AdTech Companies in London: 100+ Active Firms (2026)
AdTech companies in London build software and data services for buying, measuring and optimising digital advertising across the capital’s media economy.
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274 Industries in London (2026)
The UK's deepest cluster of financial services, professional services, technology, and creative-industries businesses — most national HQs file from a London postcode, and a long tail of growth-stage operators sit alongside them.
London274 listsUnited Kingdom
Technology
AI & ML Companies in London: 900+ Active Firms (2026)
AI and machine learning companies in London build data-driven software, models and automation tools for commercial and public-sector use.
View listAutomotive Tech Companies in London: 57 Active Firms (2026)
Automotive tech companies in London build software, data tools and connected systems for vehicle, mobility and transport markets.
View listBlockchain and Crypto Companies in London: 100+ Active Firms (2026)
Blockchain and crypto companies in London build distributed-ledger infrastructure, custody, trading, payments and compliance services for UK and global markets.
View listBlockchain Companies in London: 50+ Active Firms (2026)
Blockchain infrastructure companies build distributed-ledger networks, custody tooling and node services for organisations in London.
View listBPO Services Companies in London: 500+ Active Firms (2026)
BPO services companies in London run outsourced customer operations, back-office processes and specialist support services for organisations.
View listBroadband Companies in London: 400+ Active Firms (2026)
Broadband companies build, operate and resell fixed internet and cable connectivity, with this cohort based across London.
View listCleantech Companies in London: 300+ Active Firms (2026)
Cleantech companies in London develop low-carbon technologies, energy-efficiency services and resource-management solutions for urban markets.
View listCloud Computing Companies in London: 1,900+ Active Firms (2026)
Cloud computing companies in London provide hosted infrastructure, platforms and software services for organisations across the capital.
View listCybersecurity Companies in London: 500+ Active Firms (2026)
Cybersecurity companies in London provide security software, consulting and managed services for organisations in a high-threat, regulation-tightening market.
View listData Analytics Companies in London: 1,300+ Active Firms (2026)
Data analytics companies in London turn organisational data into reporting, insight, modelling and decision-support services for businesses and public bodies.
View listDeep Tech Companies in London: 1,700+ Active Firms (2026)
Deep tech companies develop science-led technologies across AI, hardware, materials, health, energy and computing in London.
View listDeveloper Tools Companies in London: 13,000+ Active Firms (2026)
Developer tools companies in London build software that helps engineering teams write, test, deploy and operate applications.
View listDigital Agency Companies in London: 800+ Active Firms (2026)
Digital agencies in London plan, build and optimise websites, campaigns and customer acquisition programmes for organisations across the capital.
View listDigital Twin Companies in London: 37 Active Firms (2026)
Digital twin companies build validated virtual models of real assets and processes, with two-way data flows for London-based industrial and infrastructure users.
View listE-commerce Companies in London: 22,000+ Active Firms (2026)
E-commerce companies sell goods or services through digital storefronts and online marketplaces, with this cohort based across London boroughs.
View listEdtech Companies in London: 100+ Active Firms (2026)
Edtech companies in London build digital learning, assessment and school-management tools for education providers and learners.
View listEndpoint Security Companies in London: 100+ Active Firms (2026)
Endpoint security companies protect laptops, servers and mobile devices from malware, intrusion and data loss for organisations across London.
View listField Service Companies in London: 95 Active Firms (2026)
Field service management companies in London provide workforce scheduling, dispatch, job tracking and mobile operations tools for service-led businesses.
View listFintech Companies in London: 900+ Active Firms (2026)
Fintech companies in London build financial software, payment infrastructure and regulated digital-money services for consumers and businesses.
View listGame Publishing Companies in London: 600+ Active Firms (2026)
Game publishing companies fund, market and distribute digital and physical games for console, PC and mobile audiences across London.
View listGaming Companies in London: 2,200+ Active Firms (2026)
Gaming companies in London develop, publish and monetise interactive entertainment software across mobile, console, PC and online channels.
View listHealthtech Companies in London: 200+ Active Firms (2026)
Healthtech companies in London build digital health, medical software and device-adjacent tools for healthcare providers and patients.
View listHR tech Companies in London: 100+ Active Firms (2026)
HR tech companies in London provide software and services for recruitment, workforce management, payroll and employee engagement.
View listIdentity Management Companies in London: 94 Active Firms (2026)
Identity and access management companies secure user authentication, authorisation and account governance for London-based organisations.
View listInsurtech Companies in London: 28 Active Firms (2026)
Insurtech companies build insurance software and data services for underwriting, distribution, claims and compliance in and around London.
View listIoT Companies in London: 200+ Active Firms (2026)
IoT companies in London build connected devices, sensors and networked platforms for consumer, industrial and public-sector uses.
View listIT Consulting Companies in London: 3,300+ Active Firms (2026)
IT consulting companies advise on, implement and support business technology systems for organisations based in and around London.
View listIT Integration Companies in London: 1,100+ Active Firms (2026)
IT integration companies in London connect software, data, infrastructure and cloud platforms for organisations across the capital.
View listIT Reseller Companies in London: 300+ Active Firms (2026)
IT resellers in London source, configure and support business hardware, software licensing and managed infrastructure for organisations across the capital.
View listIT Services Companies in London: 43,000+ Active Firms (2026)
IT services companies in London deliver outsourced technology support, infrastructure management and systems integration for organisations across the capital.
View listLegaltech Companies in London: 100+ Active Firms (2026)
Legaltech companies in London build software and data tools that automate legal work, compliance processes and matter management for business users.
View listLogistics tech Companies in London: 100+ Active Firms (2026)
Logistics tech companies in London build software and data tools that optimise freight, fulfilment, routing and supply-chain operations.
View listManaged Comms Companies in London: 300+ Active Firms (2026)
Managed communications companies provide outsourced voice, connectivity and messaging services to business customers across London.
View listMartech Companies in London: 300+ Active Firms (2026)
Martech companies in London build software and data services that help organisations plan, execute, measure, and optimise marketing.
View listMobile Gaming Companies in London: 60+ Active Firms (2026)
Mobile gaming companies create, publish and monetise smartphone and tablet games for consumers, with London bases across development, publishing and commercial roles.
View listMobile Networks Companies in London: 400+ Active Firms (2026)
Mobile network companies in London build, operate and support wireless connectivity infrastructure, services and systems across the capital.
View listOpen Banking Companies in London: 70+ Active Firms (2026)
Open banking companies build account-data and payment connectivity services for banks, lenders and financial platforms across London.
View listPayments Companies in London: 300+ Active Firms (2026)
Payments companies in London build payment processing, acceptance and settlement services for merchants, platforms and financial institutions.
View listProptech Companies in London: 100+ Active Firms (2026)
Proptech companies in London build digital tools for estate agency, lettings, property management, planning and built-environment workflows.
View listRegTech Companies in London: 100+ Active Firms (2026)
RegTech companies in London build compliance, risk and reporting software for regulated financial-services teams in the capital.
View listRobotics Companies in London: 100+ Active Firms (2026)
Robotics companies in London design, integrate and maintain automated machinery, control systems and industrial robots for UK sectors.
View listSaaS Companies in London: 16,000+ Active Firms (2026)
SaaS companies in London sell subscription-priced cloud applications to businesses and public-sector teams across the capital.
View listSalestech Companies in London: 200+ Active Firms (2026)
Salestech companies in London build software that helps sales teams prospect, manage outreach, automate workflows and analyse pipeline performance.
View listSecOps Companies in London: 100+ Active Firms (2026)
Security operations companies in London monitor, detect and respond to cyber threats for organisations across the capital.
View listSpace Tech Companies in London: 40 Active Firms (2026)
Space tech companies in London build satellite, sensing and orbital data technologies for commercial, defence and research markets.
View listTelecommunications Companies in London: 3,800+ Active Firms (2026)
Telecommunications companies in London build and operate voice, data, connectivity and network services for business and consumer markets.
View listTelecoms Infra Companies in London: 600+ Active Firms (2026)
Telecoms infrastructure companies in London build and operate fibre, wireless and network assets for carriers, enterprises and public-sector sites.
View listThreat Intelligence Companies in London: 71 Active Firms (2026)
Threat intelligence companies in London collect, analyse and operationalise cyber risk signals for organisations across the capital.
View listWeb3 and DeFi Companies in London: 90 Active Firms (2026)
Web3 and DeFi companies in London build decentralised finance, token infrastructure and blockchain applications for financial and digital markets.
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Financial Services
Alternative Lending Companies in London: 100+ Active Firms (2026)
Alternative lending companies provide non-bank credit, crowdfunding and asset-finance services to borrowers, with this cohort based across London boroughs.
View listAsset Finance Companies in London: 86 Active Firms (2026)
Leasing and asset finance companies in London fund business equipment, vehicles and other productive assets for local and national borrowers.
View listAsset Management Companies in London: 4,700+ Active Firms (2026)
Asset management companies manage investment portfolios and regulated funds for institutions, advisers and private clients across London.
View listBoutique M&A Companies in London: 92 Active Firms (2026)
Boutique M&A companies in London advise smaller and mid-market business sales, acquisitions and capital events across the city.
View listCorporate Banking Companies in London: 4,200+ Active Firms (2026)
Corporate banking companies provide deposit-taking, lending and treasury services to businesses across London boroughs.
View listCrypto Exchange Companies in London: 49 Active Firms (2026)
Crypto exchange companies in London operate cryptoasset trading, brokerage and settlement services for customers under FCA oversight.
View listFamily Office Companies in London: 200+ Active Firms (2026)
Family office companies manage private wealth, investment structures and administrative services for affluent families in London.
View listFinancial Advice Companies in London: 3,500+ Active Firms (2026)
Financial advice companies in London advise individuals and businesses on wealth, pensions, protection and investment decisions.
View listForeign Exchange Companies in London: 100+ Active Firms (2026)
Foreign exchange companies in London provide currency conversion, international payments and related market services for businesses and individuals.
View listGeneral Insurance Companies in London: 400+ Active Firms (2026)
General insurance companies in London underwrite and distribute non-life risk cover for consumers and businesses across the capital.
View listGrowth Equity Companies in London: 100+ Active Firms (2026)
Growth equity companies provide expansion capital to established high-growth businesses from a London investment base.
View listHedge Fund Companies in London: 100+ Active Firms (2026)
Hedge fund companies manage alternative investment funds using pooled capital and specialist trading strategies across London’s financial centre.
View listInfrastructure PE Companies in London: 90+ Active Firms (2026)
Infrastructure PE firms invest institutional capital into transport, energy, utilities and social-infrastructure assets, with bases in London.
View listInsurance Broking Companies in London: 900+ Active Firms (2026)
Insurance broking companies in London arrange cover between clients and insurers, with a concentration around FCA-regulated commercial lines.
View listInsurance Companies in London: 1,600+ Active Firms (2026)
Insurance companies in London underwrite, broker and administer risk-transfer products for businesses and consumers across the capital.
View listInvestment Banking Companies in London: 1,500+ Active Firms (2026)
Investment banking companies in London advise on capital raising, mergers, acquisitions and securities transactions for corporate and institutional clients.
View listLife & Protection Companies in London: 200+ Active Firms (2026)
Life and protection companies underwrite and distribute policies that pay out on death, illness or income loss for London customers.
View listM&A Advisory Companies in London: 200+ Active Firms (2026)
M&A advisory companies in London advise on mergers, acquisitions, disposals and capital-raising for businesses across the capital.
View listMerchant Acquiring Companies in London: 72 Active Firms (2026)
Merchant acquiring companies process card and digital payments for merchants, with London operations spanning fintech, retail and hospitality.
View listMoney Transfer Companies in London: 100+ Active Firms (2026)
Money transfer companies move customer funds across borders and payment networks, with London firms operating within the FCA and HMRC perimeter.
View listMortgage Lending Companies in London: 500+ Active Firms (2026)
Mortgage lending companies in London originate, service and broker secured property loans for residential and commercial borrowers across the capital.
View listPensions Companies in London: 200+ Active Firms (2026)
Pensions companies in London administer retirement schemes, support employers and members, and provide pension services across the capital.
View listPrivate Credit Companies in London: 200+ Active Firms (2026)
Private credit companies provide non-bank loans and direct lending to businesses, with London teams serving UK and cross-border borrowers.
View listPrivate Equity Companies in London: 7,800+ Active Firms (2026)
Private equity firms in London invest institutional capital into private companies, from growth-stage businesses to buyouts.
View listReinsurance Companies in London: 100+ Active Firms (2026)
Reinsurance companies in London assume and manage insurance risk from insurers, brokers and capital providers in a global market hub.
View listREIT Companies in London: 300+ Active Firms (2026)
REIT companies in London own, manage, or finance income-producing property through real estate investment trust structures.
View listRetail Banking Companies in London: 600+ Active Firms (2026)
Retail banking companies in London provide current accounts, savings, lending and payment services to consumers and small businesses across the capital.
View listSpecialty Insurance Companies in London: 100+ Active Firms (2026)
Specialty insurance companies in London underwrite and broker complex commercial risks for niche sectors and large accounts.
View listStockbroking Companies in London: 400+ Active Firms (2026)
Stockbroking companies in London provide brokerage, dealing and retail investment services from the UK’s main financial centre.
View listTrade Finance Companies in London: 70 Active Firms (2026)
Trade finance companies in London provide funding, risk mitigation and payment support for importers, exporters and supply-chain transactions.
View listVenture Capital Companies in London: 900+ Active Firms (2026)
Venture capital companies in London invest equity capital into high-growth private businesses, concentrated across the capital’s finance and technology markets.
View listWealth Management Companies in London: 1,500+ Active Firms (2026)
Wealth management companies in London advise clients on portfolios, financial planning and private-client investment services across the capital.
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Professional Services
Access Control Companies in London: 1,200+ Active Firms (2026)
Access control companies design, install and support physical and electronic entry-management systems for London premises.
View listAccountancy Companies in London: 10,000+ Active Firms (2026)
Accountancy companies in London prepare accounts, tax filings and audit work for businesses, charities and individuals across the capital.
View listB2B Companies in London: 23,000+ Active Firms (2026)
B2B companies sell products and services to other organisations, with this London cohort spanning suppliers across services, technology and trade.
View listBookkeeping Companies in London: 5,300+ Active Firms (2026)
Bookkeeping companies in London manage accounts, payroll records and reporting for employers across the capital's business districts.
View listBranding Companies in London: 600+ Active Firms (2026)
Branding companies in London create visual identities, messaging systems and brand strategy for organisations across the capital.
View listCCTV Companies in London: 1,200+ Active Firms (2026)
CCTV companies in London design, install and monitor video surveillance systems for commercial, public-sector and residential sites.
View listCommercial Law Companies in London: 300+ Active Firms (2026)
Commercial law companies advise organisations on contracts, transactions and disputes, concentrated across London’s regulated legal-services market.
View listConsulting Companies in London: 79,000+ Active Firms (2026)
Consulting companies in London advise organisations on strategy, operations, transformation and performance across the capital.
View listCourt Law Companies in London: 200+ Active Firms (2026)
Court law companies in London provide criminal defence, family proceedings and related litigation services under England and Wales regulation.
View listCreative Design Companies in London: 9,000+ Active Firms (2026)
Creative design companies in London develop brand identities, campaigns, digital content and visual communications for commercial clients.
View listEmployee Benefits Companies in London: 30+ Active Firms (2026)
Employee benefits providers design, administer and advise on workplace reward, pensions and financial wellbeing programmes for London employers.
View listEnvironmental Testing Companies in London: 70+ Active Firms (2026)
Environmental testing companies measure air, water and soil quality for compliance, due diligence and operations across London.
View listESG Consulting Companies in London: 100+ Active Firms (2026)
ESG consulting companies in London advise organisations on sustainability strategy, reporting, climate risk and responsible governance.
View listForensic Accounting Companies in London: 100+ Active Firms (2026)
Forensic accounting companies investigate financial records, disputes and suspected fraud for organisations based in and around London.
View listHR Consulting Companies in London: 300+ Active Firms (2026)
HR consulting companies advise employers on people strategy, workforce change and compliance, serving clients across London’s public and private sectors.
View listInjury Litigation Companies in London: 200+ Active Firms (2026)
Injury litigation companies handle personal injury claims and related civil disputes for clients across London boroughs.
View listInsolvency Companies in London: 100+ Active Firms (2026)
Insolvency and restructuring companies in London manage statutory appointments, rescue processes and creditor-led wind-downs across the capital.
View listLegal Services Companies in London: 3,600+ Active Firms (2026)
Legal services companies advise, represent and support clients on commercial and personal legal matters across London.
View listManned Guarding Companies in London: 2,200+ Active Firms (2026)
Manned guarding companies provide staffed security, patrol and access-control services for premises and events across London.
View listMarket Research Companies in London: 1,600+ Active Firms (2026)
Market research companies in London design surveys, qualitative studies and data analytics that help organisations understand customers and markets.
View listMarketing Agency Companies in London: 21,000+ Active Firms (2026)
Marketing agencies in London plan, buy and optimise campaigns across digital and offline channels for UK and international clients.
View listOps Consulting Companies in London: 500+ Active Firms (2026)
Operations consulting companies in London improve operating models, processes and delivery performance for organisations across the capital.
View listOther Sector Companies in London: 6,500+ Active Firms (2026)
Other sector companies in London operate outside the main tagged industries, covering varied commercial activities across the capital.
View listPhysical Security Companies in London: 3,500+ Active Firms (2026)
Physical security services companies provide manned guarding, key holding and site protection for organisations across London.
View listPlanning Consultancy Companies in London: 700+ Active Firms (2026)
Planning consultancies advise on development applications, policy, appeals and consents for property and infrastructure projects across London.
View listPR Agency Companies in London: 3,000+ Active Firms (2026)
PR agencies plan media relations, reputation management and stakeholder communications for organisations across London.
View listProduct Testing Companies in London: 100+ Active Firms (2026)
Product testing companies test, inspect and certify goods against safety, performance and conformity requirements across London.
View listProject Management Companies in London: 500+ Active Firms (2026)
Project management consultancies plan, coordinate and control complex client programmes across London boroughs.
View listProperty Law Companies in London: 200+ Active Firms (2026)
Property law companies in London handle conveyancing, title checks and real-estate legal work for buyers, sellers, lenders and landlords across the capital.
View listQuantity Surveying Companies in London: 800+ Active Firms (2026)
Quantity surveying companies cost, value and commercially manage construction projects for clients across London.
View listRecruitment Companies in London: 8,600+ Active Firms (2026)
Recruitment companies in London place permanent, temporary and contract workers with employers across the capital.
View listStaffing Companies in London: 3,300+ Active Firms (2026)
Staffing companies in London supply temporary and contract workers to hirers across the capital’s business and public-service labour markets.
View listStrategy Consulting Companies in London: 900+ Active Firms (2026)
Strategy consulting companies advise organisations on growth, operations, transactions and transformation across London's corporate and public-sector market.
View listTax Advisory Companies in London: 3,000+ Active Firms (2026)
Tax advisory companies in London advise organisations and individuals on tax planning, compliance, reporting and disputes across the capital.
View listTIC Companies in London: 1,000+ Active Firms (2026)
TIC providers test, inspect and certify products, systems and processes for regulated and commercial customers across London.
View listTranslation Companies in London: 900+ Active Firms (2026)
Translation companies provide multilingual translation, interpreting and localisation services for organisations based in and around London.
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Healthcare & Life Sciences
Biotech Companies in London: 700+ Active Firms (2026)
Biotech companies in London develop biological research, therapeutics and platform technologies within the UK life-sciences framework.
View listCare Provider Companies in London: 29,000+ Active Firms (2026)
Care providers deliver regulated healthcare, treatment, diagnostics, adult social care and support services across London boroughs.
View listClinical Research Companies in London: 70 Active Firms (2026)
Clinical research companies run and support regulated human studies of medicines and health interventions for London sponsors, sites and partners.
View listContract Research Companies in London: 26 Active Firms (2026)
Contract research organisations design, run and report outsourced clinical studies, with London firms serving sponsors under MHRA and GCP oversight.
View listDental Companies in London: 2,200+ Active Firms (2026)
Dental companies in London provide oral healthcare, laboratory services and practice support across the capital.
View listDiagnostics Companies in London: 74 Active Firms (2026)
Diagnostics companies in London provide laboratory testing, pathology analysis and screening services for healthcare providers and patients.
View listDomiciliary Care Companies in London: 1,500+ Active Firms (2026)
Domiciliary care companies provide home-based personal care and support for adults and children across London boroughs.
View listGeneric Pharma Companies in London: 46 Active Firms (2026)
Generic pharma companies in London develop, license and supply off-patent medicines that match reference products under UK regulation.
View listMedical Devices Companies in London: 600+ Active Firms (2026)
Medical device companies in London design, manufacture and distribute regulated health technologies for Great Britain and international markets.
View listMental Health Companies in London: 1,700+ Active Firms (2026)
Mental health companies in London provide therapy, counselling, digital wellbeing and clinical support services across the capital.
View listOccupational Health Companies in London: 43 Active Firms (2026)
Occupational health companies provide workplace health assessments, surveillance and return-to-work support for employers across London.
View listOptometry Companies in London: 200+ Active Firms (2026)
Optometry companies in London provide eye examinations, vision correction and optical dispensing services across the capital.
View listOTC Health Companies in London: 100+ Active Firms (2026)
OTC health companies in London make and distribute non-prescription consumer healthcare products for pharmacy, retail and online channels.
View listPharma Companies in London: 1,500+ Active Firms (2026)
Pharma companies in London develop, manufacture, license or distribute medicines within a regulated UK life-sciences market.
View listPharma Wholesale Companies in London: 500+ Active Firms (2026)
Pharma wholesale companies in London supply medicines to healthcare providers and authorised buyers under MHRA-regulated distribution rules.
View listPhysiotherapy Companies in London: 100+ Active Firms (2026)
Physiotherapy companies in London provide rehabilitation, musculoskeletal care and allied health services across borough clinics and employer settings.
View listPrecision Medicine Companies in London: 40+ Active Firms (2026)
Precision medicine companies in London develop genomic testing, biomarker analysis and data-led tools for more targeted healthcare.
View listPrivate Healthcare Companies in London: 800+ Active Firms (2026)
Private healthcare companies provide self-pay and insured medical services, diagnostics, treatment and care across London boroughs.
View listSocial Care Companies in London: 5,200+ Active Firms (2026)
Social care companies in London provide residential care, domiciliary support and specialist services for adults and children across the capital.
View listVeterinary Companies in London: 300+ Active Firms (2026)
Veterinary companies in London provide animal healthcare, diagnostics and practice-support services across the capital’s pet-care market.
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Manufacturing & Industry
Advanced Manufacturing Companies in London: 6,300+ Active Firms (2026)
Advanced manufacturing companies in London apply automation, materials engineering and precision production to make high-value products across the capital.
View listAerospace Companies in London: 100+ Active Firms (2026)
Aerospace companies in London manufacture aircraft components, systems and regulated aviation products within the CAA framework.
View listAerospace Defence Companies in London: 300+ Active Firms (2026)
Aerospace defence companies design, support and supply aircraft, systems and controlled components for civil and defence markets around London.
View listAutomotive Companies in London: 200+ Active Firms (2026)
Automotive companies in London build, import, modify and support vehicles and components across the capital's mobility market.
View listChemicals Companies in London: 200+ Active Firms (2026)
Chemicals companies in London formulate, blend, distribute and commercialise industrial and specialty chemical products across the capital.
View listDefence MRO Companies in London: 36 Active Firms (2026)
Defence MRO companies in London maintain, repair and support military equipment for defence and aerospace customers across the capital.
View listElectronics Companies in London: 300+ Active Firms (2026)
Electronics manufacturers design, assemble and test electronic equipment and components for regulated UK markets from London bases.
View listMachinery Companies in London: 600+ Active Firms (2026)
Machinery companies design, supply and service industrial equipment for manufacturers, utilities and commercial sites across London.
View listMetals Companies in London: 500+ Active Firms (2026)
Metals manufacturers in London fabricate, process and finish steel and metal products for construction, engineering and industrial supply chains.
View listMining Companies in London: 300+ Active Firms (2026)
Mining companies in London manage mineral extraction, quarrying and related support services from offices across the capital.
View listMining Services Companies in London: 100+ Active Firms (2026)
Mining services companies in London provide technical, operational and compliance support to quarrying and mineral extraction projects.
View listPackaging Companies in London: 100+ Active Firms (2026)
Packaging companies in London design, manufacture and distribute containers, wraps and materials for retail, food, industrial and ecommerce supply chains.
View listPaper & Board Companies in London: 100+ Active Firms (2026)
Paper and board manufacturers convert fibre, pulp and recycled stock into paper, card and packaging materials for London supply chains.
View listPrinting Companies in London: 77 Active Firms (2026)
Printing companies in London produce commercial, packaging and specialist printed materials for organisations across the capital.
View listQuarrying Companies in London: 47 Active Firms (2026)
Quarrying companies in London extract, process and supply stone, sand and aggregates for construction projects across the capital.
View listRubber and Plastics Companies in London: 200+ Active Firms (2026)
Rubber and plastics companies in London manufacture polymer components, packaging and industrial materials for regional supply chains.
View listSemiconductor Companies in London: 100+ Active Firms (2026)
Semiconductor companies in London design microchips, components and related intellectual property for electronics, communications and industrial systems.
View listTextiles Companies in London: 2,100+ Active Firms (2026)
Textiles manufacturers in London produce fabrics, garments and finished textile goods for fashion, interiors and industrial buyers.
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Engineering & Built Environment
Architecture Companies in London: 4,400+ Active Firms (2026)
Architecture companies in London design buildings, interiors and urban schemes for commercial, public and residential clients across the capital.
View listBuild-to-rent Companies in London: 200+ Active Firms (2026)
Build-to-rent operators develop, own and manage purpose-built rental housing schemes across London boroughs.
View listBuilding Materials Companies in London: 1,400+ Active Firms (2026)
Building materials companies in London manufacture, distribute and supply construction inputs to contractors, developers and trade buyers across the capital.
View listCivil Engineering Companies in London: 9,300+ Active Firms (2026)
Civil engineering companies in London design, build and maintain transport, water, energy, waste and communications infrastructure across the capital.
View listCommercial Cleaning Companies in London: 5,500+ Active Firms (2026)
Commercial cleaning companies provide contracted cleaning, hygiene and facilities support for workplaces, venues and multi-site premises across London.
View listConstruction Companies in London: 52,000+ Active Firms (2026)
Construction companies in London build, fit out and maintain residential, commercial and infrastructure assets across the capital.
View listCRE Companies in London: 1,100+ Active Firms (2026)
Commercial real estate companies in London advise, manage, value and transact offices, shops, factories, hotels and investment property across the capital.
View listDecorating Companies in London: 2,400+ Active Firms (2026)
Painting and decorating businesses apply coatings and wallcoverings in domestic and commercial properties across London.
View listElectrical Contracting Companies in London: 4,800+ Active Firms (2026)
Electrical contracting companies install, inspect, test and maintain electrical systems for buildings and infrastructure across London.
View listEnvironmental Consulting Companies in London: 200+ Active Firms (2026)
Environmental consulting companies in London advise organisations on permits, impact, sustainability risk and compliance across urban development and infrastructure.
View listEstate Agency Companies in London: 800+ Active Firms (2026)
Estate agencies in London market, let and sell residential property for homeowners, landlords and buyers across the capital.
View listFacilities Management Companies in London: 500+ Active Firms (2026)
Facilities management companies maintain workplaces, estates and building services for commercial, public-sector and residential clients across London.
View listField Services Companies in London: 55,000+ Active Firms (2026)
Field services companies in London deliver on-site installation, maintenance, repair and trade work for property, infrastructure and business customers.
View listFit-out Companies in London: 1,700+ Active Firms (2026)
Fit-out and refurbishment companies design, manage and deliver interior upgrades and repair works for commercial and residential buildings across London.
View listFlexible Workspace Companies in London: 100+ Active Firms (2026)
Flexible workspace providers lease, manage and operate serviced offices and shared workplace facilities across London boroughs.
View listGroundworks Companies in London: 1,600+ Active Firms (2026)
Groundworks and landscaping companies prepare sites, install drainage and shape outdoor spaces for construction and property clients across London.
View listHousebuilding Companies in London: 12,000+ Active Firms (2026)
Housebuilding companies in London acquire land, plan schemes and construct new residential properties across the capital’s boroughs.
View listHVAC Companies in London: 4,200+ Active Firms (2026)
HVAC companies in London design, install and maintain heating, ventilation, air-conditioning and refrigeration systems across the capital.
View listInfrastructure Companies in London: 2,900+ Active Firms (2026)
Infrastructure companies in London build, finance, operate and maintain essential physical and digital assets across the capital.
View listJoinery Companies in London: 1,800+ Active Firms (2026)
Joinery companies in London manufacture, fit and repair timber interiors, doors, stairs and site carpentry for construction clients.
View listM&E Contractor Companies in London: 400+ Active Firms (2026)
M&E contractor companies in London design, install and maintain mechanical and electrical systems for commercial buildings across the capital.
View listModular Construction Companies in London: 67 Active Firms (2026)
Modular construction companies design, manufacture and assemble building components off site for projects across London.
View listPlant Hire Companies in London: 200+ Active Firms (2026)
Plant hire companies rent construction machinery, access equipment and site tools to contractors across London boroughs.
View listPlumbing Companies in London: 4,400+ Active Firms (2026)
Plumbing companies in London install, repair and maintain water, drainage and heating systems for homes, landlords and commercial premises across the capital.
View listProperty Advisory Companies in London: 400+ Active Firms (2026)
Property advisory companies advise occupiers, landlords and investors on commercial real estate transactions in and around London.
View listProperty Development Companies in London: 46,000+ Active Firms (2026)
Property development companies in London assemble sites, secure planning consent and deliver residential, commercial and mixed-use schemes.
View listProperty Management Companies in London: 18,000+ Active Firms (2026)
Property management companies oversee residential and commercial buildings, tenancies, maintenance and service charges across London boroughs.
View listProperty Surveying Companies in London: 300+ Active Firms (2026)
Property surveying companies measure, inspect and value buildings and land for transactions, lending and development across London.
View listReal Estate Companies in London: 106,000+ Active Firms (2026)
Real estate companies in London buy, sell, let, manage and advise on residential and commercial property across the capital.
View listStructural Engineering Companies in London: 100+ Active Firms (2026)
Structural engineering companies in London design, assess and refurbish buildings, bridges and other structures for the capital’s construction market.
View listStudent Housing Companies in London: 100+ Active Firms (2026)
Student housing companies in London develop, own or manage accommodation for university students across the capital.
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Energy & Sustainability
Battery Storage Companies in London: 100+ Active Firms (2026)
Battery storage companies in London develop, finance and operate assets that store electricity and provide grid services across the capital.
View listClimate tech Companies in London: 200+ Active Firms (2026)
Climate tech companies in London build carbon measurement, reduction and climate-risk services for businesses, investors and public bodies.
View listEnergy Consulting Companies in London: 200+ Active Firms (2026)
Energy consulting companies in London advise organisations on procurement, efficiency, decarbonisation and compliance across the capital.
View listEnergy Retail Companies in London: 39 Active Firms (2026)
Energy retail companies in London sell electricity, gas or related supply services to households and businesses across the capital.
View listEV Charging Infrastructure Companies in London: 88 Active Firms (2026)
EV charging infrastructure companies install, operate and support vehicle charging networks across London boroughs.
View listLow Carbon Heating Companies in London: 90+ Active Firms (2026)
Low-carbon heating companies design, install and service heat pumps and related systems for homes and buildings across London.
View listOil and Gas Companies in London: 600+ Active Firms (2026)
Oil and gas companies in London finance, trade and manage energy assets, services and infrastructure across a metropolitan UK hub.
View listOilfield Services Companies in London: 200+ Active Firms (2026)
Oilfield services companies in London provide engineering, well, subsea and asset-support services for upstream energy projects.
View listRenewable Energy Companies in London: 500+ Active Firms (2026)
Renewable energy companies generate, develop, finance or supply low-carbon power and related services across London’s energy market.
View listSolar Installation Companies in London: 100+ Active Firms (2026)
Solar installation companies in London design, fit and maintain photovoltaic systems for homes, landlords and commercial properties across the capital.
View listUtilities Companies in London: 1,200+ Active Firms (2026)
Utilities companies in London supply, manage and support essential energy, water and infrastructure services across the capital.
View listWaste Management Companies in London: 1,300+ Active Firms (2026)
Waste management companies in London collect, sort, recycle, treat, store and dispose of commercial, industrial and local-authority waste.
View listWind Energy Companies in London: 79 Active Firms (2026)
Wind energy companies in London develop, finance, operate and service wind power projects for UK and international markets.
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Retail
Automotive Retail Companies in London: 6,700+ Active Firms (2026)
Automotive retail companies in London sell new and used vehicles, parts and related services across dealership, fleet and online channels.
View listB2B2C Companies in London: 2,100+ Active Firms (2026)
B2B2C companies sell products or services through business partners to end consumers, with London concentration in digital commerce and data-led channels.
View listD2C Companies in London: 600+ Active Firms (2026)
D2C companies in London sell products directly to consumers through owned digital channels and fulfilment operations across the capital.
View listDiscount Retail Companies in London: 46 Active Firms (2026)
Discount retail companies sell low-priced consumer goods through stores or online channels, with this cohort based across London boroughs.
View listDIY Retail Companies in London: 1,000+ Active Firms (2026)
DIY retailers in London sell home improvement, garden and decorating products through shops and ecommerce channels across the capital.
View listFashion Retail Companies in London: 35,000+ Active Firms (2026)
Fashion retail companies in London design, source and sell apparel, accessories and lifestyle goods through stores, ecommerce and wholesale channels.
View listFuel Retail Companies in London: 79 Active Firms (2026)
Fuel and forecourt retailers sell petrol, diesel, charging and convenience goods to motorists across London boroughs.
View listFurniture Companies in London: 1,500+ Active Firms (2026)
Furniture companies in London design, manufacture, import and sell home and workplace furnishings across the capital.
View listGrocery Retail Companies in London: 4,600+ Active Firms (2026)
Grocery retail companies in London sell food, household staples and convenience goods through supermarkets, local stores and online channels.
View listLuxury Goods Companies in London: 1,100+ Active Firms (2026)
Luxury goods companies design, make, distribute or retail premium products, with London serving as a high-value export and client hub.
View listPharmacy Retail Companies in London: 800+ Active Firms (2026)
Pharmacy retail companies in London dispense prescription medicines and sell health products through regulated community and distance-selling premises.
View listSports Retail Companies in London: 800+ Active Firms (2026)
Sports and outdoor retailers sell equipment, apparel and accessories for fitness, leisure and adventure use across London.
View listTech Retail Companies in London: 1,900+ Active Firms (2026)
Tech retail companies in London sell consumer electronics, computing devices and related accessories through stores and online channels across the capital.
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Media & Consumer
Accommodation Companies in London: 3,600+ Active Firms (2026)
Accommodation companies in London operate hotels, guest houses and serviced lodging for business and leisure travellers across the capital.
View listB2C Companies in London: 15,000+ Active Firms (2026)
B2C companies in London sell products and services directly to consumers across retail, leisure, media, finance and digital markets.
View listBeauty Companies in London: 13,000+ Active Firms (2026)
Beauty companies make, distribute, retail or deliver cosmetics, grooming and personal-care products and services across London.
View listCreator Economy Companies in London: 7,700+ Active Firms (2026)
Creator economy companies in London produce, monetise and distribute digital media, audience communities and influencer campaigns across the capital.
View listEvents Companies in London: 800+ Active Firms (2026)
Events companies in London plan, produce and manage conferences, exhibitions and corporate experiences for regional and international clients.
View listFilm & TV Companies in London: 11,000+ Active Firms (2026)
Film and TV companies in London develop, finance and produce screen content for broadcasters, streamers and cinema in the UK’s main production hub.
View listFitness Companies in London: 1,200+ Active Firms (2026)
Fitness companies in London operate gyms, studios and physical activity services for consumers, employers and public-sector leisure users.
View listFMCG Companies in London: 14,000+ Active Firms (2026)
FMCG companies in London make, brand, distribute and wholesale fast-moving consumer products for retail, hospitality and online channels.
View listFood and Beverage Companies in London: 4,600+ Active Firms (2026)
Food and beverage companies make, process, distribute or sell consumable products, with London coverage across borough-based producers, wholesalers and operators.
View listFoodservice Companies in London: 21,000+ Active Firms (2026)
Foodservice companies in London operate restaurants, catering, takeaway and hospitality dining services across the capital.
View listHospitality Companies in London: 33,000+ Active Firms (2026)
Hospitality companies in London operate accommodation, food service, licensed venues and travel services across the capital.
View listiGaming Companies in London: 100+ Active Firms (2026)
iGaming companies in London operate licensed betting, casino, bingo, lottery or gambling-software services for digital and retail markets.
View listJournalism Companies in London: 500+ Active Firms (2026)
News and journalism companies in London produce reporting, analysis and editorial media for readers, subscribers and commercial audiences across the capital.
View listLeisure Venue Companies in London: 1,500+ Active Firms (2026)
Leisure venue companies operate places for social, cultural and recreational activity across London’s boroughs.
View listMedia Publishing Companies in London: 35,000+ Active Firms (2026)
Media publishing companies in London create, package and distribute editorial, entertainment and advertising content across city-based markets.
View listMusic Companies in London: 4,000+ Active Firms (2026)
Music companies in London create, record, publish and commercialise audio rights and services across the capital’s creative economy.
View listOnline Casino Companies in London: 30+ Active Firms (2026)
Online casino companies run remote gambling platforms, payment-led gaming operations and related services from London bases.
View listOnline Travel Companies in London: 100+ Active Firms (2026)
Online travel companies sell digital booking, package and itinerary services to consumers and businesses from London boroughs.
View listOOH Advertising Companies in London: 100+ Active Firms (2026)
OOH advertising companies sell, plan and manage billboard, transit and public-space media for advertisers across London.
View listOTT Streaming Companies in London: 100+ Active Firms (2026)
OTT streaming companies in London deliver internet video, audio and platform services for media owners, advertisers and audiences across the capital.
View listProfessional Sport Companies in London: 100+ Active Firms (2026)
Professional sport companies operate clubs, teams, competitions and commercial sport organisations across London’s spectator economy.
View listPublishing Companies in London: 2,500+ Active Firms (2026)
Book and magazine publishers produce, commission and distribute print and digital editorial titles from London and surrounding boroughs.
View listRadio & Podcasting Companies in London: 400+ Active Firms (2026)
Radio and podcasting companies in London produce, distribute and monetise audio programming for broadcast, streaming and branded channels.
View listSport & Leisure Companies in London: 10,000+ Active Firms (2026)
Sport and leisure companies in London operate venues, clubs, events and activity services for consumers, employers and public-sector partners.
View listSports Betting Companies in London: 28 Active Firms (2026)
Sports betting companies run regulated wagering services for real and virtual events across London and the wider British market.
View listSports Coaching Companies in London: 1,400+ Active Firms (2026)
Sports coaching companies deliver training, instruction and academy programmes for athletes, clubs and schools across London.
View listTour Operator Companies in London: 1,100+ Active Firms (2026)
Tour operator companies in London design and sell packaged travel itineraries, combining transport, accommodation and services for outbound and inbound markets.
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Transport & Logistics
Aviation Companies in London: 1,000+ Active Firms (2026)
Aviation companies in London operate air transport, airport, groundhandling and regulated support services in a major UK travel hub.
View listFMCG Wholesale Companies in London: 4,500+ Active Firms (2026)
FMCG wholesalers in London distribute fast-moving food, drink and household goods to retailers, caterers and other trade buyers across the capital.
View listFreight Forwarding Companies in London: 300+ Active Firms (2026)
Freight forwarding companies in London arrange domestic and international cargo movement, customs paperwork and multimodal logistics for shippers.
View listIndustrial Supply Companies in London: 1,500+ Active Firms (2026)
Industrial supply distributors sell components, consumables and equipment to manufacturers, contractors and service operators across London.
View listLast-mile Delivery Companies in London: 1,700+ Active Firms (2026)
Last-mile delivery companies in London move parcels, groceries and retail orders from local depots to end customers across the capital.
View listLogistics Companies in London: 10,000+ Active Firms (2026)
Logistics companies in London move, store and coordinate goods across urban, national and international supply chains.
View listMaritime Companies in London: 900+ Active Firms (2026)
Maritime companies operate shipping, vessel management, port services and marine support activities in and around London.
View listPassenger Transport Companies in London: 300+ Active Firms (2026)
Passenger transport companies move people by rail, bus, coach and related services across London’s commuter and visitor markets.
View listRoad Haulage Companies in London: 4,300+ Active Firms (2026)
Road haulage companies move goods by lorry and van for shippers, retailers and logistics operators across London.
View listTech Distribution Companies in London: 1,300+ Active Firms (2026)
Tech distribution companies supply hardware, devices and related technology products to business buyers across London.
View listWarehousing Companies in London: 800+ Active Firms (2026)
Warehousing companies store, pick, pack and dispatch goods for retailers, manufacturers and importers across London and nearby logistics corridors.
View listWholesale Companies in London: 23,000+ Active Firms (2026)
Wholesale distribution companies in London buy goods in bulk, manage stock and logistics, and supply retailers, operators and trade buyers across the capital.
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Agriculture & Primary Industry
Agri-supply Companies in London: 300+ Active Firms (2026)
Agri-supply and equipment businesses provide machinery, inputs and services for farms, growers and food-production operations across London.
View listArable Farming Companies in London: 200+ Active Firms (2026)
Arable farming companies grow cereals, oilseeds and other field crops, in and around London’s boroughs and rural fringes.
View listForestry and Timber Companies in London: 100+ Active Firms (2026)
Forestry and timber companies in London manage woodland resources, source timber and supply wood products across city and regional markets.
View listHorticulture Companies in London: 100+ Active Firms (2026)
Horticulture companies in London grow, import, wholesale and retail plants, nursery stock and ornamental crops across the capital.
View listLand Management Companies in London: 1,500+ Active Firms (2026)
Land management companies in London operate farming, forestry, woodland and rural-asset activities from a major UK commercial centre.
View listLivestock & Dairy Companies in London: 300+ Active Firms (2026)
Livestock and dairy companies rear animals, produce milk and supply meat, dairy and related animal products from bases across London.
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Education, NFP & Third Sector
Development NGO Companies in London: 61 Active Firms (2026)
Development NGOs deliver aid, grant-funded programmes and policy support for overseas social impact from London bases.
View listEducation Companies in London: 20,000+ Active Firms (2026)
Education companies in London deliver teaching, assessment, tutoring and training services for learners, employers and public-sector buyers across the capital.
View listFurther Education Companies in London: 400+ Active Firms (2026)
Further education providers deliver post-16 vocational, technical and skills training for learners and employers across London.
View listHousing Support Companies in London: 45 Active Firms (2026)
Housing support organisations in London provide accommodation advice, homelessness prevention and welfare services across the capital.
View listK-12 Education Companies in London: 2,300+ Active Firms (2026)
K-12 education organisations in London run schools, academy trusts and support services for pupils across the capital.
View listL&D Companies in London: 8,000+ Active Firms (2026)
Corporate training and L&D companies design workplace learning, compliance courses and skills programmes for employers across London.
View listNot-for-profit Companies in London: 6,500+ Active Firms (2026)
Not-for-profit organisations in London deliver charitable, social, cultural and community services across the capital.
View listSocial Enterprise Companies in London: 200+ Active Firms (2026)
Social enterprises in London trade to deliver measurable social or environmental benefit across the capital’s communities and services.
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Public Sector
Central Government Companies in London: 200+ Active Firms (2026)
Central government companies in London deliver policy, administrative and outsourced services to national public bodies across the capital.
View listDefence Companies in London: 100+ Active Firms (2026)
Defence companies in London supply security, intelligence and mission-support capabilities to government and regulated buyers across the capital.
View listHigher Education Companies in London: 900+ Active Firms (2026)
Higher education companies deliver degree-level teaching, research and specialist training for students and employers across London.
View listLocal Government Companies in London: 200+ Active Firms (2026)
Local government companies in London deliver outsourced services, property, infrastructure and operational support for borough-level public bodies.
View listPublic Sector Companies in London: 1,800+ Active Firms (2026)
Public-sector companies in London supply goods and services to government, health, education, housing, utilities and emergency-service buyers.
View listSocial Housing Companies in London: 2,800+ Active Firms (2026)
Social housing companies provide affordable rented homes and tenant services for households across London boroughs.
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Company Stage
Scale-up Companies in London: 400+ Active Firms (2026)
Scale-up companies grow revenue or headcount rapidly across sectors, with this London cohort concentrated in larger growth-stage operations.
View listStartup Companies in London: 1,100+ Active Firms (2026)
Startup companies in London build early-stage, scalable products or services across sectors, centred on the capital's venture ecosystem.
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