| CAD3NCE Limited | St Michael'S On Wyre . | 2021 |
| Cadaa Ltd | London | 2018 |
| Cadagio Ltd | Chester | 2014 |
| Cadance Limited | London | 2010 |
| Cadborough Farm Ltd | Henley-In-Arden | 2011 |
| Cadcan Ltd | Wimborne | 2012 |
| Caddagat Limited | Warrington | 2017 |
| Caddiescorner Ltd | Market Rasen | 2025 |
| Caddworx Ltd | Birmingham | 2020 |
| Caddy Cabs Limited | Sheffield | 2024 |
| Caddy Windows Limited | Bristol | 2002 |
| Cadeaufy Ltd | London | 2025 |
| Cadeaux Spa Ltd | Solihull | 2023 |
| Cadeb Limited | Lichfield | 1985 |
| Cademy Youth Football Club Limited | Slough | 2025 |
| Cadence Advisory London Limited | London | 2025 |
| Cadence Band Management Limited | Birmingham | 2023 |
| Cadence General Ltd | Reading | 2022 |
| Cadent GAS Pension Property Company 1 Limited | Ansty | 2020 |
| Cadent GAS Pension Property Company 2 Limited | Ansty | 2020 |
| Cadenza Group Limited | Knutsford | 2025 |
| Cadernid C.I.C. | Newcastle Emlyn | 2024 |
| Cadey Ltd | Huddersfield | 2009 |
| Cadital Ltd | Pontefract | 2004 |
| Cadman Capital Investments (Aquaculture) Limited | Northampton | 2023 |
| Cadman Capital Investments (Beverages) Limited | Northampton | 2023 |
| Cadman Capital Investments (Corporate) Limited | Northampton | 2023 |
| Cadman Capital Investments (Lifestyle) Limited | Northampton | 2023 |
| Cadman Capital Investments (Property) Limited | Northampton | 2023 |
| Cadman Funeral Services Limited | Doncaster | 2010 |
| Cadman Investments Limited | Hassocks | 2015 |
| Cadme Limited | Poole | 2014 |
| Cadogan Securities Holdings Ltd | London | 2025 |
| Cadogan Street Property Management Limited | Bradford | 2019 |
| Cadour SKN Ltd | London | 2025 |
| Cadre Events Ltd | Dartford | 2026 |
| Cadre Rocket Limited | Wisbech | 2024 |
| Cads for Fashion Ltd | London | 2025 |
| Cadservus Ltd | Halesowen | 2007 |
| Cadsupp Limited | Warrington | 2007 |
| Caduceus Trading Limited | Bakewell | 2024 |
| Cadzow Beauty Co. Ltd | Motherwell | 2020 |
| Cadzow Communications Consulting Limited | Stevenage | 1995 |
| Cadzow Laundry Ltd | Hamilton | 2023 |
| Cadzow Nursery School Limited | Hamilton | 2013 |
| Cadzow SOL Ltd | Livingston | 2015 |
| Caed Limited | London | 2016 |
| Caelex Aesthetics Ltd | Leeds | 2025 |
| Caelia Limited | Coventry | 2019 |
| Caelum Advisors Ltd | London | 2013 |
| Caelum Moffatt Consulting Ltd | Billericay | 2022 |
| Caelus Delisle Solutions Limited | Kettering | 2018 |
| Caerau Development Trust | Maesteg | 2009 |
| Caergwrle Masonic Hall Company Limited | Caergwrle | 1972 |
| Caernarfon Artist Regional Network Ltd | Caernarfon | 2019 |
| Caerphilly Barbers Ltd | Caerphilly | 2020 |
| Caerphilly Funeral Services Limited | Nottingham | 2004 |
| Caerphilly Hand Car Wash & Valeting Ltd | Cardiff | 2026 |
| Caerphilly Nails and Beauty Ltd | Caerphilly | 2025 |
| Caerulean Horizons Limited | Halesowen | 2016 |
| Caerus:Uk Limited | Newbury | 2017 |
| Caerwys Agricultural Show Ltd | Mold | 2023 |
| Caesar's 1 Palace Barbers 1 Ltd | St. Leonards-On-Sea | 2025 |
| Caesars Barber Club Ltd | Telford | 2018 |
| Caesium Skinclinic Ltd | London | 2025 |
| Caesura Media Limited | Cowbridge | 2015 |
| Caetano Tattoo Ltd | London | 2021 |
| CAF Audio Limited | Sunderland | 2026 |
| Cafe @ the Car Wash Limited | Exmouth | 2010 |
| Cafe Arena CB2 Ltd | Cambridge | 2015 |
| Cafe Coach Ltd | London | 2008 |
| Cafe Conscious CIC | Bristol | 2020 |
| Cafe DES Artistes Ltd | London | 2018 |
| Cafe Enterprise Limited | London | 2022 |
| Cafe Epicure Ltd | London | 2015 |
| Cafe GNR Ltd | Aberdeen | 2019 |
| Cafe Joy's Ltd | London | 2023 |
| Cafe Land Limited | Glasgow | 2019 |
| Cafe Lounge Kent Ltd | Wrotham Road | 2023 |
| Cafe Pronto Limited | Leicester | 1990 |
| Cafe Sajwel Limited | Nottingham | 2025 |
| Cafe Saxophone Ltd | London | 2016 |
| Cafe Unity 2014 | Cheadle | 2014 |
| Cafe Victoria Southend Limited | Southend On Sea, Essex | 2019 |
| Cafedirect Producers Limited | London | 2003 |
| Caffe Attlas Ltd | London | 2023 |
| Caffe Roma Limited | Coatbridge | 2010 |
| Caffee Diana Luggage Limited | Bath | 2023 |
| Caffeica Limited | Witney | 1987 |
| Caffeina Coffi Prestatyn Ltd. | Prestatyn | 2022 |
| Caffeine London Limited | Potters Bar | 2017 |
| Cafrejosan Ltd | Oxted | 2013 |
| Cafsa Ltd | Cambridge | 2023 |
| Caft Enterprises Ltd | Old Trafford | 2024 |
| Caftornet Trading Limited | London | 2004 |
| Café Palestina C.I.C. | Barnet | 2017 |
| Cagdells Designs Ltd | Dewsbury | 2025 |
| Cage Barber Ltd | London | 2018 |
| Cage Barber One Ltd | London | 2020 |
| Cage Beauty Hub Limited | Manchester | 2026 |