United Kingdom

Top 1000 largest UK Companies by Market Cap

This is the list of the largest public listed companies from the United Kingdom by market capitalization with links to their reference stock, sector and industry.

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Top Companies from the United Kingdom as of Jul. 01, 2025

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Rank Company Market Cap (USD) Country Sector Industry
931 Billington Holdings plc $65.9 M United Kingdom UK Industrials UK Engineering & Construction
932 AfriTin Mining Limited $65.5 M United Kingdom UK Basic Materials UK Other Industrial Metals & Mining
933 Van Elle Holdings plc $65.4 M United Kingdom UK Industrials UK Engineering & Construction
934 Windar Photonics plc $64.9 M United Kingdom UK Technology UK Electronic Components
935 J. Smart & Co. (Contractors) plc $64.2 M United Kingdom UK Industrials UK Engineering & Construction
936 Iofina plc $64.0 M United Kingdom UK Basic Materials UK Specialty Chemicals
937 AdEPT Technology Group plc $63.8 M

(April 1, 2023)

 United Kingdom UK Communication Services UK Telecom Services
938 Colefax Group plc $62.8 M United Kingdom UK Consumer Discretionary UK Furnishings, Fixtures & Appliances
939 Horizonte Minerals plc $61.8 M

(Jan. 1, 2024)

 United Kingdom UK Basic Materials UK Other Industrial Metals & Mining
940 Quixant plc $60.4 M United Kingdom UK Technology UK Computer Hardware
941 Escape Hunt plc $60.2 M

(Dec. 1, 2021)

 United Kingdom UK Consumer Discretionary UK Leisure
942 ULS Technology plc $59.6 M

(June 1, 2022)

 United Kingdom UK Communication Services UK Internet Content & Information
943 SkinBioTherapeutics plc $59.1 M United Kingdom UK Healthcare UK Biotechnology
944 Jersey Oil and Gas plc $59.1 M United Kingdom UK Energy UK Oil & Gas E&P
945 Calnex Solutions plc $58.7 M United Kingdom UK Technology UK Communication Equipment
946 Jupiter Green Investment Trust PLC $58.4 M

(Jan. 1, 2025)

 United Kingdom UK Financials UK Asset Management
947 Highcroft Investments plc $58.3 M

(Jan. 1, 2024)

 United Kingdom UK Real Estate UK REIT—Diversified
948 Grafenia plc $57.6 M United Kingdom UK Industrials UK Specialty Business Services
949 Petropavlovsk plc $57.5 M

(July 1, 2022)

 United Kingdom UK Basic Materials UK Gold
950 C4X Discovery Holdings plc $57.3 M

(Jan. 1, 2024)

 United Kingdom UK Healthcare UK Biotechnology
951 Flowtech Fluidpower plc $57.0 M United Kingdom UK Industrials UK Industrial Distribution
952 ECO Animal Health Group plc $55.9 M United Kingdom UK Healthcare UK Drug Manufacturers—Specialty & Generic
953 Best of the Best plc $55.8 M

(July 1, 2023)

 United Kingdom UK Consumer Discretionary UK Gambling
954 The Vitec Group plc $55.3 M United Kingdom UK Technology UK Consumer Electronics
955 CML Microsystems plc $55.2 M United Kingdom UK Technology UK Semiconductors
956 Brave Bison Group plc $55.1 M United Kingdom UK Communication Services UK Internet Content & Information
957 EPE Special Opportunities Limited $54.9 M United Kingdom UK Financials UK Asset Management
958 Hummingbird Resources plc $54.6 M

(Jan. 1, 2025)

 United Kingdom UK Basic Materials UK Gold
959 AssetCo plc $54.5 M

(Jan. 1, 2025)

 United Kingdom UK Industrials UK Security & Protection Services
960 VPC Specialty Lending Investments plc $54.3 M United Kingdom UK Financials UK Asset Management

Top Companies from the United Kingdom as of Jul. 01, 2025

931. Billington Holdings plc

Company Profile: Billington Holdings plc
Market Cap (USD): $65.9 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

932. AfriTin Mining Limited

Company Profile: AfriTin Mining Limited
Market Cap (USD): $65.5 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Industrial Metals & Mining

933. Van Elle Holdings plc

Company Profile: Van Elle Holdings plc
Market Cap (USD): $65.4 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

934. Windar Photonics plc

Company Profile: Windar Photonics plc
Market Cap (USD): $64.9 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Electronic Components

935. J. Smart & Co. (Contractors) plc

Company Profile: J. Smart & Co. (Contractors) plc
Market Cap (USD): $64.2 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

936. Iofina plc

Company Profile: Iofina plc
Market Cap (USD): $64.0 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Specialty Chemicals

937. AdEPT Technology Group plc

Company Profile: AdEPT Technology Group plc
Market Cap (USD): $63.8 M (April 1, 2023)
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Telecom Services

938. Colefax Group plc

Company Profile: Colefax Group plc
Market Cap (USD): $62.8 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Furnishings, Fixtures & Appliances

939. Horizonte Minerals plc

Company Profile: Horizonte Minerals plc
Market Cap (USD): $61.8 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Industrial Metals & Mining

940. Quixant plc

Company Profile: Quixant plc
Market Cap (USD): $60.4 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Computer Hardware

941. Escape Hunt plc

Company Profile: Escape Hunt plc
Market Cap (USD): $60.2 M (Dec. 1, 2021)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Leisure

942. ULS Technology plc

Company Profile: ULS Technology plc
Market Cap (USD): $59.6 M (June 1, 2022)
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Internet Content & Information

943. SkinBioTherapeutics plc

Company Profile: SkinBioTherapeutics plc
Market Cap (USD): $59.1 M
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

944. Jersey Oil and Gas plc

Company Profile: Jersey Oil and Gas plc
Market Cap (USD): $59.1 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

945. Calnex Solutions plc

Company Profile: Calnex Solutions plc
Market Cap (USD): $58.7 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Communication Equipment

946. Jupiter Green Investment Trust PLC

Company Profile: Jupiter Green Investment Trust PLC
Market Cap (USD): $58.4 M (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

947. Highcroft Investments plc

Company Profile: Highcroft Investments plc
Market Cap (USD): $58.3 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Diversified

948. Grafenia plc

Company Profile: Grafenia plc
Market Cap (USD): $57.6 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

949. Petropavlovsk plc

Company Profile: Petropavlovsk plc
Market Cap (USD): $57.5 M (July 1, 2022)
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Gold

950. C4X Discovery Holdings plc

Company Profile: C4X Discovery Holdings plc
Market Cap (USD): $57.3 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

951. Flowtech Fluidpower plc

Company Profile: Flowtech Fluidpower plc
Market Cap (USD): $57.0 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Industrial Distribution

952. ECO Animal Health Group plc

Company Profile: ECO Animal Health Group plc
Market Cap (USD): $55.9 M
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Drug Manufacturers—Specialty & Generic

953. Best of the Best plc

Company Profile: Best of the Best plc
Market Cap (USD): $55.8 M (July 1, 2023)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Gambling

954. The Vitec Group plc

Company Profile: The Vitec Group plc
Market Cap (USD): $55.3 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Consumer Electronics

955. CML Microsystems plc

Company Profile: CML Microsystems plc
Market Cap (USD): $55.2 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Semiconductors

956. Brave Bison Group plc

Company Profile: Brave Bison Group plc
Market Cap (USD): $55.1 M
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Internet Content & Information

957. EPE Special Opportunities Limited

Company Profile: EPE Special Opportunities Limited
Market Cap (USD): $54.9 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

958. Hummingbird Resources plc

Company Profile: Hummingbird Resources plc
Market Cap (USD): $54.6 M (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Gold

959. AssetCo plc

Company Profile: AssetCo plc
Market Cap (USD): $54.5 M (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Security & Protection Services

960. VPC Specialty Lending Investments plc

Company Profile: VPC Specialty Lending Investments plc
Market Cap (USD): $54.3 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

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