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

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

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

  1. CGN Power

    World Rank (Aug-2026)
    1,324
    Market Cap (Aug-2026)
    18.549 Billion USD
    World Rank (Jan-05-2024)
    858
    Market Cap (Jan-05-2024)
    21.295 Billion USD
    World Rank (Jul-30-2023)
    954
    Market Cap (Jul-30-2023)
    19.365 Billion USD
    World Rank (Dec-25-2022)
    953
    Market Cap (Dec-25-2022)
    17.490 Billion USD
    World Rank (Jan-07-2022)
    964
    Market Cap (Jan-07-2022)
    21.73 Billion USD
    Annual Revenue in USD
    11,587 Million USD
    Annual Operating Income in USD
    3,333 Million USD
    Annual Net Income in USD
    1,394 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    China
    Yahoo @ HongKong
    Company Profile

    Nuclear power generation company with headquarters is in Shenzhen, China.

    Company Website
    CGN POWER
    Wikipedia
    Wikipedia

  2. Alliant Energy Corporation

    World Rank (Aug-2026)
    1,335
    Market Cap (Aug-2026)
    18.305 Billion USD
    World Rank (Jan-05-2024)
    1,311
    Market Cap (Jan-05-2024)
    13.254 Billion USD
    World Rank (Jul-30-2023)
    1,303
    Market Cap (Jul-30-2023)
    13.547 Billion USD
    World Rank (Dec-25-2022)
    1,148
    Market Cap (Dec-25-2022)
    13.882 Billion USD
    World Rank (Jan-07-2022)
    1,323
    Market Cap (Jan-07-2022)
    15.27 Billion USD
    Annual Revenue in USD
    4,362 Million USD
    Annual Operating Income in USD
    1,025 Million USD
    Annual Net Income in USD
    810 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    CEO
    John O. Larsen
    Stock Category
    S&P 500
    Yahoo @ Nasdaq
    Company Profile

    Alliant Energy Corporation is a public utility holding company. The Company supplies electricity, natural gas and water to residential and commercial customers. The Company's segments include Utility and Non-regulated, Parent and Other. The company products are electricity and natural gas. The headquarters is in USA.

    As on Dec-2022, Alliant Energy Corporation has 3,129 employees.

    Alliant Energy Corporation annual revenue generated for period ending Dec-2022 was 4,205 million USD.

    Company Website
    ALLIANT ENERGY CORPORATION
    Wikipedia
    Wikipedia

  3. Telefonica Brasil

    World Rank (Aug-2026)
    1,338
    Market Cap (Aug-2026)
    18.231 Billion USD
    World Rank (Jan-05-2024)
    1,038
    Market Cap (Jan-05-2024)
    17.294 Billion USD
    World Rank (Jul-30-2023)
    1,196
    Market Cap (Jul-30-2023)
    15.062 Billion USD
    World Rank (Dec-25-2022)
    1,286
    Market Cap (Dec-25-2022)
    12.355 Billion USD
    World Rank (Jan-07-2022)
    1,444
    Market Cap (Jan-07-2022)
    13.92 Billion USD
    Annual Revenue in USD
    10,156 Million USD
    Annual Operating Income in USD
    1,635 Million USD
    Annual Net Income in USD
    864 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    USA
    CEO
    Eduardo Navarro
    Yahoo @ NYSE
    Company Profile

    TELEFONICA BRASIL is Telecom Company with headquarters is in Sao Paulo, Brazil providing mobile network services, fixed line services, internet services, television services.

    As on 2022, TELEFONICA BRASIL has 34,000 employees.

    TELEFONICA BRASIL annual revenue generated for period ending Dec-2022 was 48,041 million BRL.

    TELEFONICA BRASIL annual net income generated for period ending Dec-2022 was 4,085 million BRL.

    Key Metrics
    96 million total connections as on Q1 of 2021.
    46 million mobile postpaid connections as on Q1 of 2021.
    3.7 million FTTH Homes Connected connections as on Q1 of 2021
    Company Website
    TELEFONICA BRASIL S.A.
    Wikipedia
    Wikipedia

  4. Brookfield Infrastructure Partners

    World Rank (Aug-2026)
    1,344
    Market Cap (Aug-2026)
    18.189 Billion USD
    World Rank (Jan-05-2024)
    1,241
    Market Cap (Jan-05-2024)
    14.174 Billion USD
    World Rank (Jul-30-2023)
    1,126
    Market Cap (Jul-30-2023)
    16.183 Billion USD
    World Rank (Dec-25-2022)
    1,124
    Market Cap (Dec-25-2022)
    14.358 Billion USD
    World Rank (Jan-07-2022)
    1,141
    Market Cap (Jan-07-2022)
    17.97 Billion USD
    Annual Revenue in USD
    14,427 Million USD
    Annual Operating Income in USD
    3,484 Million USD
    Annual Net Income in USD
    101 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Canada
    CEO
    Sam Pollock
    Stock Category
    TSX 60
    Yahoo @ NYSE
    Company Profile

    Brookfield Infrastructure Partners owns and operates infrastructure businesses in Utilities, Energy, Transportation infrastructure. Headquarters is in Toronto, Canada.

    They had 2,000 assets cross 30 countries on 5 continents.

    Facts About Company

    For year ending Dec-2022, Brookfield Infrastructure Partners annual revenue was 14,427 million USD and annual net income was 101 million USD.

    For year ending Dec-2021, Brookfield Infrastructure Partners annual revenue was 11,537 million USD and annual net income was 556 million USD.

    As on 2022, Brookfield Infrastructure Partners had 52,000 employees.

    Company Website
    BROOKFIELD INFRASTRUCTURE PARTNERS LP
    Wikipedia
    Wikipedia

  5. Hong Kong and China Gas Company

    World Rank (Aug-2026)
    1,373
    Market Cap (Aug-2026)
    17.849 Billion USD
    World Rank (Jan-05-2024)
    1,244
    Market Cap (Jan-05-2024)
    14.144 Billion USD
    World Rank (Jul-30-2023)
    1,136
    Market Cap (Jul-30-2023)
    15.981 Billion USD
    World Rank (Dec-25-2022)
    948
    Market Cap (Dec-25-2022)
    17.598 Billion USD
    World Rank (Jan-07-2022)
    721
    Market Cap (Jan-07-2022)
    28.99 Billion USD
    Annual Revenue in USD
    7,815 Million USD
    Annual Operating Income in USD
    1,041 Million USD
    Annual Net Income in USD
    673 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Hong Kong
    Yahoo @ HongKong
    Company Profile
    Gas Supply and Water Supply Utility company with headquarters is in HongKong.
    Company Website
    Hong Kong and China Gas Company
    Wikipedia
    Wikipedia

  6. Suez SA

    World Rank (Aug-2026)
    1,397
    World Rank (Jan-05-2024)
    1,397
    World Rank (Jul-30-2023)
    1,397
    World Rank (Dec-25-2022)
    1,397
    World Rank (Jan-07-2022)
    1,397
    Market Cap (Jan-07-2022)
    14.42 Billion USD
    Annual Revenue in USD
    20,307 Million USD
    Annual Net Income in USD
    -317 Million USD
    Annual Results for Period Ending
    Dec-2020 ending year
    Headquarters Country
    France
    CEO
    Bertrand Camus
    Company Profile

    Water Utility and Waste management services company. Headquarters is in Paris, France.

    Company Website
    SUEZ
    Wikipedia
    Wikipedia

  7. Power Assets Holdings

    World Rank (Aug-2026)
    1,428
    Market Cap (Aug-2026)
    16.974 Billion USD
    World Rank (Jan-05-2024)
    1,405
    Market Cap (Jan-05-2024)
    12.265 Billion USD
    World Rank (Jul-30-2023)
    1,536
    Market Cap (Jul-30-2023)
    11.230 Billion USD
    World Rank (Dec-25-2022)
    1,368
    Market Cap (Dec-25-2022)
    11.524 Billion USD
    World Rank (Jan-07-2022)
    1,492
    Market Cap (Jan-07-2022)
    13.31 Billion USD
    Annual Revenue in USD
    162 Million USD
    Annual Operating Income in USD
    142 Million USD
    Annual Net Income in USD
    724 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Hong Kong
    Yahoo @ HongKong
    Company Profile
    POWER ASSETS HOLDINGS  is an investment  holding company mainly engaged in the energy and utility-related business. The company's business insists of generation of thermal and renewable power, the transmission of electricity and gas. The headquarters is in Hong Kong
    Company Website
    POWER ASSETS - Electric Utility Company
    Wikipedia
    Wikipedia

  8. Kansai Electric Power Company

    World Rank (Aug-2026)
    1,434
    Market Cap (Aug-2026)
    16.872 Billion USD
    World Rank (Jan-05-2024)
    1,426
    Market Cap (Jan-05-2024)
    12.030 Billion USD
    World Rank (Jul-30-2023)
    1,514
    Market Cap (Jul-30-2023)
    11.391 Billion USD
    World Rank (Dec-25-2022)
    1,758
    Market Cap (Dec-25-2022)
    8.451 Billion USD
    World Rank (Jan-07-2022)
    2,138
    Market Cap (Jan-07-2022)
    8.50 Billion USD
    Annual Revenue in USD
    27,995 Million USD
    Annual Operating Income in USD
    -369 Million USD
    Annual Net Income in USD
    125 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    Japan
    Stock Category
    NIKKEI 225
    Yahoo
    Company Profile
    Electricity generation and Electric Utility Company with headquarters is in Japan.
    Company Website
    THE KANSAI ELECTRIC POWER COMPANY
    Wikipedia
    Wikipedia

  9. Plains All American Pipeline

    World Rank (Aug-2026)
    1,435
    Market Cap (Aug-2026)
    16.863 Billion USD
    World Rank (Jan-05-2024)
    1,549
    Market Cap (Jan-05-2024)
    10.802 Billion USD
    World Rank (Jul-30-2023)
    1,641
    Market Cap (Jul-30-2023)
    10.294 Billion USD
    World Rank (Dec-25-2022)
    1,808
    Market Cap (Dec-25-2022)
    8.177 Billion USD
    World Rank (Jan-07-2022)
    2,474
    Market Cap (Jan-07-2022)
    7.16 Billion USD
    Annual Revenue in USD
    44,262 Million USD
    Annual Operating Income in USD
    1,434 Million USD
    Annual Net Income in USD
    1,435 Million USD
    Annual Results for Period Ending
    For year ending December-2025
    Headquarters Country
    USA
    Yahoo @ NYSE
    Company Profile

    PLAINS ALL AMERICAN PIPELINE is involved in intrastate crude oil pipeline transportation and terminal storage activities. The company is operates in three segments: transportation, facilities, and supply and logistics. By this segments the company is engaged in transportation, storage, terminating and marketing of crude oil, NGL and natural gas. The headquarters is in USA.

    Company Website
    PLAINS ALL AMERICAN PIPELINE L.P.
    Wikipedia
    Wikipedia

  10. EDP Renewables, S.A.

    World Rank (Aug-2026)
    1,442
    Market Cap (Aug-2026)
    16.690 Billion USD
    World Rank (Jan-05-2024)
    885
    Market Cap (Jan-05-2024)
    20.720 Billion USD
    World Rank (Jul-30-2023)
    868
    Market Cap (Jul-30-2023)
    21.504 Billion USD
    World Rank (Dec-25-2022)
    775
    Market Cap (Dec-25-2022)
    21.465 Billion USD
    World Rank (Jan-07-2022)
    979
    Market Cap (Jan-07-2022)
    21.29 Billion USD
    Annual Revenue in USD
    2,622 Million USD
    Annual Operating Income in USD
    946 Million USD
    Annual Net Income in USD
    679 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    Spain
    Stock Category
    EURONEXT 100
    Yahoo
    Company Profile

    EDP Renovaveis is Renewable Energy company and electricity utility company with headquarters is in Madrid, Spain.

    As on December 2019, EDP Renovaveis has 1,566 employees.

    Company Website
    EDP RENOVAVEIS
    Wikipedia
    Wikipedia

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