UK Industries
Explore 94 UK industry sectors classified by SIC code. These sectors cover 3,901,560 active companies across 17 major divisions. Each industry page includes company counts, formation trends by decade, geographic distribution, and featured companies sourced from official government data.
94
Industry Sectors
17
SIC Sections
3.9M
Active Companies
4.4M
Total Registrations
Largest Sectors
Other letting and operating of own or leased real estateSIC 68209 · 267,537 active · 57% since 2020Buying and selling of own real estateSIC 68100 · 241,745 active · 71.9% since 2020Management consultancy activities other than financial managementSIC 70229 · 205,755 active · 60.1% since 2020Other business support service activities n.e.c.SIC 82990 · 170,512 active · 35% since 2020Retail sale via mail order houses or via InternetSIC 47910 · 148,855 active · 100.2% since 2020
Section L — Real estate activities
Section M — Professional, scientific and technical activities
Management consultancy activities other than financial managementSIC 70229 · 205,755 companiesOther professional, scientific and technical activities n.e.c.SIC 74909 · 60,811 companiesAccounting and auditing activitiesSIC 69201 · 41,103 companiesNon-trading companySIC 74990 · 40,907 companiesspecialised design activitiesSIC 74100 · 30,839 companiesAdvertising agenciesSIC 73110 · 30,499 companiesOther engineering activitiesSIC 71129 · 27,139 companiesActivities of head officesSIC 70100 · 26,426 companiesEngineering related scientific and technical consulting activitiesSIC 71122 · 21,765 companiesArchitectural activitiesSIC 71111 · 17,513 companiesFinancial managementSIC 70221 · 15,578 companiesPublic relations and communications activitiesSIC 70210 · 12,515 companiesBookkeeping activitiesSIC 69202 · 11,669 companiesSolicitorsSIC 69102 · 11,610 companies
Section N — Administrative and support service activities
Other business support service activities n.e.c.SIC 82990 · 170,512 companiesOther activities of employment placement agenciesSIC 78109 · 24,994 companiesGeneral cleaning of buildingsSIC 81210 · 17,499 companiesLandscape service activitiesSIC 81300 · 17,002 companiesTemporary employment agency activitiesSIC 78200 · 12,642 companiesTravel agency activitiesSIC 79110 · 11,908 companiesPrivate security activitiesSIC 80100 · 11,836 companiesOther cleaning servicesSIC 81299 · 10,186 companies
Section G — Wholesale and retail trade; repair of motor vehicles
Retail sale via mail order houses or via InternetSIC 47910 · 148,855 companiesMaintenance and repair of motor vehiclesSIC 45200 · 46,632 companiesOther retail sale not in stores, stalls or marketsSIC 47990 · 34,558 companiesSale of used cars and light motor vehiclesSIC 45112 · 32,680 companiesRetail sale in non-specialised stores with food, beverages or tobacco predominatingSIC 47110 · 31,640 companiesOther retail sale in non-specialised storesSIC 47190 · 30,357 companiesNon-specialised wholesale tradeSIC 46900 · 29,915 companiesRetail sale of clothing in specialised storesSIC 47710 · 22,587 companiesAgents involved in the sale of a variety of goodsSIC 46190 · 16,738 companiesWholesale of clothing and footwearSIC 46420 · 11,830 companiesOther retail sale of new goods in specialised stores (not commercial art galleries and opticians)SIC 47789 · 10,147 companies
Section T — Activities of households as employers
Section J — Information and communication
Information technology consultancy activitiesSIC 62020 · 122,014 companiesBusiness and domestic software developmentSIC 62012 · 80,049 companiesOther information technology service activitiesSIC 62090 · 51,947 companiesVideo production activitiesSIC 59112 · 20,036 companiesMotion picture production activitiesSIC 59111 · 19,812 companiesOther information service activities n.e.c.SIC 63990 · 15,430 companiesSound recording and music publishing activitiesSIC 59200 · 15,349 companiesOther software publishingSIC 58290 · 12,791 companiesOther publishing activitiesSIC 58190 · 12,465 companiesTelevision programme production activitiesSIC 59113 · 10,823 companies
Section S — Other service activities
Section F — Construction
Development of building projectsSIC 41100 · 109,474 companiesConstruction of domestic buildingsSIC 41202 · 62,432 companiesElectrical installationSIC 43210 · 49,821 companiesOther specialised construction activities n.e.c.SIC 43999 · 47,985 companiesPlumbing, heat and air-conditioning installationSIC 43220 · 41,660 companiesOther building completion and finishingSIC 43390 · 35,876 companiesConstruction of commercial buildingsSIC 41201 · 33,776 companiesOther construction installationSIC 43290 · 28,101 companiesJoinery installationSIC 43320 · 15,887 companiesConstruction of other civil engineering projects n.e.c.SIC 42990 · 14,732 companiesRoofing activitiesSIC 43910 · 13,723 companiesPaintingSIC 43341 · 11,294 companies
Section U — Activities of extraterritorial organisations
Section K — Financial and insurance activities
Section Q — Human health and social work activities
Other human health activitiesSIC 86900 · 77,826 companiesSpecialists medical practice activitiesSIC 86220 · 27,568 companiesGeneral medical practice activitiesSIC 86210 · 22,764 companiesDental practice activitiesSIC 86230 · 18,062 companiesOther social work activities without accommodation n.e.c.SIC 88990 · 13,289 companiesHospital activitiesSIC 86101 · 11,183 companies
Section I — Accommodation and food service activities
Take-away food shops and mobile food standsSIC 56103 · 60,939 companiesLicensed restaurantsSIC 56101 · 43,397 companiesUnlicensed restaurants and cafesSIC 56102 · 37,025 companiesPublic houses and barsSIC 56302 · 27,847 companiesEvent catering activitiesSIC 56210 · 19,126 companiesHotels and similar accommodationSIC 55100 · 17,932 companiesOther food servicesSIC 56290 · 16,977 companiesOther holiday and other collective accommodationSIC 55209 · 12,515 companiesOther accommodationSIC 55900 · 11,607 companies
Section H — Transportation and storage
Section P — Education
Section R — Arts, entertainment and recreation
Artistic creationSIC 90030 · 22,171 companiesOther sports activitiesSIC 93199 · 20,855 companiesPerforming artsSIC 90010 · 17,811 companiesOther amusement and recreation activities n.e.c.SIC 93290 · 15,827 companiesFitness facilitiesSIC 93130 · 12,902 companiesSupport activities to performing artsSIC 90020 · 10,062 companies