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

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

World Largest Electricity Generation Companies in 2026
World Largest Electricity Generation Companies by Market Cap in 2026, World Top Electricity Generation Companies by Market Cap in 2026.

  1. Contourglobal

    World Rank (Aug-2026)
    5,505
    World Rank (Jan-05-2024)
    5,505
    World Rank (Jul-30-2023)
    5,505
    Market Cap (Jul-30-2023)
    2.130 Billion USD
    World Rank (Dec-25-2022)
    5,452
    Market Cap (Dec-25-2022)
    1.999 Billion USD
    World Rank (Jan-07-2022)
    6,946
    Market Cap (Jan-07-2022)
    1.70 Billion USD
    Annual Revenue in USD
    2,151 Million USD
    Annual Net Income in USD
    78 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    UK
    Company Profile

    ContourGlobal is a growth platform for acquiring and developing wholesale power generation company. The company annual revenue is 1,191 million USD, annual operating income is 307.9 million USD, annual net income is 16 million USD and total assets are 6,370.8 million USD as on 2020. The headquarters is in UK.

    Company Website
    CONTOURGLOBAL
    Wikipedia
    Wikipedia

  2. Ratch Group Public Company

    World Rank (Aug-2026)
    5,642
    Market Cap (Aug-2026)
    2.466 Billion USD
    World Rank (Jan-05-2024)
    5,693
    Market Cap (Jan-05-2024)
    1.996 Billion USD
    World Rank (Jul-30-2023)
    5,289
    Market Cap (Jul-30-2023)
    2.270 Billion USD
    World Rank (Dec-25-2022)
    4,498
    Market Cap (Dec-25-2022)
    2.640 Billion USD
    World Rank (Jan-07-2022)
    6,469
    Market Cap (Jan-07-2022)
    1.91 Billion USD
    Annual Revenue in USD
    1,033 Million USD
    Annual Net Income in USD
    215 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    Thailand
    Yahoo @ Thailand
    Company Profile
    Ratch Group Public Company is a Leading Independent Power Producer, Value Oriented Energy and Infrastructure company. It is focused on fossil fuel power generation projects, renewable projects, businesses adjacent to electricity generation and energy as well as infrastructure businesses both in Thailand and internationally. The headquarters is in Thailand.
    Company Website
    RATCH GROUP PUBLIC COMPANY

  3. Unipro

    World Rank (Aug-2026)
    5,937
    World Rank (Jan-05-2024)
    5,937
    World Rank (Jul-30-2023)
    5,937
    World Rank (Dec-25-2022)
    5,937
    World Rank (Jan-07-2022)
    5,937
    Market Cap (Jan-07-2022)
    2.18 Billion USD
    Headquarters Country
    Russia
    Company Profile
    Unipro is a digital media company for educational institutes including colleges and universities in India and Abroad. The company annual revenue is 75.3 billion RUB, operating income is 16.8 billion RUB, annual net income is 13.7 billion RUB and total assets are 135.2 billion RUB as on 2020. The headquarters is in Russia.
    Company Website
    UNIPRO

  4. Chugoku Electric Power

    World Rank (Aug-2026)
    5,964
    Market Cap (Aug-2026)
    2.233 Billion USD
    World Rank (Jan-05-2024)
    4,837
    Market Cap (Jan-05-2024)
    2.601 Billion USD
    World Rank (Jul-30-2023)
    4,871
    Market Cap (Jul-30-2023)
    2.552 Billion USD
    World Rank (Dec-25-2022)
    5,914
    Market Cap (Dec-25-2022)
    1.753 Billion USD
    World Rank (Jan-07-2022)
    4,961
    Market Cap (Jan-07-2022)
    2.90 Billion USD
    Annual Revenue in USD
    8,294 Million USD
    Annual Net Income in USD
    -290 Million USD
    Annual Results for Period Ending
    Mar-2022 ending year
    Headquarters Country
    Japan
    Yahoo @ Tokyo
    Company Profile
    Chugoku Electric Power is the generation, transmission and distribution of electric power company. The company annual revenue is 1.3 billion JPY, annual net income is 90 billion JPY, annual operating income is 134.8 billion JPY, total assets is 3.2 billion JPY, total liabilities is 2.6 billion JPY, total equity is 643.3 billion JPY as on 2020. The headquarters is in Japan.
    Company Website
    CHUGOKU ELECTRIC POWER

  5. Verbio Vereinigte Bioenergie AG

    World Rank (Aug-2026)
    5,977
    Market Cap (Aug-2026)
    2.226 Billion USD
    World Rank (Jan-05-2024)
    5,750
    Market Cap (Jan-05-2024)
    1.960 Billion USD
    World Rank (Jul-30-2023)
    4,387
    Market Cap (Jul-30-2023)
    2.966 Billion USD
    World Rank (Dec-25-2022)
    3,158
    Market Cap (Dec-25-2022)
    4.200 Billion USD
    World Rank (Jan-07-2022)
    3,865
    Market Cap (Jan-07-2022)
    4.05 Billion USD
    Annual Revenue in USD
    1,998 Million USD
    Annual Operating Income in USD
    512 Million USD
    Annual Net Income in USD
    347 Million USD
    Annual Results for Period Ending
    Jun-2022 ending year
    Headquarters Country
    Germany
    Yahoo @ Frankfurt
    Company Profile

    VERBIO VEREINIGTE BIOENERGIE AG is the leading independent bioenergy manufacturers company with large scale producer of biodiesel, bioethanol and biomethane in Europe. The headquarters is in China.

    Company Website
    VERBIO VEREINIGTE BIOENERGIE AG

  6. Tilt Renewables

    World Rank (Aug-2026)
    6,001
    World Rank (Jan-05-2024)
    6,001
    World Rank (Jul-30-2023)
    6,001
    World Rank (Dec-25-2022)
    6,001
    World Rank (Jan-07-2022)
    6,001
    Annual Revenue in USD
    101 Million USD
    Annual Net Income in USD
    53 Million USD
    Annual Results for Period Ending
    Mar-2020 ending period
    Headquarters Country
    New Zealand

  7. CESC Limited

    World Rank (Aug-2026)
    6,101
    Market Cap (Aug-2026)
    2.150 Billion USD
    World Rank (Jan-05-2024)
    5,363
    Market Cap (Jan-05-2024)
    2.203 Billion USD
    World Rank (Jul-30-2023)
    7,786
    Market Cap (Jul-30-2023)
    1.214 Billion USD
    World Rank (Dec-25-2022)
    20,697
    Market Cap (Dec-25-2022)
    0.120 Billion USD
    World Rank (Jan-07-2022)
    20,117
    Market Cap (Jan-07-2022)
    0.16 Billion USD
    Annual Revenue in USD
    1,513 Million USD
    Annual Net Income in USD
    177 Million USD
    Annual Results for Period Ending
    Mar-2021 ending year
    Headquarters Country
    India
    Stock Category
    S&P BSE UTILITIES
    Yahoo @ BSE
    Company Website
    CESC
    Wikipedia
    Wikipedia

  8. Genesis Energy Limited

    World Rank (Aug-2026)
    6,160
    Market Cap (Aug-2026)
    2.102 Billion USD
    World Rank (Jan-05-2024)
    6,398
    Market Cap (Jan-05-2024)
    1.646 Billion USD
    World Rank (Jul-30-2023)
    6,234
    Market Cap (Jul-30-2023)
    1.754 Billion USD
    World Rank (Dec-25-2022)
    6,003
    Market Cap (Dec-25-2022)
    1.709 Billion USD
    World Rank (Jan-07-2022)
    6,114
    Market Cap (Jan-07-2022)
    2.09 Billion USD
    Headquarters Country
    New Zealand
    Company Profile

    Genesis Energy Limited is a diversified selling electricity, reticulated natural gas and LPG through its retail brands company. The headquarters is in New Zealand.

    The company operates two segments one is the wholesale and other one is retail segments. The retail segment provides services like gas, LPG and electricity and Wholesale segment provides wholesale electricity market, supply of gas and LPG to wholesale and retail customers.

    As on 2022, Genesis Energy Limited has 1,204 employees.

    Company Website
    GENESIS ENERGY LIMITED

  9. Central Puerto

    World Rank (Aug-2026)
    6,354
    Market Cap (Aug-2026)
    1.986 Billion USD
    World Rank (Jan-05-2024)
    7,221
    Market Cap (Jan-05-2024)
    1.352 Billion USD
    World Rank (Jul-30-2023)
    5,630
    Market Cap (Jul-30-2023)
    2.053 Billion USD
    World Rank (Dec-25-2022)
    8,972
    Market Cap (Dec-25-2022)
    0.892 Billion USD
    World Rank (Jan-07-2022)
    14,002
    Market Cap (Jan-07-2022)
    0.46 Billion USD
    Annual Revenue in USD
    370 Million USD
    Annual Operating Income in USD
    277 Million USD
    Annual Net Income in USD
    70 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Argentina
    Yahoo @ NYSE
    Company Profile
    Electric power generation company with headquarters is in Argentina.
    Company Website
    CENTRAL PUERTO S.A.

  10. India Grid Trust

    World Rank (Aug-2026)
    6,849
    Market Cap (Aug-2026)
    1.751 Billion USD
    World Rank (Jan-05-2024)
    7,558
    Market Cap (Jan-05-2024)
    1.245 Billion USD
    World Rank (Jul-30-2023)
    7,939
    Market Cap (Jul-30-2023)
    1.176 Billion USD
    World Rank (Dec-25-2022)
    8,537
    Market Cap (Dec-25-2022)
    0.968 Billion USD
    World Rank (Jan-07-2022)
    8,676
    Market Cap (Jan-07-2022)
    1.16 Billion USD
    Annual Revenue in USD
    278 Million USD
    Annual Net Income in USD
    44 Million USD
    Annual Results for Period Ending
    Mar-2022 ending year
    Headquarters Country
    India
    Yahoo @ BSE
    Company Website
    INDIA GRID TRUST

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