London Top Companies List by Market Cap as of August 2026

London Top Companies List by Market Cap as on August 2026. Biggest London Companies List by Market Cap in August 2026. London Largest Companies in August 2026.

London Top Companies by Market Cap in 2026
London Top Companies by Market Cap in 2026, London Largest Companies in 2026, Biggest London Companies by Market Cap.

  1. Fiat Chrysler Automobiles

    World Rank (Aug-2026)
    481
    World Rank (Jan-05-2024)
    481
    World Rank (Jul-30-2023)
    481
    World Rank (Dec-25-2022)
    481
    World Rank (Jan-07-2022)
    481
    Annual Revenue in USD
    127,660 Million USD
    Annual Results for Period Ending
    Dec-2019 ending year
    Headquarters Country
    UK
    Company Profile

    Fiat Chrysler Automobiles is Automobile Manufacturing Company with headquarters is in London, UK. Fiat Chrysler Automobiles (FCA) designs, engineers, manufactures and sells vehicles and related parts and services, components and production systems worldwide through 159 manufacturing facilities, 87 R&D centers, and dealers and distributors in more than 140 countries. They have 236,000 Employees worldwide.

    Fiat Chrysler Automobiles merged with PSA Group and formed Stellantis as on Jan-2021.

    Facts About Company

    Fiat Chrysler Automobiles annual revenues for year ending Dec-2019 was 108,187 million EUR and annual net income of 6,622 million EUR.

    Fiat Chrysler Automobiles annual revenues for year ending Dec-2018 was 110,412 million EUR and annual net income of 3,608 million EUR.

    As on 2019, Fiat Chrysler Automobiles had 191,752 employees.

    Key Metrics
    2.203 Million Vehicles sold in 2019
    2.238 Million Vehicles sold in 2018
    Company Website
    FIAT CHRYSLER AUTOMOBILES N.V.
    Wikipedia
    Wikipedia

  2. Diageo

    World Rank (Aug-2026)
    481
    Market Cap (Aug-2026)
    53.122 Billion USD
    World Rank (Jan-05-2024)
    178
    Market Cap (Jan-05-2024)
    80.929 Billion USD
    World Rank (Jul-30-2023)
    143
    Market Cap (Jul-30-2023)
    99.774 Billion USD
    World Rank (Dec-25-2022)
    128
    Market Cap (Dec-25-2022)
    102.230 Billion USD
    World Rank (Jan-07-2022)
    120
    Market Cap (Jan-07-2022)
    123.29 Billion USD
    Annual Revenue in USD
    21,662 Million USD
    Annual Operating Income in USD
    5,863 Million USD
    Annual Net Income in USD
    4,726 Million USD
    Annual Results for Period Ending
    Jun-2023 ending period
    Headquarters Country
    UK
    CEO
    Ivan Menezes
    Stock Category
    FTSE 100
    S&P EUROPE 350
    UK ADRs
    Yahoo @ NYSE
    Company Profile

    Diageo is UK based Alcoholic Beverages Company. They have over 200 outstanding brands – old and new, large and small, global and local, with brands sold in 180 countries at almost every price point, in every category to meet consumer demand. Headquarters is in UK.

    Facts About Company

    Diageo Annual Revenue for year ending June-2023 was 17,113 million GBP and Annual Operating Income was 4,632 million GBP and Annual Net Income was 3,734 Million GBP.

    Diageo Annual Revenue for year ending June-2022 was 15,452 million GBP and Annual Operating Income was 4,409 million GBP and Annual Net Income was 3,249 Million GBP.

    As on June-2022, Diageo had more than 200 brands and has sales in more than 180 countries and 27,987 employees.

    As on June-2022, out of total employees 27,987:

    Company Website
    Diageo PLC - Alcoholic Beverages Company
    Wikipedia
    Wikipedia

  3. Antofagasta

    World Rank (Aug-2026)
    538
    Market Cap (Aug-2026)
    48.025 Billion USD
    World Rank (Jan-05-2024)
    870
    Market Cap (Jan-05-2024)
    20.973 Billion USD
    World Rank (Jul-30-2023)
    888
    Market Cap (Jul-30-2023)
    20.817 Billion USD
    World Rank (Dec-25-2022)
    889
    Market Cap (Dec-25-2022)
    18.532 Billion USD
    World Rank (Jan-07-2022)
    1,134
    Market Cap (Jan-07-2022)
    18.13 Billion USD
    Annual Revenue in USD
    5,862 Million USD
    Annual Operating Income in USD
    1,653 Million USD
    Annual Net Income in USD
    1,533 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    CEO
    Ivan Arriagada
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    Antofagasta is mining sector company mainly related copper and operations in Chile and other countries. Headquarters is in London, UK.

     

    Company Website
    ANTOFAGASTA PLC
    Wikipedia
    Wikipedia

  4. Vodafone Group

    World Rank (Aug-2026)
    695
    Market Cap (Aug-2026)
    37.947 Billion USD
    World Rank (Jan-05-2024)
    762
    Market Cap (Jan-05-2024)
    24.166 Billion USD
    World Rank (Jul-30-2023)
    705
    Market Cap (Jul-30-2023)
    26.377 Billion USD
    World Rank (Dec-25-2022)
    618
    Market Cap (Dec-25-2022)
    27.665 Billion USD
    World Rank (Jan-07-2022)
    470
    Market Cap (Jan-07-2022)
    43.01 Billion USD
    Annual Revenue in USD
    50,393 Million USD
    Annual Operating Income in USD
    16,023 Million USD
    Annual Net Income in USD
    13,052 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    UK
    CEO
    Nick Read
    Stock Category
    FTSE 100
    S&P EUROPE 350
    UK ADRs
    Yahoo @ Nasdaq
    Company Profile

    Vodafone Group is Telecom Company with headquarters is in London, UK.

    Facts About Company

    Vodafone Group annual revenue generated for period ending Mar-2023 was 45,706 million EUR.

    Vodafone Group annual net income generated for period ending Mar-2023 was 11,838 million EUR.

    Vodafone Group annual revenue generated for period ending Mar-2022 was 45,580 million EUR.

    Split of Annual Revenue by business segment for period ending Mar-2022:

    Key Metrics
    1163.1 Million subscribers to Vodafone Group as on January-2021
    Vodafone Group PLC has 311.7 million subscribers as on Feb-2021.
    Company Website
    VODAFONE GROUP PLC
    Wikipedia
    Wikipedia

  5. 3i Group

    World Rank (Aug-2026)
    698
    Market Cap (Aug-2026)
    37.874 Billion USD
    World Rank (Jan-05-2024)
    643
    Market Cap (Jan-05-2024)
    28.481 Billion USD
    World Rank (Jul-30-2023)
    761
    Market Cap (Jul-30-2023)
    24.820 Billion USD
    World Rank (Dec-25-2022)
    1,061
    Market Cap (Dec-25-2022)
    15.525 Billion USD
    World Rank (Jan-07-2022)
    410
    Market Cap (Jan-07-2022)
    47.30 Billion USD
    Annual Revenue in USD
    6,052 Million USD
    Annual Operating Income in USD
    5,876 Million USD
    Annual Net Income in USD
    5,874 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    UK
    CEO
    Simon A Borrows
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    3I Group is a multinational private equity, infrastructure and debt management. The company has two complementary business: private equity and infrastructure, specializing in core investment markets. Its private equity business includes investment and asset management to generate capital returns, and is focused on consumer, industrial and business service sectors. The headquarters is in UK.

    Facts About Company

    3I Group annual revenue generated for period ending Mar-2023 was 4,712 million GBP and annual net income generated for period ending Mar-2023 was 4,573 million GBP.

    3I Group annual revenue generated for period ending Mar-2022 was 4,145 million GBP.

    3I Group annual net income generated for period ending Mar-2022 was 4,013 million GBP.

    As on 2023, 3I Group had 250 employees.

    Company Website
    3I GROUP PLC
    Wikipedia
    Wikipedia

  6. Prudential plc

    World Rank (Aug-2026)
    761
    Market Cap (Aug-2026)
    34.669 Billion USD
    World Rank (Jan-05-2024)
    594
    Market Cap (Jan-05-2024)
    30.827 Billion USD
    World Rank (Jul-30-2023)
    462
    Market Cap (Jul-30-2023)
    39.107 Billion USD
    World Rank (Dec-25-2022)
    449
    Market Cap (Dec-25-2022)
    36.703 Billion USD
    World Rank (Jan-07-2022)
    391
    Market Cap (Jan-07-2022)
    49.34 Billion USD
    Annual Revenue in USD
    -8,219 Million USD
    Annual Operating Income in USD
    1,461 Million USD
    Annual Net Income in USD
    998 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    CEO
    Charles F. Lowrey
    Stock Category
    FTSE 100
    S&P EUROPE 350
    UK ADRs
    Yahoo @ NYSE
    Company Profile

    PRUDENTIAL is Life Insurance and Financial Services company with headquarters is in London, UK with 34 life businesses across 23 markets, served by over 530,000 agents, 170 bank partners and 27,000 bank branches.

    Prudential plc provides life and health insurance and asset management, with a focus on Asia and Africa.

    It has trusted financial security to 19.3 million customers for almost 100 years.

    Facts About Company

    Prudential annual revenues for year ending Dec-2022 was -8,219 (Loss) million USD and annual net income of 998 million USD.

    Prudential annual revenue generated for period ending Dec-2021 was 26,500 million USD.

    Prudential annual net income generated for period ending Dec-2021 was -2,042 (Loss) million USD.

    As on May-2021, Prudential had 18,687 employees.

    Company Website
    PRUDENTIAL
    Wikipedia
    Wikipedia

  7. TechnipFMC

    World Rank (Aug-2026)
    848
    Market Cap (Aug-2026)
    30.828 Billion USD
    World Rank (Jan-05-2024)
    1,867
    Market Cap (Jan-05-2024)
    8.657 Billion USD
    World Rank (Jul-30-2023)
    1,971
    Market Cap (Jul-30-2023)
    8.178 Billion USD
    World Rank (Dec-25-2022)
    2,559
    Market Cap (Dec-25-2022)
    5.411 Billion USD
    World Rank (Jan-07-2022)
    4,742
    Market Cap (Jan-07-2022)
    3.09 Billion USD
    Annual Revenue in USD
    6,725 Million USD
    Annual Operating Income in USD
    197 Million USD
    Annual Net Income in USD
    -111 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    Yahoo @ NYSE
    Company Profile

    TechnipFMC is a Energy Services, Oil and Gas company. The product of the company are offshore, engineering, procurement and construction for the energy industry, onshore and subsea project and management. The headquarters is in UK.

    Facts About Company

    TechnipFMC annual revenue was 6,700 million USD and annual net loss was -107 million USD generated for period year ending Dec-2022.

    TechnipFMC annual revenue was 6,403 million USD and annual net income was 13 million USD generated for period year ending Dec-2021.

    As on 2022, TechnipFMC had 23,346 employees.

    Company Website
    TECHNIPFMC PLC
    Wikipedia
    Wikipedia

  8. Willis Towers Watson Public Company

    World Rank (Aug-2026)
    849
    Market Cap (Aug-2026)
    30.795 Billion USD
    World Rank (Jan-05-2024)
    745
    Market Cap (Jan-05-2024)
    24.855 Billion USD
    World Rank (Jul-30-2023)
    840
    Market Cap (Jul-30-2023)
    22.251 Billion USD
    World Rank (Dec-25-2022)
    643
    Market Cap (Dec-25-2022)
    26.452 Billion USD
    World Rank (Jan-07-2022)
    725
    Market Cap (Jan-07-2022)
    28.85 Billion USD
    Annual Revenue in USD
    8,866 Million USD
    Annual Operating Income in USD
    1,277 Million USD
    Annual Net Income in USD
    1,009 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    CEO
    Carl Hess
    Stock Category
    S&P 500
    Company Profile

    Willis Towers Watson Public Company is an Insurance and Financial services company with headquarters is in London, UK.

    Willis Towers Watson Public Company highlights of 2022 :

    Facts About Company

    Willis Towers Watson Public Company annual revenue generated for period ending Dec-2022 was 8,866 million USD and annual net income generated for period ending Dec-2022 was 1,009 million USD.

    Willis Towers Watson Public Company annual revenue generated for period ending Dec-2021 was 8,998 million USD and annual net income generated for period ending Dec-2021 was 4,222 million USD.

    As on 2022, Willis Towers Watson Public Company had 46,600 employees.

    Company Website
    WILLIS TOWERS WATSON PUBLIC LIMITED COMPANY
    Wikipedia
    Wikipedia

  9. Ashtead Group

    World Rank (Aug-2026)
    868
    World Rank (Jan-05-2024)
    625
    Market Cap (Jan-05-2024)
    29.647 Billion USD
    World Rank (Jul-30-2023)
    585
    Market Cap (Jul-30-2023)
    32.105 Billion USD
    World Rank (Dec-25-2022)
    666
    Market Cap (Dec-25-2022)
    25.382 Billion USD
    World Rank (Jan-07-2022)
    561
    Market Cap (Jan-07-2022)
    36.70 Billion USD
    Annual Revenue in USD
    9,667 Million USD
    Annual Operating Income in USD
    2,964 Million USD
    Annual Net Income in USD
    1,617 Million USD
    Annual Results for Period Ending
    Apr-2023 ending year
    Headquarters Country
    UK
    CEO
    Brendan Horgan
    Yahoo @ LSE
    Company Profile

    Ashtead Group provides construction equipment and industrial equipment on rent basis. Headquarters is in UK.

    Ashtead Group is an international equipment rental company with national networks in the US, UK and Canada, trading under the name Sunbelt Rentals and rent a full range of construction and industrial equipment across a wide variety of applications to a diverse customer base.

    Ashtead Group plc became a subsidiary of Sunbelt Rentals Holdings in March 2026

    Facts About Company

    Ashtead Group annual revenues for year ending Apr-2023 was 9,667 million USD and annual net income of 1,617 million USD.

    Ashtead Group annual revenue generated for period ending Apr-2022 was 7,962 million USD.

    Split of Annual Revenue by business segment for period ending Apr-2022:

    Company Website
    ASHTEAD GROUP PLC
    Wikipedia
    Wikipedia

  10. Aviva

    World Rank (Aug-2026)
    877
    Market Cap (Aug-2026)
    29.530 Billion USD
    World Rank (Jan-05-2024)
    1,180
    Market Cap (Jan-05-2024)
    15.008 Billion USD
    World Rank (Jul-30-2023)
    1,293
    Market Cap (Jul-30-2023)
    13.741 Billion USD
    World Rank (Dec-25-2022)
    1,079
    Market Cap (Dec-25-2022)
    15.182 Billion USD
    World Rank (Jan-07-2022)
    945
    Market Cap (Jan-07-2022)
    22.11 Billion USD
    Annual Revenue in USD
    -26,756 Million USD
    Annual Operating Income in USD
    -2,062 Million USD
    Annual Net Income in USD
    -1,534 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    CEO
    Amanda Blanc
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    Insurance and Financial services company with headquarters is in London, UK.

    Facts About Company

    Aviva annual revenue generated for period ending Dec-2022 was -20,830 (Loss) million GBP and annual net income was -1,194 (Loss) million GBP.

    Aviva annual revenue generated for period ending Dec-2021 was 32,986 million GBP and annual net income was 1,948 million GBP.

    As on 2022, Aviva had 22,000 employees.

    Company Website
    AVIVA PLC
    Wikipedia
    Wikipedia

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