| Crown Pathway Ltd | Spalding | 2021 |
| Crown Pro Elite Ltd | Dartford | 2026 |
| Crown Roadshow Entertainment and Music Limited | London | 2015 |
| Crown Service Gliding Club | Lasham Nr Alton | 1965 |
| Crown Sports Store Limited | Adderbury | 2022 |
| Crown Square Gallery Limited | Poundbury | 2024 |
| CROWN1 DJ UK Limited | Ruislip, | 2025 |
| Crowne Productions Limited | Orpington | 2020 |
| Crowned Kingdom Entertainment Ltd | London | 2023 |
| Crowns Gym Ltd | Beckenham | 2024 |
| Crows Events & Attractions Ltd | Northallerton | 2020 |
| Crows NIT Ltd | North Shields | 2012 |
| Crowshute Centre Limited | Chard | 2009 |
| Crowthorne Rugby Football Club Limited | Crowthorne | 2022 |
| Croxfest CIC | Rickmansworth | 2023 |
| Croxford and Saunders Ltd | Upper Norwood | 2009 |
| Croxteth Community Sports & Boxing Centre CIC | Liverpool | 2021 |
| Croxteth Gems Community Association | Croxteth | 1998 |
| Croxteth Park Miniature Railway Ltd | Liverpool | 2024 |
| Croyde Ocean Events Ltd | Braunton | 2015 |
| Croydon & District Motor Club Limited | Monmouth | 1973 |
| Croydon Basketball Club Ltd | South Croydon | 2023 |
| Croydon Bouncy Castles Ltd | Morden | 2018 |
| Croydon Bowling & Sports Club Ltd. | | 1975 |
| Croydon Calisthenics CIC | Orpington | 2026 |
| Croydon Creative Enterprise CIC | Croydon | 2022 |
| Croydon Football Club Limited | Coulsdon | 2011 |
| Croydon GAS Sports Club Limited | Surrey | 1996 |
| Croydon Golf Limited | Chelmsford | 1996 |
| Croydon Gymnastics Club CIC | Caterham | 2020 |
| Croydon Indians Group Limited | Croydon | 2016 |
| Croydon Judo Club Limited | Surrey | 2005 |
| Croydon Park Box CIC | South Croydon | 2024 |
| Croydon Pickleball Ltd | South Croydon | 2024 |
| Croydon School of Performing Arts CIC | Welling | 2026 |
| Croydon Taekwon-Do Academy Ltd | London | 2017 |
| Croydon Youth Theatre Organisation | London | 1998 |
| Croydon Youth Zone | Croydon | 2016 |
| Croydonites Festival of New Theatre CIC | Croydon | 2015 |
| Crozzers Ltd. | St Neots | 2012 |
| Crozzled Productions Limited | Hornchurch | 2022 |
| Croí Pilates Ltd | Rickmansworth | 2024 |
| CRP (U.K.) Ltd | Norwich | 2016 |
| CRP Coaching Ltd | Pontypridd | 2025 |
| CRP Entertainment Ltd | Dartford | 2023 |
| CRS Fitness Limited | Northampton | 2025 |
| Crsc Limited | Corbridge | 2010 |
| Crse Limited | Sheffield | 2024 |
| Crsgt (Trading) Limited | Hawkinge, Folkestone | 2011 |
| CRT Community & Coaching Ltd | London | 2025 |
| Crtn Holdings Limited | London | 2018 |
| Crucial Films Limited | London | 1987 |
| Crucial Fitness Ltd | Caerphilly | 2016 |
| Crucible Gaming Ltd | Sheffield | 2022 |
| Crucible Group Ltd | Crowthorne | 2021 |
| Crucible Sports Limited | Crowthorne | 2010 |
| Crude Matter Limited | Edinburgh | 2012 |
| Crudge Industries Ltd | London | 2025 |
| Crudwell Riding School Limited | Crudwell | 2008 |
| Cruel Talent Agency Ltd | Cockfosters | 2023 |
| Cruise Culture Ltd | Swansea | 2014 |
| Cruise England Limited | Marlborough | 2001 |
| Cruise Performers (Essex) Ltd | Downham Market | 2005 |
| Cruise Tube Limited | Skipton | 2015 |
| Cruiz Lighting Ltd | Newport | 2022 |
| Crumble and Core Ltd | Lewes | 2017 |
| Crumlin Road Gaol Ltd | Belfast | 2012 |
| Crumlin Rugby Football Club Limited | Crumlin | 2023 |
| Crumpled Limited | Stevenage | 2008 |
| Crunch Productions Ltd | London | 2015 |
| Crunchy RIG Ltd | Larne | 2025 |
| CRUSADER9 Ltd | Dunstable | 2023 |
| Crusaders Community Basketball CIC | Canterbury | 2022 |
| Crusaders Football Club | | 2009 |
| Crusaders Rugby Limited | London | 2005 |
| Crush Competitions Ltd | Hamilton | 2025 |
| Crush Creative Limited | Brighton | 1998 |
| Crush Festival CIC | Gerrards Cross | 2024 |
| Crush Group Holdings Limited | Brighton | 2023 |
| Crushd Golf Ltd | Blackpool | 2016 |
| Crushing Creative Ltd | Huddersfield | 2013 |
| Crux Climbing Fitness Ltd | Newport | 2025 |
| Crux Football France Ltd | London | 2025 |
| Crux Football Ltd | London | 2025 |
| Crux Football Sweden Ltd | London | 2025 |
| Crux Sports Ltd | London | 2020 |
| Crux Touring Ltd | London | 2025 |
| Cruz Gyms Limited | Chatham | 2011 |
| Cruz Sports Coaching Limited | Waltham Cross | 2015 |
| Crwth Ltd | Neath | 2006 |
| Crxy Records Ltd | London | 2022 |
| CRY Havoc Limited | London | 2006 |
| Cryalot Ltd | London | 2022 |
| Crying in the Wilderness Productions Limited | London | 2006 |
| Crying Ltd | London | 2025 |
| Crying OUT Loud Limited | Titchfield | 1991 |
| Crykes Limited | London | 2005 |
| Crynant RFC Limited | Neath | 2018 |
| Cryo RDT Ltd | London | 2021 |
| Cryochaps Limited | Milton Keynes | 2017 |