD
    1,514 Million USD
    Annual Net Income in USD
    903 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Hong Kong
    Yahoo @ HongKong
    Company Profile
    China Resources Power Holdings Company is a Integrated Energy Company. It generates power based on thermal, wind, hydroelectric, and solar energy as well as distributed energy generation, electricity wholesale, coal mining, etc. The company total assets amounted to HK$220.972 billion and operational installed capacity amounted to 41,620MW, covering 28 provinces, municipalities and autonomous regions. The headquarters is in Hong Kong.
    Company Website
    China Resources Power

  3. Love's Travel Stops & Country Stores

    World Rank (Aug-2026)
    1,912
    World Rank (Jan-05-2024)
    1,482
    World Rank (Jul-30-2023)
    1,482
    World Rank (Dec-25-2022)
    1,482
    World Rank (Jan-07-2022)
    1,482
    Headquarters Country
    USA
    CEO
    Tom and Judy Love
    Company Profile

    Love's Travel Stops & Country Stores is a Energy and Storage company. It has more than 590 locations in 41 states as on 2022. The company providing professional truck drivers and motorists with 24 hour access to clean and safe places to purchase gasoline, diesel fuel, compressed natural gas, travel items, electronics, snacks and restaurant offerings

    Company Website
    Love's Travel Stops & Country Stores
    Wikipedia
    Wikipedia

  4. Gail (India)

    World Rank (Aug-2026)
    1,918
    Market Cap (Aug-2026)
    11.947 Billion USD
    World Rank (Jan-05-2024)
    1,349
    Market Cap (Jan-05-2024)
    12.898 Billion USD
    World Rank (Jul-30-2023)
    1,766
    Market Cap (Jul-30-2023)
    9.395 Billion USD
    World Rank (Dec-25-2022)
    1,934
    Market Cap (Dec-25-2022)
    7.490 Billion USD
    World Rank (Jan-07-2022)
    2,151
    Market Cap (Jan-07-2022)
    8.43 Billion USD
    Annual Revenue in USD
    17,707 Million USD
    Annual Operating Income in USD
    582 Million USD
    Annual Net Income in USD
    683 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    India
    Stock Category
    BSE-100 Index
    S&P BSE INDIA INFRA
    S&P BSE OIL and GAS
    S&P BSE PSU
    S&P BSE CPSE
    Yahoo @ BSE
    Company Profile

    GAIL (INDIA) is Government owned natural gas processing and distribution company with headquarters is in New Delhi of India.

    Company Website
    Gail India Limited
    Wikipedia
    Wikipedia

  5. Altagas

    World Rank (Aug-2026)
    1,931
    Market Cap (Aug-2026)
    11.853 Billion USD
    World Rank (Jan-05-2024)
    2,483
    Market Cap (Jan-05-2024)
    6.159 Billion USD
    World Rank (Jul-30-2023)
    2,726
    Market Cap (Jul-30-2023)
    5.514 Billion USD
    World Rank (Dec-25-2022)
    2,789
    Market Cap (Dec-25-2022)
    4.875 Billion USD
    World Rank (Jan-07-2022)
    2,906
    Market Cap (Jan-07-2022)
    5.83 Billion USD
    Annual Revenue in USD
    10,633 Million USD
    Annual Operating Income in USD
    701 Million USD
    Annual Net Income in USD
    301 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Canada
    Yahoo @ Toronto
    Company Profile

    AltaGas, a Canadian corporation, is a North American energy infrastructure business with a focus on owning and operating assets to provide clean and affordable energy to its customers. They had businesses in midstream and natural gas distribution. Headquarters is in Canada.

    Company Website
    ALTAGAS LTD.
    Wikipedia
    Wikipedia

  6. Antero Resources Corporation

    World Rank (Aug-2026)
    1,973
    Market Cap (Aug-2026)
    11.489 Billion USD
    World Rank (Jan-05-2024)
    2,270
    Market Cap (Jan-05-2024)
    6.843 Billion USD
    World Rank (Jul-30-2023)
    2,001
    Market Cap (Jul-30-2023)
    8.008 Billion USD
    World Rank (Dec-25-2022)
    1,511
    Market Cap (Dec-25-2022)
    10.184 Billion USD
    World Rank (Jan-07-2022)
    2,922
    Market Cap (Jan-07-2022)
    5.79 Billion USD
    Annual Revenue in USD
    8,294 Million USD
    Annual Operating Income in USD
    4,365 Million USD
    Annual Net Income in USD
    1,898 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile

    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.

    Company Website
    ANTERO RESOURCES CORPORATION

  7. Phillips 66 Partners Lp

    World Rank (Aug-2026)
    1,983
    World Rank (Jan-05-2024)
    1,983
    World Rank (Jul-30-2023)
    1,983
    World Rank (Dec-25-2022)
    1,983
    World Rank (Jan-07-2022)
    1,983
    Market Cap (Jan-07-2022)
    9.39 Billion USD
    Annual Revenue in USD
    337 Million USD
    Annual Operating Income in USD
    167 Million USD
    Annual Net Income in USD
    286 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    USA
    Company Profile
    Phillips 66 Partners LP own, operate, develop and acquire primarily fee based crude oil, refined petroleum product and natural gas liquids pipelines and terminals and other transportation and midstream assets. The headquarters is in USA.
    Company Website
    PHILLIPS 66 PARTNERS LP

  8. Aker ASA

    World Rank (Aug-2026)
    1,988
    Market Cap (Aug-2026)
    11.405 Billion USD
    World Rank (Jan-05-2024)
    3,052
    Market Cap (Jan-05-2024)
    4.747 Billion USD
    World Rank (Jul-30-2023)
    3,102
    Market Cap (Jul-30-2023)
    4.746 Billion USD
    World Rank (Dec-25-2022)
    2,501
    Market Cap (Dec-25-2022)
    5.532 Billion USD
    World Rank (Jan-07-2022)
    2,508
    Market Cap (Jan-07-2022)
    7.03 Billion USD
    Annual Revenue in USD
    875 Million USD
    Annual Operating Income in USD
    980 Million USD
    Annual Net Income in USD
    1,282 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Norway
    Yahoo @ Oslo
    Company Profile
    Aker ASA is an Industrial Investment company. It's ownership interests concentrated in oil and gas, maritime assets and fishing, marine biotechnology and industrial software. The company had a total turnover of more than NOK 83 billion in 2019 and a workforce of approximately 37,000 employees including temporary hires. The headquarters is in Norway.
    Company Website
    AKER ASA

  9. Polskie Gornictwo Naftowe I Gazownictwo

    World Rank (Aug-2026)
    2,045
    World Rank (Jan-05-2024)
    2,045
    World Rank (Jul-30-2023)
    2,045
    World Rank (Dec-25-2022)
    2,045
    World Rank (Jan-07-2022)
    2,045
    Market Cap (Jan-07-2022)
    9.00 Billion USD
    Annual Revenue in USD
    14,692 Million USD
    Annual Net Income in USD
    1,263 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    Poland
    Company Profile
    Polskie Gornictwo Naftowe i Gazownictwo is a Natural Gas Market company. It engaged in the exploration and production of natural gas and crude oil, gas imports and through key companies, storage, sale and distribution of gaseous and liquid fuels and the production of heat and electricity. The company operating segments are exploration and extraction, trade and storage, distribution and production. The headquarters is in Poland.
    Company Website
    POLSKIE GORNICTWO NAFTOWE I GAZOWNICTWO

  10. KOC Holding

    World Rank (Aug-2026)
    2,046
    Market Cap (Aug-2026)
    10.947 Billion USD
    World Rank (Jan-05-2024)
    1,428
    Market Cap (Jan-05-2024)
    11.986 Billion USD
    World Rank (Jul-30-2023)
    1,375
    Market Cap (Jul-30-2023)
    12.622 Billion USD
    World Rank (Dec-25-2022)
    1,456
    Market Cap (Dec-25-2022)
    10.690 Billion USD
    World Rank (Jan-07-2022)
    2,831
    Market Cap (Jan-07-2022)
    5.99 Billion USD
    Annual Revenue in USD
    33,459 Million USD
    Annual Operating Income in USD
    5,413 Million USD
    Annual Net Income in USD
    2,590 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Turkiye
    Yahoo @ Turkey
    Company Profile

    KOC HOLDING is a conglomerate company and has business in Energy, Automotive, Consumer Durables, Finance. Headquarters is in Istanbul, Turkey.

    Company Website
    KOC HOLDING
    Wikipedia
    Wikipedia

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