UK Top 500 Companies in 2026

SSP Group

Rank in UK: 251
6,035
Market Cap (Aug-2026):
2.190 Billion USD
Headquarters Country: UKBusiness Sector: Retail, Food Service, Restaurants, Food and Beverage

SSP Group is a Food and Beverage products company. The headquarters is in UK.

They have outlets in 35 countries around the world; from the UK to Australia.

SSP Group operates more than 2,800 branded catering and retail units at over 180 airports and 300 railway stations across 35 countries as a concessionaire.


Coats Group

Rank in UK: 252
6,038
Market Cap (Aug-2026):
2.188 Billion USD
Headquarters Country: UKBusiness Sector: Textile
COATS GROUP is the leading industrial thread company provide complementary and value adding products, services and software solutions to the Apparel & Footwear (A&F) industries. It have a workforce of 17,000 employees in some 50 countries, across six continents around the world. The company annual revenue is 1,163 million USD, annual net income is 26.4 million USD and total assets are 1,212.2 million USD as on 2020. The headquarters is in UK.

Oxford Nanopore Technologies PLC

Rank in UK: 253
6,046
Market Cap (Aug-2026):
2.183 Billion USD
Headquarters Country: UKBusiness Sector: Healthcare, Scientific Research Products

Oxford Nanopore Technologies is a disruptive, electronic, single-molecule sensing system based company including nanopore science, molecular biology and applications, informatics, engineering, electronics, manufacturing and commercialisation. The company annual revenue is 113.9 million EUR as on 2020. The headquarters is in UK.

Pantheon International

Rank in UK: 254
6,079
Market Cap (Aug-2026):
2.163 Billion USD
Headquarters Country: UKBusiness Sector: Asset Management
Pantheon International is an investment trust that invests in a diversified portfolio of private equity assets managed by third party managers across the world. The company annual revenue is 327 million GBP, annual operating income is 302 million GBP, annual net income is 305.9 million GBP and total assets are 1,921 million GBP as on 2021. The headquarters is in UK.

Oxford Instruments

Rank in UK: 255
6,108
Market Cap (Aug-2026):
2.142 Billion USD
Headquarters Country: UKBusiness Sector: Technology, Engineering Products, Semiconductors
Oxford Instruments is a provider of High Technology products and services to the world industrial companies and scientific research communities company. The company support customers to address some of the world most pressing challenges, enabling a greener economy, increased connectivity, improved health and leaps in scientific understanding. The headquarters is in UK.

Bodycote

Rank in UK: 256
6,153
Market Cap (Aug-2026):
2.107 Billion USD
Headquarters Country: UKBusiness Sector: Industry Machinery
Bodycote is a Provider Of Subcontract Thermal Processing Services company. The company network operates from over 180 locations, thermal processing services are comprised of a number of core technologies which include heat treatments, metal joining, hot isostatic pressing and surface technology and having over 5000 employees worldwide. Total Revenue as per 2019 is 719.70(£m). Net Profit as per 2019 is 94.00(£m). Total Assets as per 2019 is 1,027.10(£m). Total Liabilities as per 2019 is 322.10(£m).The headquarters is in UK.

Jpmorgan Emerging Markets Investment Trust

Rank in UK: 257
6,172
Market Cap (Aug-2026):
2.093 Billion USD
Headquarters Country: UKBusiness Sector: Asset Management
JPMorgan Emerging Markets Investment Trust is a global network of investment professionals and asset management company. The company annual revenue is 438 million GBP, annual net income is 421.7 million GBP and total assets are 1,699.4 million GBP as on 2021. The headquarters is in UK.

Fidelity Special Values

Rank in UK: 258
6,182
Market Cap (Aug-2026):
2.089 Billion USD
Headquarters Country: UKBusiness Sector: Asset Management
Fidelity Special Values is an investment trust company. The headquarters is in UK.

Genus

Rank in UK: 259
6,183
Market Cap (Aug-2026):
2.087 Billion USD
Headquarters Country: UKBusiness Sector: Healthcare, Biotechnology
Genus is a Animal Genetics company. The company is a breed better pigs and cattle for farmers so that they can produce high quality meat and milk more efficiently and sustainably. The headquarters is in UK.

Clarkson

Rank in UK: 260
6,197
Market Cap (Aug-2026):
2.082 Billion USD
Headquarters Country: UKBusiness Sector: Shipping
Clarksons is a Provider of Integrated Shipping Services, Bringing Connections and Experience to an International Client Base company. It is having 1600 employees in 53 offices and around 23 countries. The headquarters is in UK.

Kainos Group

Rank in UK: 261
6,232
Market Cap (Aug-2026):
2.060 Billion USD
Headquarters Country: UKBusiness Sector: Technology, Software and IT, Cloud Services, Artificial Intelligence
Kainos Group Provides Digital Technology Solutions company. The company services are digital transformation, data, artificial intelligence, cyber security, cloud, experience design, IoT, enablement, digital consulting, agile, workday implementation, live ops and innovation. It spearheading large scale digital transformation across the commercial, public and healthcare sectors becoming a leading global Workday partner enabling and encouraging innovation across every area of the business and helping to future proof the industry by cultivating the next generation of tech talent.

Paragon Banking Group

Rank in UK: 262
6,236
Market Cap (Aug-2026):
2.059 Billion USD
Headquarters Country: UKBusiness Sector: Financial Services, Banking Services
Paragon Banking Group is a Specialist mortgage, Savings and Business Finance Service company. It is having more than 1300 employees and more than £12 billion Loans and other assets. The company is having over 1.5 million customer accounts serviced and savings deposits pass £6.5 billion. The headquarters is in UK.

Sanne Group

Rank in UK: 263
6,258
Headquarters Country: UKBusiness Sector: Asset Management
Sanne Group is a global financial community company. The company annual revenue is 169.6 million GBP, annual operating income is 23.9 million GBP, annual net income is 24.8 million GBP and total assets are 407 million GBP as on 2020. The headquarters is in UK.

Ashmore Group

Rank in UK: 264
6,301
Market Cap (Aug-2026):
2.014 Billion USD
Headquarters Country: UKBusiness Sector: Financial Services, Asset Management, Investments
Ashmore Group is an investment company The headquarters is in UK.

Talktalk Telecom Group

Rank in UK: 265
6,338
Headquarters Country: UKBusiness Sector: Communication Services, Telecom
TalkTalk Telecom Group is a Telecommunications company. It is having 4.2 million customers, 2.4 million in fibre customers, 42,600 high speed Ethernet connections and over 3,000 Unbundled exchanges. The company offers a wide range of data connectivity solutions from business broadband and fibre through to high value Ethernet circuits and wide area networks. The headquarters is in UK.

Savills

Rank in UK: 266
6,368
Market Cap (Aug-2026):
1.978 Billion USD
Headquarters Country: UKBusiness Sector: Real Estate
Savills is a Real Estate company. Total Revenue as per 2019 is 1,930.00(£m). Net Profit as per 2019 is 83.60(£m). Total Assets as per 2019 is 1,649.50(£m). Total Liabilities as per 2019 is 1,147.00(£m). The headquarters is in UK.

NovoCure Limited

Rank in UK: 267
6,373
Market Cap (Aug-2026):
1.974 Billion USD
Headquarters Country: UKBusiness Sector: Healthcare, Medical Equipment / Instruments, HealthCare Products

Manufactures medical equipment related to treating tumors. Headquarters is in Jersey.

Goodwin

Rank in UK: 268
6,376
Market Cap (Aug-2026):
1.973 Billion USD
Headquarters Country: UKBusiness Sector: Industry Machinery

Sigmaroc PLC

Rank in UK: 269
6,378
Market Cap (Aug-2026):
1.972 Billion USD
Headquarters Country: UKBusiness Sector: Construction Materials
SigmaRoc PLC is a fragmented construction materials markets and extracting efficiencies company through active management and by forming the assets into larger groups. The company annual revenue is 124 million EUR as on 2020. The headquarters is in UK.

Energean plc

Rank in UK: 270
6,400
Market Cap (Aug-2026):
1.965 Billion USD
Headquarters Country: UKBusiness Sector: Energy, Oil and Gas

Energean Oil and Gas is a independent gas focused Exploration and production company. The headquarters is in UK.

Energean Oil & Gas plc has changed its name to Energean plc in 2020.

Energean PLC

Rank in UK: 271
6,401
Market Cap (Aug-2026):
1.965 Billion USD
Headquarters Country: UKBusiness Sector: Energy, Oil and Gas
Energean Plc is a London based independent Exploration & Production company focused on developing resources in the Mediterranean. The headquarters is in UK.

Yellow Cake

Rank in UK: 272
6,480
Market Cap (Aug-2026):
1.925 Billion USD
Headquarters Country: UKBusiness Sector: Energy, Uranium

Atalaya Mining PLC

Rank in UK: 273
6,493
Market Cap (Aug-2026):
1.921 Billion USD
Headquarters Country: UKBusiness Sector: Basic Materials, Copper Mining, Mining
Atalaya Mining PLC is a TSX listed mining and development company which produces copper concentrates and silver by product at wholly owned Proyecto Riotinto site in southwest Spain. The company annual revenue is 252.7 million GBP, annual operating income is 35.7 million GBP and total assets are 505 million GBP as on 2020. The headquarters is in UK.

Verona Pharma

Rank in UK: 274
6,503
Headquarters Country: UKBusiness Sector: Healthcare, Biotechnology

Bankers Investment Trust

Rank in UK: 275
6,503
Market Cap (Aug-2026):
1.916 Billion USD
Headquarters Country: UKBusiness Sector: Financial Services, Banking Services, Asset Management

Bankers Investment Trust is a Asset Management company. It is having more than 345 investment professionals and expertise across all major asset classes. Total Revenue as per 2019 is 136.86(£m). Net Profit as per 2019 is 126.39(£m). Total Assets as per 2019 is 1,232.59(£m). Total Liabilities as per 2019 is 69.38(£m). The headquarters is in UK.

Worldwide Healthcare Trust

Rank in UK: 276
6,515
Market Cap (Aug-2026):
1.910 Billion USD
Headquarters Country: UKBusiness Sector: Investments, Asset Management
Worldwide Healthcare Trust is a Healthcare Sector with the objective of achieving a high level of capital growth company. It has a diversified portfolio of shares in pharmaceutical and biotechnology companies and related securities in the healthcare sector. The company had over U.S.$13 billion in assets under management as of 31 March 2019, across a range of funds including investment trusts, hedge funds, mutual funds, and private equity funds. The headquarters is in UK.

Travis Perkins

Rank in UK: 277
6,543
Market Cap (Aug-2026):
1.890 Billion USD
Headquarters Country: UKBusiness Sector: Construction Materials, eCommerce, Retail, Building Products and Equipment

Travis Perkins is a distributor of Building Materials to the Building, Construction and Home Improvement markets and Retail company. The company is having a team of 30,000 colleagues operate from more than 2,000 branches, stores and sites around the UK. Headquarters is in UK.

Biffa

Rank in UK: 278
6,569
Headquarters Country: UKBusiness Sector: Waste and Trash Management

Biffa is a Integrated Waste Management company. It is having 8000 employees. The headquarters is in UK.

Georgia Capital

Rank in UK: 279
6,576
Market Cap (Aug-2026):
1.878 Billion USD
Headquarters Country: UKBusiness Sector: Investments, Financial Services, Conglomerate

Secure Income Reit

Rank in UK: 280
6,585
Headquarters Country: UKBusiness Sector: Property Investments
Secure Income REIT is a specialising in generating long term, inflation protected income from real estate investments company owns a portfolio of 160 key operating real estate assets with a weighted average unexpired lease term of 19.7 years as at 30 June 2021. The company annual revenue is 106.9 million GBP and total assets are 2,218 million GBP as on 2020. The headquarters is in UK.

COMPASS Pathways PLC

Rank in UK: 281
6,607
Market Cap (Aug-2026):
1.863 Billion USD
Headquarters Country: UKBusiness Sector: Hospitals

COMPASS Pathways plc is a mental health care company dedicated to accelerating patient access to evidence based innovation in mental health. The company total assets are 203.4 million USD as on 2020. The headquarters is in UK.

Aberforth Smaller Companies Trust

Rank in UK: 282
6,666
Market Cap (Aug-2026):
1.835 Billion USD
Headquarters Country: UKBusiness Sector: Investments, Asset Management
Aberforth Smaller Companies Trust is an Investment Trust and it's shares are trading on the London Stock Exchange. The headquarters is in UK.

Volution Group

Rank in UK: 283
6,696
Market Cap (Aug-2026):
1.817 Billion USD
Headquarters Country: UKBusiness Sector: Electrical Products, Building Products and Equipment
Volution Group is a International Designer and Manufacturer of Energy Efficient indoor Air Quality Solutions company and Ventilation Products manufacturing company. The headquarters is in UK.

Grainger

Rank in UK: 284
6,731
Market Cap (Aug-2026):
1.801 Billion USD
Headquarters Country: UKBusiness Sector: Real Estate
Grainger is a business to business distributor of products and services used to maintain, repair and operate facilities company. The company is having over 3.5 million customers rely on products in categories such as safety, material handling and metalworking along with services like inventory management and technical support. It is having approximately 25,000 employees. Net Profit as per 2019 is 114.90(£m). Total Assets as per 2019 is 2,631.20(£m). Total Liabilities as per 2019 is 1,407.70(£m). The headquarters is in UK.

Safestore Holdings

Rank in UK: 285
6,732
Market Cap (Aug-2026):
1.801 Billion USD
Headquarters Country: UKBusiness Sector: Property Investments, Retail
Safestore is the UK's largest self storage group company with 178 stores, comprising 129 wholly owned stores in the UK, 29 wholly owned stores in the Paris region, 9 stores in the Netherlands and 4 stores within Barcelona, Spain. The company annual revenue is 186.8 million GBP, annual operating income is 417 million GBP, annual net income is 382 million USD and total assets are 2,117 million GBP as on 2021. The headquarters is in UK. 

4Imprint Group

Rank in UK: 286
6,742
Market Cap (Aug-2026):
1.797 Billion USD
Headquarters Country: UKBusiness Sector: Communication Services, Advertising, Marketing Services
4imprint Group is a Direct Marketer of Promotional Products company. The company annual revenue is $21.56 million and employees is 43 as per 2019. It's product range comprises tens of thousands of individual products ranging from basic giveaways such as pens, bags and drink ware to higher value items such as embroidered apparel, business gifts and full size trade show displays, enabling customers to find the perfect product for their promotion and their brand. The headquarters is in UK.

Integrafin Holdings

Rank in UK: 287
6,804
Market Cap (Aug-2026):
1.773 Billion USD
Headquarters Country: UKBusiness Sector: Asset Management
IntegraFin Holdings is a Retail Financial Services Market company. The company annual revenue is 123.6 million GBP, annual operating income is 94.7 million GBP, annual net income is 51 million GBP and total assets are 18.3 million GBP as on 2020. The headquarters is in UK.

Temple Bar Investment Trust

Rank in UK: 288
6,822
Market Cap (Aug-2026):
1.766 Billion USD
Headquarters Country: UKBusiness Sector: Investments, Asset Management
Temple Bar Investment Trust is a Investment company and it's objective is to provide investors with a growing income combined with growth in capital company. The headquarters is in UK.

JPMorgan Japanese Investment Trust

Rank in UK: 289
6,833
Market Cap (Aug-2026):
1.761 Billion USD
Headquarters Country: UKBusiness Sector: Asset Management

Raspberry Pi Holdings plc

Rank in UK: 290
6,860
Market Cap (Aug-2026):
1.746 Billion USD
Headquarters Country: UK

Cmr Surgical

Rank in UK: 291
6,925
Headquarters Country: UKBusiness Sector: Medical Equipment / Instruments, Robotics
CMR Surgical is a Medical Technology and Transforming Surgery company. It is thinking that robotics is a solution to bringing minimal access surgery to more people. The headquarters is in UK.

Monzo

Rank in UK: 292
6,925
Headquarters Country: UKBusiness Sector: Banking Services, Financial Services
Monzo is a Banking Holding company. It is having more than 4.83M people use hot coral cards to manage their money and spend around the world. The headquarters is in UK.

Rapyd

Rank in UK: 293
6,925
Headquarters Country: UKBusiness Sector: Digital Payment Solution Services, Technology
Rapyd is a Payment Network allowing companies to integrate local payment methods company. The services are provide to the company which are working in the sector of marketplaces, gig economy, e-commerce, banks, lenders, remittances and business to business payments. The company providing a full stack of integrated payments, commerce and financial services capabilities that can be embedded into any application. The headquarters is in UK.

Sequoia Economic Infrastructure Income Fund Limited

Rank in UK: 294
6,937
Market Cap (Aug-2026):
1.713 Billion USD
Headquarters Country: UKBusiness Sector: Asset Management
Sequoia Economic Infrastructure Income Fund Limited is a fund investing exclusively in economic infrastructure company including transport, transportation equipment, utilities, power, renewable energy, accommodation and telecommunications infrastructure. The company annual revenue is 228 million GBP, annual operating income is 209.7 million GBP, annual net income is 209.9 million GBP and total assets are 1,910 million GBP as on 2021. The headquarters is in Guernsey.

Clinigen Group

Rank in UK: 295
7,000
Headquarters Country: UKBusiness Sector: Healthcare, Pharmaceutical
Clinigen Group is a Pharmaceutical and Services company. It is having 800 global team of experts across 13 locations, 4m units shipped across 130 countries, more than 6,000 pharmacists and 250 pharmaceutical company partnerships and 130 local knowledge in 130 countries across the world. The headquarters is in UK.

Blue Prism Group

Rank in UK: 296
7,020
Headquarters Country: UKBusiness Sector: Technology, Software and IT Infrastructure, Robotics
Blue Prism Group is a Robotic Process Automation company. It is the trusted, secure choice for intelligent automation available on premises, in the cloud or as an integrated solution in a hybrid cloud environment. The company brings the connected RPA platform an advanced technology ecosystem that puts the power of accessible, advanced cognitive technologies in the hands of operational leaders. The headquarters is in UK.

Nomad Foods

Rank in UK: 297
7,032
Market Cap (Aug-2026):
1.667 Billion USD
Headquarters Country: UKBusiness Sector: FMCG, Food Products, Consumer Non Durables, Package Foods

Nomad Foods is a Frozen Food company in Europe. The company manufacturers, sells and distribute a range of branded frozen food products across 13 European countries with the United Kingdom, Italy, Germany, Sweden and France representing five largest markets. Brands related to this company are Birds Eye, Findus and iglo. The headquarters is in UK.

Breedon Group

Rank in UK: 298
7,045
Market Cap (Aug-2026):
1.662 Billion USD
Headquarters Country: UKBusiness Sector: Construction Materials
Breedon Group is the leading construction materials company that produces cement, aggregates, asphalt, ready mixed concrete, Welsh slate and specialist concrete and clay products and offer a range of contracting services. The company annual revenue is 928.7 million GBP, annual net income is 33.6 million GBP and total assets are 1,619.3 million GBP as on 2020. The headquarters is in UK.

Metro Bank

Rank in UK: 299
7,081
Market Cap (Aug-2026):
1.650 Billion USD
Headquarters Country: UKBusiness Sector: Financial Services, Banking Services

Senior PLC

Rank in UK: 300
7,093
Market Cap (Aug-2026):
1.646 Billion USD
Headquarters Country: UKBusiness Sector: Aerospace and Defense
Senior plc is an international, engineering solutions company designs and manufactures high technology components and systems for the principal original equipment manufacturers in the worldwide aerospace, defence, land vehicle and power and energy markets. It is operating with 26 businesses in 12 countries. The headquarters is in UK.

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