- C&AFashion & accessories · 184167
- C. Hoare & CoBanks, insurance & finance · 167261
- c2cTravel & hotels · 199658
- CadburyFood · 182467
- CadwaladersRestaurants & cafés · 1927
- CaffynsShops & marketplaces · 1865
- Caffè NeroRestaurants & cafés · 1997
- Café RougeRestaurants & cafés · 198967
- Caledonian BreweryDrinks · 186967
- Caledonian MacBrayneTravel & hotels · 197376
- Calvin KleinFashion & accessories · 196879
- Camden Town BreweryDrinks · 201076
- Camerons BreweryDrinks · 186558
- Cammell LairdBusiness & industry · 1828
- Candlelight RecordsMedia, music & games · 199355
- CanonTech & gadgets · 193761
- Canterbury of New ZealandSport & fitness · 190476
- CapcomMedia, music & games · 197939
- CapitalMedia, music & games76
- Capitol RecordsMedia, music & games · 194267
- Capricorn EnergyEnergy, telecoms & utilities · 1988
- Card FactoryShops & marketplaces · 199758
- Carlsberg GroupDrinks · 184761
- Carlton SportsSport & fitness · 194655
- Carluccio'sRestaurants & cafés64
- Carnival CorporationTravel & hotels · 197248
- CarpetrightHome & design · 198855
- Carphone WarehouseShops & marketplaces · 1989
- Cartoon NetworkMedia, music & games · 199264
- CastoreShops & marketplaces · 201576
- CastrolEnergy, telecoms & utilities · 189970
- Caterham CarsCars, bikes & motorbikes · 197373
- Cath KidstonHome & design · 199345
- CBS RealityMedia, music & games · 1999
- Center Parcs UKTravel & hotels · 198770
- CentraShops & marketplaces · 196033
- CentricaEnergy, telecoms & utilities · 199770
- CeraVeBeauty & grooming64
- Chain Reaction CyclesSport & fitness · 198564
- ChanelFashion & accessories · 2010
- Channel 4Media, music & games · 198267
- Channel 5Media, music & games · 199739
- Channel TunnelTravel & hotels · 199382
- Charles TyrwhittShops & marketplaces · 198658
- Charlie Bigham'sFood · 199664
- Charlotte TilburyBeauty & grooming · 201364
- Cherry RedMedia, music & games · 197852
- Chester ZooArts, culture & events · 193179
- Cheyne Capital ManagementBanks, insurance & finance · 199976
- Chicken CottageRestaurants & cafés · 199439
- The Children's Investment Fund ManagementBanks, insurance & finance · 200467
- Chiltern RailwaysTravel & hotels · 199658
- Chipotle Mexican GrillRestaurants & cafés · 199379
- Chivas RegalDrinks · 1801
- Christopher WardFashion & accessories · 200458
- Chrysalis RecordsMedia, music & games · 1968
- Church'sFashion & accessories64
- Churchill Insurance CompanyBanks, insurance & finance · 198964
- CineworldArts, culture & events · 1995
- citizenMTravel & hotels · 2005
- CitroënCars, bikes & motorbikes · 191958
- CitymapperApps & fintech · 201148
- Claridge'sTravel & hotels · 181282
- ClarivateBusiness & industry · 201676
- ClarksFashion & accessories · 1825
- Classic FMMedia, music & games · 199279
- Clifford ChanceBusiness & industry · 198773
- Climax StudiosMedia, music & games · 1988
- Clinique LaboratoriesBeauty & grooming · 196870
- ClintonsShops & marketplaces · 196873
- Close Brothers GroupBanks, insurance & finance · 187870
- Clydesdale BankBanks, insurance & finance · 183888
- CMC MarketsBanks, insurance & finance · 198958
- Co-op FoodShops & marketplaces · 1844
- The Co-operative BankBanks, insurance & finance · 187276
- The Co-operative GroupShops & marketplaces · 1863
- CoatsBusiness & industry · 175576
- Coca-ColaDrinks · 188655
- Coca-Cola Europacific PartnersDrinks · 2015
- Coffee RepublicRestaurants & cafés · 199548
- Coffee#1Restaurants & cafés · 200152
- Colman'sFood · 181464
- Colt Technology ServicesEnergy, telecoms & utilities · 199258
- Columbia RecordsMedia, music & games · 188967
- Columbia Sportswear CompanyFashion & accessories · 193873
- Comedy Central ExtraMedia, music & games · 201155
- Compass GroupBusiness & industry · 194167
- ComputacenterTech & gadgets · 198176
- Condé NastMedia, music & games · 1909
- Confused.comBanks, insurance & finance · 200179
- The Conran ShopHome & design64
- ConverseFashion & accessories · 191064
- Conway StewartShops & marketplaces · 190570
- Cooking VinylMedia, music & games · 198664
- CopellaDrinks36
- CorteizFashion & accessories · 2017
- COSFashion & accessories · 2007
- CosmopolitanMedia, music & games · 188670
- Costa CoffeeRestaurants & cafés · 197173
- Costain GroupBusiness & industry · 186576
- CostcoShops & marketplaces · 198352
- CostcutterShops & marketplaces · 198624
- CosworthCars, bikes & motorbikes · 195855
- Cotswold OutdoorShops & marketplaces · 197476
- The Cotswolds DistilleryDrinks · 201467
- Cotton TradersShops & marketplaces · 198764
- CountrywideHome & design · 198664
- CouttsBanks, insurance & finance · 169285
- Coventry Building SocietyBanks, insurance & finance · 188445
- CowshedBeauty & grooming70
- CraghoppersFashion & accessories · 196555
- CranswickFood · 197473
- CreamfieldsArts, culture & events · 199876
- Creative AssemblyMedia, music & games · 198758
- Crest NicholsonHome & design · 196361
- Crew Clothing CompanyFashion & accessories · 199373
- Criterion GamesMedia, music & games · 199358
- Crockett & JonesFashion & accessories · 187976
- Croda InternationalBusiness & industry · 192582
- CrombieFashion & accessories · 180542
- CrossCountryTravel & hotels · 2007
- Crosse & BlackwellFood · 170639
- Crouch Vale BreweryDrinks · 198136
- Crown PaintsHome & design · 185073
- Crowne PlazaTravel & hotels · 198367
- Crystal Head VodkaDrinks · 200861
- Cumberland Building SocietyBanks, insurance & finance · 185079
- Cunard LineTravel & hotels · 184067
- CupraCars, bikes & motorbikes · 199661
- CurrysShops & marketplaces · 2014
- Cutty SarkDrinks · 192361
- CVC Capital PartnersBanks, insurance & finance · 198182
- CîrocDrinks · 2003
- CôteRestaurants & cafés · 200770
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