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. BT Group

    World Rank (Aug-2026)
    951
    Market Cap (Aug-2026)
    26.825 Billion USD
    World Rank (Jan-05-2024)
    1,145
    Market Cap (Jan-05-2024)
    15.575 Billion USD
    World Rank (Jul-30-2023)
    1,141
    Market Cap (Jul-30-2023)
    15.895 Billion USD
    World Rank (Dec-25-2022)
    1,171
    Market Cap (Dec-25-2022)
    13.646 Billion USD
    World Rank (Jan-07-2022)
    882
    Market Cap (Jan-07-2022)
    23.73 Billion USD
    Annual Revenue in USD
    26,564 Million USD
    Annual Operating Income in USD
    4,271 Million USD
    Annual Net Income in USD
    2,447 Million USD
    Annual Results for Period Ending
    Mar-2023 ending year
    Headquarters Country
    UK
    CEO
    Philip Jansen
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    BT Group is UK based telecom and communications services company and they provide telecom services in more than 180 countries.

    They serve the needs of customers in the UK and in 180 countries worldwide.

    Main activities are the provision of fixed-line services, broadband, mobile and TV products and services as well as networked IT services. Headquarters is in UK.

    Facts About Company

    BT Group annual revenue generated for period ending Mar-2023 was 20,681million GBP and annual net income was 1,905 million GBP.

    BT Group annual revenue generated for period ending Mar-2022 was 20,850 million GBP and annual net income was 1,274 million GBP.

    As on 2022, BT Group had 98,400 employees.

    Key Metrics
    BT Group has 30 million customers and 620 stores as on 2020.
    Superfast fibre broadband of over 30Mbps available to 28.6 million premises with 15.7 million customers.
    They connect more than 1 million business customers and public sector organisations with their portfolio of communications and IT solutions.
    Company Website
    BT GROUP PLC
    Wikipedia
    Wikipedia

  2. International Consolidated Airlines Group (IAG)

    World Rank (Aug-2026)
    965
    Market Cap (Aug-2026)
    26.472 Billion USD
    World Rank (Jan-05-2024)
    1,725
    Market Cap (Jan-05-2024)
    9.513 Billion USD
    World Rank (Jul-30-2023)
    1,520
    Market Cap (Jul-30-2023)
    11.338 Billion USD
    World Rank (Dec-25-2022)
    1,904
    Market Cap (Dec-25-2022)
    7.659 Billion USD
    World Rank (Jan-07-2022)
    1,765
    Market Cap (Jan-07-2022)
    10.86 Billion USD
    Annual Revenue in USD
    25,432 Million USD
    Annual Operating Income in USD
    1,499 Million USD
    Annual Net Income in USD
    475 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    Stock Category
    FTSE 100
    Yahoo @ LSE
    Company Profile

    INTERNATIONAL CONSOLIDATED AIRLINES GROUP is a major European airline group that brings together the flag-carrier airlines of Britain, Spain and Ireland. It is multinational airline holding company with its register office. The services are available in IAG is Airline Services, passenger air transport Services, Air freight Services. The headquarters is in UK.

    British Airways,Vueling SA, Iberia Express, Fly Level, Aer Lingus, IAG Cargo are subsidiary companies of International Airlines Group.

    Facts About Company

    For year ending Dec-2022, INTERNATIONAL CONSOLIDATED AIRLINES GROUP had annual revenues of 23,066 million EUR, annual operating income was 1,360 million EUR and annual net income was 431 Million EUR.

    For year ending Dec-2021, INTERNATIONAL CONSOLIDATED AIRLINES GROUP had annual revenues of 8,455 million EUR and annual net loss was -2,933 Million EUR.

    As on 2022, INTERNATIONAL CONSOLIDATED AIRLINES GROUP had 59,505 employees.

    Company Website
    INTERNATIONAL CONSOLIDATED AIRLINES GROUP S.A.
    Wikipedia
    Wikipedia

  3. Legal & General Group

    World Rank (Aug-2026)
    1,122
    Market Cap (Aug-2026)
    22.626 Billion USD
    World Rank (Jan-05-2024)
    976
    Market Cap (Jan-05-2024)
    18.526 Billion USD
    World Rank (Jul-30-2023)
    1,009
    Market Cap (Jul-30-2023)
    17.985 Billion USD
    World Rank (Dec-25-2022)
    911
    Market Cap (Dec-25-2022)
    18.216 Billion USD
    World Rank (Jan-07-2022)
    842
    Market Cap (Jan-07-2022)
    24.97 Billion USD
    Annual Revenue in USD
    -114,700 Million USD
    Annual Operating Income in USD
    3,415 Million USD
    Annual Net Income in USD
    2,943 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    CEO
    Nigel Wilson
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    Legal & General Group Model is a Financial Services, Insurance, Asset Management, Investment Management with headquarters is in London, UK.

    Legal & General Group Model is highly synergistic:

    • Retirement
    • Capital Investment
    • Investment management
    • Insurance
    Facts About Company

    Legal & General Group Model annual revenue generated for period ending Dec-2022 was -89,294 (Loss) million GBP and annual net income was 2,291 million GBP.

    Legal & General Group Model annual revenue generated for period ending Dec-2021 was 45,450 million GBP and annual net income was 2,027 million GBP.

    As on May-2021, Legal & General Group Model had 13,876 employees.

    Company Website
    LEGAL & GENERAL GROUP PLC
    Wikipedia
    Wikipedia

  4. Associated British Foods

    World Rank (Aug-2026)
    1,259
    Market Cap (Aug-2026)
    19.650 Billion USD
    World Rank (Jan-05-2024)
    806
    Market Cap (Jan-05-2024)
    22.872 Billion USD
    World Rank (Jul-30-2023)
    901
    Market Cap (Jul-30-2023)
    20.582 Billion USD
    World Rank (Dec-25-2022)
    1,085
    Market Cap (Dec-25-2022)
    15.071 Billion USD
    World Rank (Jan-07-2022)
    948
    Market Cap (Jan-07-2022)
    22.07 Billion USD
    Annual Revenue in USD
    25,083 Million USD
    Annual Operating Income in USD
    1,702 Million USD
    Annual Net Income in USD
    1,326 Million USD
    Annual Results for Period Ending
    Sep-2023 ending year
    Headquarters Country
    UK
    CEO
    George G. Weston
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    Associated British Foods is a diversified international food processing products, ingredients and retail group operating in 50 countries and with 373 retail stores as on 2019. Headquarters is in UK.

    Facts About Company

    Associated British Foods annual revenue generated for period ending Aug-2022 was 16,997 million GBP.

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

    Company Website
    ASSOCIATED BRITISH FOODS PLC
    Wikipedia
    Wikipedia

  5. CNH Industrial

    World Rank (Aug-2026)
    1,346
    Market Cap (Aug-2026)
    18.182 Billion USD
    World Rank (Jan-05-2024)
    1,153
    Market Cap (Jan-05-2024)
    15.394 Billion USD
    World Rank (Jul-30-2023)
    963
    Market Cap (Jul-30-2023)
    19.126 Billion USD
    World Rank (Dec-25-2022)
    769
    Market Cap (Dec-25-2022)
    21.713 Billion USD
    World Rank (Jan-07-2022)
    961
    Market Cap (Jan-07-2022)
    21.87 Billion USD
    Annual Revenue in USD
    23,551 Million USD
    Annual Operating Income in USD
    4,136 Million USD
    Annual Net Income in USD
    2,029 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    CEO
    Scott W. Wine
    Yahoo @ NYSE
    Company Profile

    CNH Industrial is a manufacture of agricultural and construction equipment, commercial vehicles, buses, in addition to power trains for industrial and marine applications, and special vehicles. The products of the company agricultural equipment, construction equipment, trucks and commercial vehicles buses, special vehicles, and industrial and marine power trains. offers of the company excavators, telehandlers, hay tools and loader etc. The headquarters is in UK.

    Facts About Company

    CNH Industrial annual revenue generated for period ending Dec-2022 was 23,551 million USD and annual net income was 2,029 million USD.

    CNH Industrial annual revenue generated for period ending Dec-2021 was 33,428 million USD and annual net income was 1,723 million USD.

    As on 2022, CNH Industrial had 40,070 employees.

    Company Website
    CNH INDUSTRIAL N.V.
    Wikipedia
    Wikipedia

  6. Segro

    World Rank (Aug-2026)
    1,385
    Market Cap (Aug-2026)
    17.668 Billion USD
    World Rank (Jan-05-2024)
    1,282
    Market Cap (Jan-05-2024)
    13.701 Billion USD
    World Rank (Jul-30-2023)
    1,463
    Market Cap (Jul-30-2023)
    11.865 Billion USD
    World Rank (Dec-25-2022)
    1,400
    Market Cap (Dec-25-2022)
    11.169 Billion USD
    World Rank (Jan-07-2022)
    957
    Market Cap (Jan-07-2022)
    21.95 Billion USD
    Annual Revenue in USD
    859 Million USD
    Annual Operating Income in USD
    509 Million USD
    Annual Net Income in USD
    -2,475 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    Real estate investment trust company with headquarters is in UK.

    AS on 2021 company key Facts:

    EMPLOYEES : 385

    CUSTOMERS : 1,471

    TOTAL SPACE : 9.6m sq m

    TOTAL AUM :21.3billion USD.

    GEOGRAPHICAL SPLIT BY VALUE of Annual Revenue for period ending 2021:

    GREATER LONDON : 40%.

    THAMES VALLEY : 17%

    NATIONAL LOGISTICS : 9%

    SOUTHERN EUROPE : 19%

    NORTHERN EUROPE : 10%

    CENTRAL EUROPE : 5%.

    Facts About Company

    SEGRO annual revenue was 669 million GBP and annual net loss was -1,927 million GBP generated for period year ending Dec-2022.

    SEGRO annual revenue was 546 million GBP and annual net income was 4,060 million GBP generated for period year ending Dec-2021.

    As on 2022, SEGRO had 425 employees.

    Company Website
    SEGRO PLC
    Wikipedia
    Wikipedia

  7. Informa PLC

    World Rank (Aug-2026)
    1,511
    Market Cap (Aug-2026)
    15.723 Billion USD
    World Rank (Jan-05-2024)
    1,292
    Market Cap (Jan-05-2024)
    13.540 Billion USD
    World Rank (Jul-30-2023)
    1,295
    Market Cap (Jul-30-2023)
    13.695 Billion USD
    World Rank (Dec-25-2022)
    1,474
    Market Cap (Dec-25-2022)
    10.528 Billion USD
    World Rank (Jan-07-2022)
    1,728
    Market Cap (Jan-07-2022)
    11.09 Billion USD
    Annual Revenue in USD
    2,905 Million USD
    Annual Operating Income in USD
    286 Million USD
    Annual Net Income in USD
    2,095 Million USD
    Annual Results for Period Ending
    Dec-2022 ending year
    Headquarters Country
    UK
    Stock Category
    FTSE 100
    S&P EUROPE 350
    Yahoo @ LSE
    Company Profile

    Informa is an international event, intelligence, multinational publishing, business intelligence, exhibition group, and research company. The company operates through five divisions : Informa connect, Informa intelligence, Informa markets, Informa Tech, and Taylor & Francis. The products of the company are specialist information and business knowledge. The headquarters is in UK.

    Facts About Company

    Informa annual revenues for year ending Dec-2022 was 2,262 million GBP and annual net income of 1,631 million GBP.

    Informa annual revenues for year ending Dec-2021 was 1,798 million GBP and annual net income of 78 million GBP.

    As on 2023, Informa had 10,000 employees.

    Company Website
    INFORMA PLC
    Wikipedia
    Wikipedia

  10. Evraz

    World Rank (Aug-2026)
    1,603
    World Rank (Jan-05-2024)
    1,603
    World Rank (Jul-30-2023)
    1,603
    World Rank (Dec-25-2022)
    1,603
    World Rank (Jan-07-2022)
    1,603
    Market Cap (Jan-07-2022)
    12.14 Billion USD
    Annual Revenue in USD
    13,486 Million USD
    Annual Net Income in USD
    3,034 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    UK
    Company Profile

    EVRAZ is Iron and steel sector company with headquarters is in London, UK.

    Company Website
    EVRAZ
    Wikipedia
    Wikipedia

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