| Cavells Limited | Norwich | 2004 |
| Cavendale Limited | Doncaster | 2026 |
| Cavendish Close Freehold (Taplow) Limited | Maidenhead | 2008 |
| Cavendish Education 1 Ltd | London | 2015 |
| Cavendish Ember Ltd | Doncaster | 2026 |
| Cavendish Farm Foods Limited | London | 1995 |
| Cavendish Foods Limited | London | 1998 |
| Cavendish House Services Limited | Barton | 1997 |
| Cavendish Investment Management Limited | Chesham | 2010 |
| Cavendish Legal Group Limited | Stockport | 2010 |
| Cavendish Management (Norwich) Limited | London | 1984 |
| Cavendish Mews Management Blagdon Road Ltd | London | 2011 |
| Cavendish Quarter Management Company Limited | Skipton | 2020 |
| Cavendish Southern Ltd | Southampton | 2009 |
| Cavendish Square Ltd | London | 2021 |
| Caviclose Limited | 3 Dorset Rise | 2013 |
| Caviland Limited | Carterton | 1996 |
| Cavity Dental Staff Agency Ltd | Wokingham | 2025 |
| Cavity Dental Training Ltd | Wokingham | 2025 |
| Cavrock Ltd | Scunthorpe | 2025 |
| Cavu Tech Limited | Halesowen | 2021 |
| Cavus Agri Limited | Norwich | 2015 |
| Cawder Construction Limited | Colne | 2016 |
| Cawdor Contracts Limited | Newcastle Emlyn | 2015 |
| Cawdor Leisure Limited | Rochester | 2004 |
| Cawe Invest Limited | London | 2024 |
| Cawe Skog & Mark Limited | London | 2024 |
| Cawingredients (EBT) Limited | Northallerton | 2016 |
| Cawley Brothers Limited | Carnforth | 2018 |
| Cawley Road Property Management Company Limited | Woking | 2008 |
| Cawsey Ltd | Wadhurst | 2022 |
| Cawthorpe Estates (Cleethorpes) Limited | Grimsby | 2008 |
| Cawuku Limited | Reading | 2022 |
| Caxton Estates Limited | Littlehampton | 2012 |
| Caxton Integrated Services Holdings Limited | London | 1980 |
| Cayeco Ltd | Exeter | 2016 |
| Caygill Limited | London | 2024 |
| Caygushka Limited | Bradford | 2011 |
| Cayley Chemical Corporation Limited | Cheltenham | 1987 |
| Caymanbrack Corporate Services Ltd | Stockport | 2009 |
| Cayuga Lake Limited | Preston | 2007 |
| Cayzer & Partners Limited | London | 1987 |
| Cayzer Development Capital Limited | London | 1987 |
| Cayzer Finance Limited | London | 1987 |
| Cayzer Holdings Limited | London | 1987 |
| Cayzer Investment Management Limited | London | 1987 |
| Cayzer Investments Limited | London | 1987 |
| Cayzer Limited | London | 1987 |
| Cayzer Property Investments Limited | London | 1991 |
| Cayzer Property Management Limited | London | 1987 |
| Cazco Limited | High Wycombe | 2024 |
| Cazen Furniture Co., Ltd | London | 2020 |
| Cazville Ltd | Lancashire | 2007 |
| CB Cable Clips Limited | Birmingham | 2019 |
| CB Carpentry & Joinery Limited | London | 2012 |
| CB Commercials (Midlands) Ltd | Alfreton | 2000 |
| CB Conversions UK Ltd | Middlesbrough | 2021 |
| CB Counselling Limited | Cambridge | 2020 |
| CB Electrical & Fire Ltd | Solihull | 2024 |
| CB England Ltd | Salford | 2014 |
| CB Fine Art Ltd | London | 2024 |
| CB Ningbo Technology Co., Ltd | Cardiff | 2020 |
| CB Pro Ltd | Ballymena | 2021 |
| CB Scotnorth Ltd | Salford | 2014 |
| CB Services Limited | Newtownabbey | 2017 |
| CB Support Care Ltd | Kettering | 2023 |
| CBA Environmental Limited | Peterborough | 2015 |
| CBA Limited | Peterborough | 2010 |
| Cbav Limited | Romford | 2013 |
| Cbbo Property Limited | North Circular Road | 2025 |
| CBC Nominee Ltd | | 1999 |
| CBD Health Store Ltd | London | 2016 |
| CBD Music Limited | Stockport | 2003 |
| CBE Trading Company Limited | London | 2024 |
| Cbelements Ltd | Haverfordwest | 2024 |
| CBF Asset Management Ltd | Coventry | 2016 |
| CBF Funds Trustee Limited | London | 2006 |
| CBF Tyres Limited | Halesworth | 2019 |
| Cbit Limited | Towcester | 2010 |
| CBL Electrical Limited | Hamilton | 2020 |
| CBL Software Ltd | Bridgend | 2025 |
| CBL Trading Limited | Southall | 2014 |
| Cblu Limited | | 2004 |
| Cbml Pension Trustees Limited | Reading | 1991 |
| CBR Automotive Ltd | St Ives | 2022 |
| CBR Roads Ltd. | Rugeley | 2008 |
| Cbre GWS Pension Trustees Limited | London | 1995 |
| CBS ALL Access International UK Limited | London | 2018 |
| CBS Corporate Services Ltd | Sutton Coldfield | 2018 |
| CBS Expert Fire Solutions Limited | Sunderland | 2020 |
| CBS Finance 1 UK Limited | London | 2019 |
| CBS Finance 2 UK Limited | London | 2019 |
| CBS Finance Holdings Limited | London | 2018 |
| CBS Productions UK Holdings Limited | London | 2018 |
| CBS Publishing UK Holdings Limited | London | 2018 |
| CBS Studios Distribution UK Limited | London | 2018 |
| Cbsg Homes Ltd | Nottingham | 2024 |
| Cbsl Tekstil Ltd | Kenilworth | 2017 |
| CBV (1) Limited | Liverpool | 2019 |
| CBX Tech Limited | Worthing | 2021 |