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

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

World Largest Electric Utilities Companies in 2026
World Largest Electric Utilities Companies by Market Cap in 2026, World Top Electric Utilities Companies by Market Cap in 2026.

  1. Terna SPA

    World Rank (Aug-2026)
    1,100
    Market Cap (Aug-2026)
    23.115 Billion USD
    World Rank (Jan-05-2024)
    1,059
    Market Cap (Jan-05-2024)
    16.839 Billion USD
    World Rank (Jul-30-2023)
    1,072
    Market Cap (Jul-30-2023)
    17.086 Billion USD
    World Rank (Dec-25-2022)
    1,073
    Market Cap (Dec-25-2022)
    15.301 Billion USD
    World Rank (Jan-07-2022)
    1,294
    Market Cap (Jan-07-2022)
    15.65 Billion USD
    Annual Revenue in USD
    3,203 Million USD
    Annual Operating Income in USD
    1,425 Million USD
    Annual Net Income in USD
    945 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Italy
    CEO
    Stefano Antonio Donnarumma
    Stock Category
    S&P EUROPE 350
    EURONEXT 100
    Yahoo @ Italy
    Company Profile

    Terna is Electricity Transmission Company with headquarters is in Rome, Italy.

    Company Website
    TERNA - RETE ELETTRICA NAZIONALE
    Wikipedia
    Wikipedia

  2. CMS Energy Corporation

    World Rank (Aug-2026)
    1,129
    Market Cap (Aug-2026)
    22.298 Billion USD
    World Rank (Jan-05-2024)
    1,037
    Market Cap (Jan-05-2024)
    17.325 Billion USD
    World Rank (Jul-30-2023)
    1,020
    Market Cap (Jul-30-2023)
    17.797 Billion USD
    World Rank (Dec-25-2022)
    892
    Market Cap (Dec-25-2022)
    18.466 Billion USD
    World Rank (Jan-07-2022)
    1,095
    Market Cap (Jan-07-2022)
    18.85 Billion USD
    Annual Revenue in USD
    8,305 Million USD
    Annual Operating Income in USD
    1,727 Million USD
    Annual Net Income in USD
    1,071 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    CEO
    Garrick J. Rochow
    Stock Category
    S&P 500
    Yahoo @ NYSE
    Company Profile

    CMS ENERGY CORPORATION is Electricity utility and gas utility company with headquarters is in Michigan, USA.Consumers Energy is one of the nation’s largest combination electric and natural gas utilities.CMS Enterprises owns and operates independent power generating plants, natural gas assets.CMS Enterprises Company also engaged in independent power generation in several states.

    CMS Energy total number of employees in 2022 was 9,073.

    Company Website
    CMS ENERGY CORPORATION
    Wikipedia
    Wikipedia

  3. Centrais Eletricas Brasileiras - Eletrobras

    World Rank (Aug-2026)
    1,149
    Market Cap (Aug-2026)
    21.950 Billion USD
    World Rank (Jan-05-2024)
    946
    Market Cap (Jan-05-2024)
    19.196 Billion USD
    World Rank (Jul-30-2023)
    988
    Market Cap (Jul-30-2023)
    18.457 Billion USD
    World Rank (Dec-25-2022)
    864
    Market Cap (Dec-25-2022)
    19.376 Billion USD
    World Rank (Jan-07-2022)
    2,141
    Market Cap (Jan-07-2022)
    8.46 Billion USD
    Annual Revenue in USD
    7,203 Million USD
    Annual Operating Income in USD
    970 Million USD
    Annual Net Income in USD
    769 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Brazil
    Yahoo @ NYSE
    Company Profile

    Centrais Eletricas Brasileiras is a power generation company. The Company operates in the generation, transmission, distribution and trading segments. The Company plans, finances, coordinates, and supervises expansion projects for its subsidiaries. The headquarters is in Brazil.

    Company Website
    CENTRAIS ELECTRICAS BRASILEIRAS S.A.- ELETROBRAS
    Wikipedia
    Wikipedia

  4. EENOS Holdings

    World Rank (Aug-2026)
    1,162
    Market Cap (Aug-2026)
    21.678 Billion USD
    World Rank (Jan-05-2024)
    1,394
    Market Cap (Jan-05-2024)
    12.409 Billion USD
    World Rank (Jul-30-2023)
    1,569
    Market Cap (Jul-30-2023)
    10.952 Billion USD
    World Rank (Dec-25-2022)
    1,521
    Market Cap (Dec-25-2022)
    10.108 Billion USD
    World Rank (Jan-07-2022)
    1,580
    Market Cap (Jan-07-2022)
    12.46 Billion USD
    Annual Revenue in USD
    106,380 Million USD
    Annual Operating Income in USD
    1,462 Million USD
    Annual Net Income in USD
    1,018 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    Japan
    Stock Category
    NIKKEI 225
    Yahoo @ Tokyo
    Company Profile

    EENOS HOLDINGS is Conglomerate company with business in oil and gas sector and also in metals. Headquarters is in Tokyo, Japan.

    JXTG Holdings name is modified to EENOS Holdings.

    Company Website
    JXTG HOLDINGS,INC.
    Wikipedia
    Wikipedia

  5. Uniper SE

    World Rank (Aug-2026)
    1,176
    Market Cap (Aug-2026)
    21.427 Billion USD
    World Rank (Jan-05-2024)
    693
    Market Cap (Jan-05-2024)
    26.704 Billion USD
    World Rank (Jul-30-2023)
    284
    Market Cap (Jul-30-2023)
    59.547 Billion USD
    World Rank (Dec-25-2022)
    7,806
    Market Cap (Dec-25-2022)
    1.128 Billion USD
    World Rank (Jan-07-2022)
    1,201
    Market Cap (Jan-07-2022)
    16.89 Billion USD
    Annual Revenue in USD
    302,230 Million USD
    Annual Operating Income in USD
    -7,005 Million USD
    Annual Net Income in USD
    -20,925 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Germany
    CEO
    Klaus-Dieter Maubach
    Yahoo @ Germany
    Company Profile

    Uniper Se is a Electricity generation, electricity distribution, gas distribution company with headquarters is in Germany.

    Facts About Company

    Uniper Se annual revenue was 274,120 Million EUR and annual net income was -18,979 (Loss) Million EUR for year ending Dec-2022.

    Uniper Se annual revenue was 163,978 Million EUR and annual net income was -4,169 (Loss) Million EUR for year ending Dec-2021.

    Uniper Se had 11,644 employees as on 2020.

    Company Website
    UNIPER SE NA.
    Wikipedia
    Wikipedia

  6. CK Infrastructure Holdings

    World Rank (Aug-2026)
    1,178
    Market Cap (Aug-2026)
    21.386 Billion USD
    World Rank (Jan-05-2024)
    1,256
    Market Cap (Jan-05-2024)
    14.001 Billion USD
    World Rank (Jul-30-2023)
    1,312
    Market Cap (Jul-30-2023)
    13.390 Billion USD
    World Rank (Dec-25-2022)
    1,224
    Market Cap (Dec-25-2022)
    13.011 Billion USD
    World Rank (Jan-07-2022)
    1,284
    Market Cap (Jan-07-2022)
    15.80 Billion USD
    Annual Revenue in USD
    848 Million USD
    Annual Operating Income in USD
    408 Million USD
    Annual Net Income in USD
    993 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Hong Kong
    Yahoo @ HongKong
    Company Profile

    CK Infrastructure Holdings Limited is a global infrastructure company that aims to make the world a better place through a variety of infrastructure investments and developments in different parts of the world. Headquarters is in Hong Kong.

    Company Website
    CKI HOLDINGS
    Wikipedia
    Wikipedia

  7. Fortum Oyj

    World Rank (Aug-2026)
    1,197
    Market Cap (Aug-2026)
    20.923 Billion USD
    World Rank (Jan-05-2024)
    1,300
    Market Cap (Jan-05-2024)
    13.398 Billion USD
    World Rank (Jul-30-2023)
    1,439
    Market Cap (Jul-30-2023)
    12.059 Billion USD
    World Rank (Dec-25-2022)
    1,074
    Market Cap (Dec-25-2022)
    15.244 Billion USD
    World Rank (Jan-07-2022)
    805
    Market Cap (Jan-07-2022)
    26.20 Billion USD
    Annual Revenue in USD
    9,707 Million USD
    Annual Operating Income in USD
    2,311 Million USD
    Annual Net Income in USD
    -2,664 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Finland
    CEO
    Markus Rauramo
    Stock Category
    S&P EUROPE 350
    Yahoo @ Frankfurt
    Company Profile
    Fortum generates and distributes electricity. Electric Utility company. Headquarters is in Finland.
    Company Website
    FORTUM OYJ
    Wikipedia
    Wikipedia

  8. Tenaga Nasional Berhad

    World Rank (Aug-2026)
    1,205
    Market Cap (Aug-2026)
    20.798 Billion USD
    World Rank (Jan-05-2024)
    1,338
    Market Cap (Jan-05-2024)
    13.033 Billion USD
    World Rank (Jul-30-2023)
    1,429
    Market Cap (Jul-30-2023)
    12.162 Billion USD
    World Rank (Dec-25-2022)
    1,327
    Market Cap (Dec-25-2022)
    11.914 Billion USD
    World Rank (Jan-07-2022)
    1,571
    Market Cap (Jan-07-2022)
    12.53 Billion USD
    Annual Revenue in USD
    16,070 Million USD
    Annual Operating Income in USD
    1,959 Million USD
    Annual Net Income in USD
    760 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Malaysia
    Yahoo @ OTC
    Company Profile
    Electricity generation and electric utility company with headquarters is in Malaysia.
    Company Website
    TENAGA NASIONAL BERHAD
    Wikipedia
    Wikipedia

  9. Adani Energy Solutions Limited

    World Rank (Aug-2026)
    1,213
    Market Cap (Aug-2026)
    20.657 Billion USD
    World Rank (Jan-05-2024)
    1,134
    Market Cap (Jan-05-2024)
    15.734 Billion USD
    World Rank (Jul-30-2023)
    1,555
    Market Cap (Jul-30-2023)
    11.049 Billion USD
    World Rank (Dec-25-2022)
    506
    Market Cap (Dec-25-2022)
    33.261 Billion USD
    World Rank (Jan-07-2022)
    808
    Market Cap (Jan-07-2022)
    26.06 Billion USD
    Annual Revenue in USD
    1,616 Million USD
    Annual Operating Income in USD
    354 Million USD
    Annual Net Income in USD
    153 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    India
    Stock Category
    S&P BSE INDIA INFRA
    S&P BSE UTILITIES
    Yahoo @ NSE
    Company Profile

    Adani Energy Solutions Limited is a Electric Power Distribution company. It operates more than 11,000 ckt kms of transmission lines and around 18,000 MVA of power transformation capacity. The headquarters is in India.

    Adani Transmissions renamed to Adani Energy Solutions Limited in 2023.

    Company Website
    Adani Transmission Limited

  10. EDP - Energias de Portugal

    World Rank (Aug-2026)
    1,219
    Market Cap (Aug-2026)
    20.504 Billion USD
    World Rank (Jan-05-2024)
    883
    Market Cap (Jan-05-2024)
    20.728 Billion USD
    World Rank (Jul-30-2023)
    880
    Market Cap (Jul-30-2023)
    21.080 Billion USD
    World Rank (Dec-25-2022)
    837
    Market Cap (Dec-25-2022)
    19.796 Billion USD
    World Rank (Jan-07-2022)
    1,017
    Market Cap (Jan-07-2022)
    20.44 Billion USD
    Annual Revenue in USD
    22,768 Million USD
    Annual Operating Income in USD
    1,622 Million USD
    Annual Net Income in USD
    749 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Portugal
    CEO
    Joao Manuel Brito Martins
    Stock Category
    EURONEXT 100
    S&P EUROPE 350
    Yahoo @ Lisbon
    Company Profile

    EDP is a Electric Utility company with headquarters is in Portugal. It is being present in 20 countries and 4 continents.

    Company Website
    EDP
    Wikipedia
    Wikipedia

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