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. Equinor ASA

    World Rank (Aug-2026)
    239
    Market Cap (Aug-2026)
    101.936 Billion USD
    World Rank (Jan-05-2024)
    152
    Market Cap (Jan-05-2024)
    94.769 Billion USD
    World Rank (Jul-30-2023)
    158
    Market Cap (Jul-30-2023)
    93.026 Billion USD
    World Rank (Dec-25-2022)
    110
    Market Cap (Dec-25-2022)
    115.670 Billion USD
    World Rank (Jan-07-2022)
    177
    Market Cap (Jan-07-2022)
    89.92 Billion USD
    Annual Revenue in USD
    149,000 Million USD
    Annual Operating Income in USD
    78,190 Million USD
    Annual Net Income in USD
    28,746 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Norway
    CEO
    Anders Opedal
    Stock Category
    S&P EUROPE 350
    EURONEXT 100
    Yahoo @ NYSE
    Company Profile

    Equinor Asa is Norway based Energy Company. Every single day they deliver oil, gas and wind power to energise the lives of more than 170 million people. Explorer of new Oil and Gas fields. They produce renewable energy like Wind Power, Solar Power.

    Facts About Company

    Equinor Asa annual revenue was 149,004 Million USD and annual net income was 28,746 Million USD for year ending Dec-2022.

    Equinor Asa annual revenue was 88,744 Million USD and annual net income was 8,563 Million USD for year ending Dec-2021.

    Equinor Asa had 21,926 employees as on 2022.

    Company Website
    Equinor - Oil and Gas, Energy Company
    Wikipedia
    Wikipedia

  2. China Yangtze Power

    World Rank (Aug-2026)
    241
    Market Cap (Aug-2026)
    101.521 Billion USD
    World Rank (Jan-05-2024)
    174
    Market Cap (Jan-05-2024)
    81.587 Billion USD
    World Rank (Jul-30-2023)
    209
    Market Cap (Jul-30-2023)
    73.048 Billion USD
    World Rank (Dec-25-2022)
    206
    Market Cap (Dec-25-2022)
    66.440 Billion USD
    World Rank (Jan-07-2022)
    210
    Market Cap (Jan-07-2022)
    78.97 Billion USD
    Annual Revenue in USD
    7,283 Million USD
    Annual Operating Income in USD
    3,797 Million USD
    Annual Net Income in USD
    2,981 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    China
    CEO
    Lei Mingshan
    Yahoo @ Shanghai
    Company Profile

    China Yangtze Power is China based Utilities company. China Yangtze Power produces power and sells the Power. Headquarters is in China.

    Company Website
    China Yangtze Power
    Wikipedia
    Wikipedia

  3. Constellation Energy Corporation

    World Rank (Aug-2026)
    244
    Market Cap (Aug-2026)
    100.092 Billion USD
    World Rank (Jan-05-2024)
    494
    Market Cap (Jan-05-2024)
    37.004 Billion USD
    World Rank (Jul-30-2023)
    611
    Market Cap (Jul-30-2023)
    31.059 Billion USD
    World Rank (Dec-25-2022)
    592
    Market Cap (Dec-25-2022)
    28.791 Billion USD
    World Rank (Jan-07-2022)
    1,093
    Annual Revenue in USD
    22,663 Million USD
    Annual Operating Income in USD
    3,086 Million USD
    Annual Net Income in USD
    2,319 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Stock Category
    S&P 500
    Nasdaq 100
    Yahoo @ Nasdaq
    Company Profile

    CONSTELLATION ENERGY CORPORATION generates Electricity and supplies to its consumers. It supplies natural gas as well to it's consumers. Headquarters is in USA.

    As on 2022, CONSTELLATION ENERGY CORPORATION has 13,370 employees.

    Company Website
    CONSTELLATION ENERGY CORPORATION
    Wikipedia
    Wikipedia

  4. Duke Energy Corporation

    World Rank (Aug-2026)
    252
    Market Cap (Aug-2026)
    96.621 Billion USD
    World Rank (Jan-05-2024)
    192
    Market Cap (Jan-05-2024)
    76.131 Billion USD
    World Rank (Jul-30-2023)
    216
    Market Cap (Jul-30-2023)
    71.933 Billion USD
    World Rank (Dec-25-2022)
    165
    Market Cap (Dec-25-2022)
    79.309 Billion USD
    World Rank (Jan-07-2022)
    206
    Market Cap (Jan-07-2022)
    80.40 Billion USD
    Annual Revenue in USD
    32,237 Million USD
    Annual Operating Income in USD
    8,626 Million USD
    Annual Net Income in USD
    4,912 Million USD
    Annual Results for Period Ending
    Dec-2025 ending year
    Headquarters Country
    USA
    CEO
    Lynn Good
    Stock Category
    S&P 500
    Yahoo @ NYSE
    Company Profile

    DUKE ENERGY CORPORATION is Electricity generation and Electric utility (electricity distribution) company with headquarters is in North Carolina, USA. DUKE ENERGY CORPORATION electric utilities serve 8.2 million customers in North Carolina, South Carolina, Florida, Indiana, Ohio and Kentucky, and collectively own 50,000 megawatts of energy capacity.

    Company Website
    DUKE ENERGY CORPORATION
    Wikipedia
    Wikipedia

  5. Williams Companies

    World Rank (Aug-2026)
    271
    Market Cap (Aug-2026)
    91.982 Billion USD
    World Rank (Jan-05-2024)
    403
    Market Cap (Jan-05-2024)
    44.171 Billion USD
    World Rank (Jul-30-2023)
    437
    Market Cap (Jul-30-2023)
    41.492 Billion USD
    World Rank (Dec-25-2022)
    400
    Market Cap (Dec-25-2022)
    40.595 Billion USD
    World Rank (Jan-07-2022)
    611
    Market Cap (Jan-07-2022)
    34.03 Billion USD
    Annual Revenue in USD
    11,950 Million USD
    Annual Operating Income in USD
    4,196 Million USD
    Annual Net Income in USD
    2,615 Million USD
    Annual Results for Period Ending
    Dec-2025 ending year
    Headquarters Country
    USA
    CEO
    Alan S. Armstrong
    Stock Category
    S&P 500
    Yahoo @ NYSE
    Company Profile

    Williams Companies is an energy infrastructure company focused on connecting North America’s significant hydrocarbon resource plays to growing markets for natural gas and natural gas liquids (NGLs). Williams’ interstate gas pipeline and gathering & processing operations span the United States, including strategic assets in the deep water Gulf of Mexico, the Rockies, the Pacific Northwest and the Eastern Seaboard.

    Williams owns and operates midstream gathering and processing assets, and interstate natural gas pipelines.

    Company Website
    WILLIAMS COMPANIES INC (THE)
    Wikipedia
    Wikipedia

  6. ENI S.P.A.

    World Rank (Aug-2026)
    294
    Market Cap (Aug-2026)
    86.977 Billion USD
    World Rank (Jan-05-2024)
    316
    Market Cap (Jan-05-2024)
    54.567 Billion USD
    World Rank (Jul-30-2023)
    348
    Market Cap (Jul-30-2023)
    49.918 Billion USD
    World Rank (Dec-25-2022)
    292
    Market Cap (Dec-25-2022)
    50.964 Billion USD
    World Rank (Jan-07-2022)
    364
    Market Cap (Jan-07-2022)
    51.73 Billion USD
    Annual Revenue in USD
    145,800 Million USD
    Annual Operating Income in USD
    21,171 Million USD
    Annual Net Income in USD
    15,226 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Italy
    CEO
    Claudio Descalzi
    Stock Category
    S&P EUROPE 350
    EURO STOXX 50
    EURONEXT 100
    Yahoo @ NYSE
    Company Profile

    ENI S.P.A. is Oil and Gas company with headquarters is in Rome, Italy.

    Company Website
    ENI S.P.A.
    Wikipedia
    Wikipedia

  7. EDF (Electricite de France)

    World Rank (Aug-2026)
    319
    World Rank (Jan-05-2024)
    319
    World Rank (Jul-30-2023)
    319
    Market Cap (Jul-30-2023)
    52.981 Billion USD
    World Rank (Dec-25-2022)
    306
    Market Cap (Dec-25-2022)
    49.588 Billion USD
    World Rank (Jan-07-2022)
    557
    Market Cap (Jan-07-2022)
    37.06 Billion USD
    Annual Revenue in USD
    158,190 Million USD
    Annual Operating Income in USD
    -17,714 Million USD
    Annual Net Income in USD
    -20,448 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    France
    CEO
    Jean-Bernard Levy
    Yahoo @ Paris
    Company Profile

    EDF (ELECTRICITE DE FRANCE) is Electricity Generation and Electric Utility company with headquarters is in France mainly from nuclear power and renewable energy.

    The EDF shares were delisted from Euronext in Paris on June-08-2023. EDF is owned by French state.

    Facts About Company

    For year ending Dec-2022, EDF annual revenues was 143,476 Million EUR and annual net loss was -18,546 (Loss) Million EUR.

    For year ending Dec-2021, EDF annual revenues was 84,461 Million EUR and annual net loss was 4,566 Million EUR.

    EDF had 171,490 employees as on December-2022.

    As on 2022, EDF had 40.3 million customers across the World and and EDF Group generated 431.7 TWh Electricity..

    Company Website
    EDF (Electricite de France)
    Wikipedia
    Wikipedia

  8. Suncor Energy

    World Rank (Aug-2026)
    337
    Market Cap (Aug-2026)
    76.985 Billion USD
    World Rank (Jan-05-2024)
    408
    Market Cap (Jan-05-2024)
    43.933 Billion USD
    World Rank (Jul-30-2023)
    445
    Market Cap (Jul-30-2023)
    40.337 Billion USD
    World Rank (Dec-25-2022)
    382
    Market Cap (Dec-25-2022)
    42.494 Billion USD
    World Rank (Jan-07-2022)
    527
    Market Cap (Jan-07-2022)
    38.70 Billion USD
    Annual Revenue in USD
    44,031 Million USD
    Annual Operating Income in USD
    10,749 Million USD
    Annual Net Income in USD
    6,851 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Canada
    CEO
    Mark S. Little
    Stock Category
    TSX 60
    Yahoo @ NYSE
    Company Profile

    Suncor Energy is Canada based Energy, Oil and Gas exploratoin and refining Company. Headquarters is in Canada.

    Facts About Company

    For year ending Dec-2022, Suncor Energy annual revenue was 58,336 million CAD and annual net income was 9,077 million CAD.

    For year ending Dec-2021, Suncor Energy annual revenue was 41,133 million CAD and annual net income was 4,119 million CAD.

    As on 2022, Suncor Energy had 25,200 employees.

    Company Website
    Suncor Energy
    Wikipedia
    Wikipedia

  9. Engie

    World Rank (Aug-2026)
    342
    Market Cap (Aug-2026)
    75.422 Billion USD
    World Rank (Jan-05-2024)
    418
    Market Cap (Jan-05-2024)
    42.801 Billion USD
    World Rank (Jul-30-2023)
    451
    Market Cap (Jul-30-2023)
    40.019 Billion USD
    World Rank (Dec-25-2022)
    481
    Market Cap (Dec-25-2022)
    34.784 Billion USD
    World Rank (Jan-07-2022)
    567
    Market Cap (Jan-07-2022)
    36.44 Billion USD
    Annual Revenue in USD
    103,490 Million USD
    Annual Operating Income in USD
    5,597 Million USD
    Annual Net Income in USD
    154 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    France
    CEO
    Catherine MacGregor
    Stock Category
    CAC 40
    EURONEXT 100
    S&P EUROPE 350
    Yahoo @ Paris
    Company Profile

    Electric Utility and Electricity generation company. Gas Utility and Gas Production company. Generates Nuclear power, hydro-electric power, wind power. Headquarter is in France.

    Company Website
    ENGIE
    Wikipedia
    Wikipedia

  10. American Electric Power Company

    World Rank (Aug-2026)
    391
    Market Cap (Aug-2026)
    68.376 Billion USD
    World Rank (Jan-05-2024)
    409
    Market Cap (Jan-05-2024)
    43.853 Billion USD
    World Rank (Jul-30-2023)
    415
    Market Cap (Jul-30-2023)
    43.973 Billion USD
    World Rank (Dec-25-2022)
    309
    Market Cap (Dec-25-2022)
    49.172 Billion USD
    World Rank (Jan-07-2022)
    439
    Market Cap (Jan-07-2022)
    45.07 Billion USD
    Annual Revenue in USD
    21,702 Million USD
    Annual Operating Income in USD
    5,319 Million USD
    Annual Net Income in USD
    3,696 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    CEO
    Nick Akins
    Stock Category
    S&P 500
    Nasdaq 100
    Yahoo @ NYSE
    Company Profile

    AMERICAN ELECTRIC POWER COMPANY is Electricity generation and Electricity Utility company with headquarters is in USA.

    As on 2022, AMERICAN ELECTRIC POWER COMPANY has 16,974 employees.

    AMERICAN ELECTRIC POWER COMPANY annual revenue generated for period ending Dec-2022 was 19,639 million USD.

    AMERICAN ELECTRIC POWER COMPANY annual net income generated for period ending Dec-2022 was 2,307 million USD.

    Company Website
    AMERICAN ELECTRIC POWER COMPANY INC
    Wikipedia
    Wikipedia

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