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. PG&E Corporation

    World Rank (Aug-2026)
    542
    Market Cap (Aug-2026)
    47.813 Billion USD
    World Rank (Jan-05-2024)
    385
    Market Cap (Jan-05-2024)
    45.707 Billion USD
    World Rank (Jul-30-2023)
    439
    Market Cap (Jul-30-2023)
    41.426 Billion USD
    World Rank (Dec-25-2022)
    494
    Market Cap (Dec-25-2022)
    34.091 Billion USD
    World Rank (Jan-07-2022)
    757
    Market Cap (Jan-07-2022)
    27.47 Billion USD
    Annual Revenue in USD
    24,935 Million USD
    Annual Operating Income in USD
    4,749 Million USD
    Annual Net Income in USD
    2,593 Million USD
    Annual Results for Period Ending
    Dec-2025 ending year
    Headquarters Country
    USA
    CEO
    Patricia K. Poppe
    Stock Category
    S&P 500
    Yahoo @ NYSE
    Company Profile

    PACIFIC GAS & ELECTRIC CORPORATION is Gas utility and electric utility company with headquarters is in California, USA.

    As on 2022, PACIFIC GAS & ELECTRIC CORPORATION has 26,000 employees.

    PACIFIC GAS & ELECTRIC CORPORATION annual revenue generated for period ending Dec-2022 was 21,680 million USD.

    PACIFIC GAS & ELECTRIC CORPORATION annual net income generated for period ending Dec-2022 was 1,800 million USD.

    Company Website
    Pacific Gas & Electric Corporation
    Wikipedia
    Wikipedia

  2. Exelon Corporation

    World Rank (Aug-2026)
    547
    Market Cap (Aug-2026)
    47.339 Billion USD
    World Rank (Jan-05-2024)
    506
    Market Cap (Jan-05-2024)
    36.015 Billion USD
    World Rank (Jul-30-2023)
    438
    Market Cap (Jul-30-2023)
    41.474 Billion USD
    World Rank (Dec-25-2022)
    378
    Market Cap (Dec-25-2022)
    42.771 Billion USD
    World Rank (Jan-07-2022)
    334
    Market Cap (Jan-07-2022)
    55.41 Billion USD
    Annual Revenue in USD
    19,078 Million USD
    Annual Operating Income in USD
    3,317 Million USD
    Annual Net Income in USD
    2,170 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    USA
    CEO
    Christopher M. Crane
    Stock Category
    S&P 500
    Nasdaq 100
    Yahoo @ Nasdaq
    Company Profile

    Exelon Corporation is Energy and Power Generation company with headquarters is in USA. They have nuclear power plants in USA to generate nuclear energy.Exelon is the nation’s largest utility company, serving more than 10 million customers.

    EXELON CORPORATION have six fully regulated transmission and distribution utilities, They are:

    Company Website
    EXELON CORPORATION
    Wikipedia
    Wikipedia

  3. Citic

    World Rank (Aug-2026)
    587
    Market Cap (Aug-2026)
    44.298 Billion USD
    World Rank (Jan-05-2024)
    644
    Market Cap (Jan-05-2024)
    28.456 Billion USD
    World Rank (Jul-30-2023)
    580
    Market Cap (Jul-30-2023)
    32.299 Billion USD
    World Rank (Dec-25-2022)
    575
    Market Cap (Dec-25-2022)
    29.373 Billion USD
    World Rank (Jan-07-2022)
    685
    Market Cap (Jan-07-2022)
    30.95 Billion USD
    Annual Revenue in USD
    125,930 Million USD
    Annual Operating Income in USD
    17,165 Million USD
    Annual Net Income in USD
    9,677 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    China
    CEO
    Stanley Ching
    Yahoo @ HongKong
    Company Profile

    Conglomerate company with businesses in Investments, Financial Services, Energy, Real Estate, Manufacturing, Engineering with headquarters is in Hong Kong. Company is State-Owned company.

    Company Website
    CITIC
    Wikipedia
    Wikipedia

  4. Adani Enterprises

    World Rank (Aug-2026)
    611
    Market Cap (Aug-2026)
    42.975 Billion USD
    World Rank (Jan-05-2024)
    435
    Market Cap (Jan-05-2024)
    41.589 Billion USD
    World Rank (Jul-30-2023)
    551
    Market Cap (Jul-30-2023)
    34.122 Billion USD
    World Rank (Dec-25-2022)
    290
    Market Cap (Dec-25-2022)
    51.167 Billion USD
    World Rank (Jan-07-2022)
    840
    Market Cap (Jan-07-2022)
    25.06 Billion USD
    Annual Revenue in USD
    8,675 Million USD
    Annual Net Income in USD
    97 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    India
    Stock Category
    BSE-100 Index
    Nifty 50 Index
    S&P BSE METAL
    Yahoo @ BSE
    Company Profile

    Adani Enterprises is subsidiary of Adani Group. Adani Enterprises focuses on establishing new businesses in the infrastructure and energy sector. Headquarters is in Ahmedabad, India.

    Adani Enterprises company has business in Energy, Infrastructure, Logistics, Real Estate, Defense and Aerospace, Storage and Trading of Agriculture commodities, Financial services, Cement, Media.

    Company Website
    Adani Enterprises
    Wikipedia
    Wikipedia

  5. Cameco Corporation

    World Rank (Aug-2026)
    621
    Market Cap (Aug-2026)
    42.569 Billion USD
    World Rank (Jan-05-2024)
    988
    Market Cap (Jan-05-2024)
    18.331 Billion USD
    World Rank (Jul-30-2023)
    1,218
    Market Cap (Jul-30-2023)
    14.721 Billion USD
    World Rank (Dec-25-2022)
    1,578
    Market Cap (Dec-25-2022)
    9.697 Billion USD
    World Rank (Jan-07-2022)
    1,982
    Market Cap (Jan-07-2022)
    9.42 Billion USD
    Annual Revenue in USD
    1,410 Million USD
    Annual Operating Income in USD
    11 Million USD
    Annual Net Income in USD
    67 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Canada
    Stock Category
    TSX 60
    Yahoo @ NYSE
    Company Profile

    Cameco Corporation is a Nuclear Energy and Mining company. It is a leading supplier of uranium refining, conversion and fuel manufacturing services. The company produce more than 53 million pounds of uranium concentrates annually backed by 461 million pounds of proven and probable mineral reserves. The headquarters is in Canada.

    Company Website
    CAMECO CORPORATION
    Wikipedia
    Wikipedia

  6. Woodside Energy Group

    World Rank (Aug-2026)
    642
    Market Cap (Aug-2026)
    41.117 Billion USD
    World Rank (Jan-05-2024)
    453
    Market Cap (Jan-05-2024)
    39.782 Billion USD
    World Rank (Jul-30-2023)
    358
    Market Cap (Jul-30-2023)
    48.418 Billion USD
    World Rank (Dec-25-2022)
    344
    Market Cap (Dec-25-2022)
    45.645 Billion USD
    World Rank (Jan-07-2022)
    1,286
    Market Cap (Jan-07-2022)
    15.80 Billion USD
    Annual Revenue in USD
    16,817 Million USD
    Annual Operating Income in USD
    8,286 Million USD
    Annual Net Income in USD
    6,498 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Australia
    CEO
    Meg O Neill
    Stock Category
    ASX 100
    Australia ADRs
    Yahoo @ ASX
    Company Profile

    Woodside Petroleum is an Australian oil and gas company with a global presence and headquartered in Perth, Australia.

    Facts About Company

    Woodside Petroleum Group annual revenues for year ending Dec-2022 was 16,817 Million USD and annual net income was 6,498 Million USD.

    Woodside Petroleum Group annual revenues for year ending Dec-2021 was 7,101 Million USD and annual net income was 1,983 Million USD .

    As on June-2022, Woodside Petroleum had 5,000 employees.

    Company Website
    Woodside - Australia Oil and Gas Company
    Wikipedia
    Wikipedia

  7. Consolidated Edison

    World Rank (Aug-2026)
    657
    Market Cap (Aug-2026)
    40.237 Billion USD
    World Rank (Jan-05-2024)
    569
    Market Cap (Jan-05-2024)
    32.192 Billion USD
    World Rank (Jul-30-2023)
    569
    Market Cap (Jul-30-2023)
    33.143 Billion USD
    World Rank (Dec-25-2022)
    497
    Market Cap (Dec-25-2022)
    34.014 Billion USD
    World Rank (Jan-07-2022)
    695
    Market Cap (Jan-07-2022)
    30.31 Billion USD
    Annual Revenue in USD
    15,670 Million USD
    Annual Operating Income in USD
    2,624 Million USD
    Annual Net Income in USD
    1,660 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    USA
    CEO
    John McAvoy
    Stock Category
    S&P 500
    Yahoo @ NYSE
    Company Profile

    CONSOLIDATED EDISON is Electricity Utility and Gas Utility company with headquarters is in USA.

    As on 2022, CONSOLIDATED EDISON has 14,319 employees.

    CONSOLIDATED EDISON annual revenue generated for period ending Dec-2022 was 15,670 million USD.

    CONSOLIDATED EDISON annual net income generated for period ending Dec-2022 was 1,660 million USD.

    Company Website
    CONSOLIDATED EDISON INC
    Wikipedia
    Wikipedia

  8. SSE PLC

    World Rank (Aug-2026)
    666
    Market Cap (Aug-2026)
    39.667 Billion USD
    World Rank (Jan-05-2024)
    716
    Market Cap (Jan-05-2024)
    25.694 Billion USD
    World Rank (Jul-30-2023)
    788
    Market Cap (Jul-30-2023)
    23.845 Billion USD
    World Rank (Dec-25-2022)
    752
    Market Cap (Dec-25-2022)
    22.354 Billion USD
    World Rank (Jan-07-2022)
    885
    Market Cap (Jan-07-2022)
    23.67 Billion USD
    Annual Revenue in USD
    16,043 Million USD
    Annual Operating Income in USD
    -742 Million USD
    Annual Net Income in USD
    -158 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    UK
    CEO
    Alistair Phillips-Davies
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    SSE PLC is a Electricity generation and distribution company. SSE Energy Services was acquired by OVO Energy from SSE plc. SSE Energy Services is now owned and operated by OVO Energy. SSE's vision is to be a leading energy company in a low carbon world. Headquarters is in UK.

    SSE PLC Business Segments:

    • SSE Renewables
    • SSEN Distribution
    • SSEN Transmission
    • SSE Thermal
    • SSE Energy Solutions
    • SSE Airtricity
    Facts About Company

    SSE PLC annual revenue generated for period ending Mar-2023 was 12,490 million GBP.

    SSE PLC annual net income generated for period ending Mar-2023 was -123 (Loss) million GBP.

    SSE PLC annual revenue generated for period ending Mar-2022 was 8,608 million GBP.

    SSE PLC annual net income generated for period ending Mar-2022 was 3,031 million GBP.

    As on 2022, SSE PLC had 10,754 employees.

    Company Website
    SSE PLC
    Wikipedia
    Wikipedia

  9. Public Service Enterprise Group

    World Rank (Aug-2026)
    696
    Market Cap (Aug-2026)
    37.900 Billion USD
    World Rank (Jan-05-2024)
    595
    Market Cap (Jan-05-2024)
    30.801 Billion USD
    World Rank (Jul-30-2023)
    602
    Market Cap (Jul-30-2023)
    31.525 Billion USD
    World Rank (Dec-25-2022)
    552
    Market Cap (Dec-25-2022)
    30.476 Billion USD
    World Rank (Jan-07-2022)
    614
    Market Cap (Jan-07-2022)
    33.88 Billion USD
    Annual Revenue in USD
    9,800 Million USD
    Annual Operating Income in USD
    1,504 Million USD
    Annual Net Income in USD
    1,031 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    USA
    CEO
    Ralph Izzo
    Stock Category
    S&P 500
    Yahoo @ NYSE
    Company Profile

    PUBLIC SERVICE ENTERPRISE GROUP is Electricity Generation, Electric Utility and Gas Utility company with headquarters is in USA.

    As on 2022, PUBLIC SERVICE ENTERPRISE GROUP has 12,525 employees.

    PUBLIC SERVICE ENTERPRISE GROUP annual revenue generated for period ending Dec-2022 was 9,800 million USD.

    PUBLIC SERVICE ENTERPRISE GROUP annual net income generated for period ending Dec-2022 was 1,031 million USD.

    Company Website
    PUBLIC SERVICE ENTERPRISE GROUP INCORPORATED
    Wikipedia
    Wikipedia

  10. Shaanxi Coal Industry Company

    World Rank (Aug-2026)
    711
    Market Cap (Aug-2026)
    37.017 Billion USD
    World Rank (Jan-05-2024)
    612
    Market Cap (Jan-05-2024)
    30.121 Billion USD
    World Rank (Jul-30-2023)
    833
    Market Cap (Jul-30-2023)
    22.420 Billion USD
    World Rank (Dec-25-2022)
    665
    Market Cap (Dec-25-2022)
    25.424 Billion USD
    World Rank (Jan-07-2022)
    1,118
    Market Cap (Jan-07-2022)
    18.44 Billion USD
    Annual Revenue in USD
    23,342 Million USD
    Annual Operating Income in USD
    7,715 Million USD
    Annual Net Income in USD
    4,914 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    China
    Yahoo @ Shanghai
    Company Profile

    Shaanxi Coal and Chemical Industry Group Co., Ltd. is a company in the energy and chemical industry in Shaanxi Province. This is Coal mining company.

    Company Website
    SHAANXI COAL
    Wikipedia
    Wikipedia

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