| Captain's House Kingsbridge Limited | Plymouth | 2004 |
| Captain's Place (Southampton) Management Company Limited | Shrewsbury | 1988 |
| Captain's Walk (Services) Limited | Tenby | 1970 |
| Captains Court RTM Company Limited | London | 2026 |
| Captains House RTM Company Ltd | Weston-Super-Mare | 2025 |
| Captains Mill Management Company Limited | Witney | 2000 |
| Captains Rest Management Company Limited | Bristol | 2014 |
| Captains View and Captains Walk Residents Estate Management Company Limited | Shrewsbury | 2018 |
| Captains Walk Management Company Limited | Preston | 2018 |
| Captivia Limited | Croydon | 2023 |
| Capton Management Company Ltd | Totnes | 2003 |
| Captop Limited | | 1997 |
| Captrad SW Ltd | Weston-Super-Mare | 2019 |
| Capture Inventory Ltd | Dunmow | 2020 |
| Capulet Management Company Limited | Croydon | 2001 |
| Capulet Property Management Limited | Bethnal Green | 2018 |
| Capulet Square RTM Company Limited | Loughton | 2014 |
| Caracas Dream Limited | Manchester | 2024 |
| Caradog Property Management Co Ltd | Ferryside | 2006 |
| Caradon Court Freehold Limited | Plymouth | 1991 |
| Carafe (Property Management) Limited | London | 1971 |
| Carafran Limited | Chelmsford | 1985 |
| Caraires Property Ltd | Rugby | 2019 |
| Caranday Villas Management Limited | London | 2003 |
| Carausius Court Management Company Ltd. | Canterbury | 2009 |
| Caraway Heights Management Limited | Maidstone | 1998 |
| Caraway Heights RTM Company Limited | Maidstone | 2009 |
| Caraway Management Company Limited | Bodmin | 2004 |
| Carbennan Cars Limited | Beauly | 2011 |
| Carbery Lane Management Company Limited | Poole | 1999 |
| Carbery Mount Management Limited | Poole | 1977 |
| Carbet Meadows Management Ltd | Gilford | 2021 |
| Carbon Property Management Limited | Peterborough | 2026 |
| Carbon Zero Solutions Limited | Alton | 2023 |
| Carclaze Limited | Plymouth | 2001 |
| Card Express Properties Limited | Kingston Upon Thames | 2025 |
| Card House RTM Company Limited | Bradford | 2024 |
| CARD23UK Limited | Kingston Upon Thames | 2025 |
| Cardale Property Group Ltd | Ripon | 2025 |
| Cardamine Gardens Residents Management Company Limited | Leeds | 2020 |
| Cardamom Building Investors Limited | London | 2008 |
| Cardea 14 (Stanground) Residents Management Company Limited | Cambridge | 2018 |
| Cardea 3D Enterprise (Stanground) Residents Management Company Limited | Cambridge | 2016 |
| Carden Capital Ltd | Whitchurch | 2023 |
| Carden Holdings Limited | London | 2025 |
| Carder Creations Limited | Bristol | 2022 |
| Carders Croft Management Company Ltd | Petersfield | 2017 |
| Cardgrove Limited | Leatherhead | 1984 |
| Cardiff Bay Enterprise Ltd | Shrewsbury | 2022 |
| Cardiff Cathays Terrace Management Company Limited | London | 2014 |
| Cardiff Mews Residents Association Limited | Reading | 1987 |
| Cardiff Place Residents Company Limited | Peterborough | 2000 |
| Cardiff Pointe (Block C) RTM Company Limited | Ticehurst | 2026 |
| Cardiff Property Management SW Ltd | Cardiff | 2023 |
| Cardigan Court Limited | Cardiff | 1989 |
| Cardigan House Management Company Limited | Warwickshire | 2000 |
| Cardigan Mansions Residents Management Limited | Brighton | 1986 |
| Cardigan Road Management Company Limited | Bridlington | 2016 |
| Cardill Place RTM Company Ltd | Bedminster Down | 2017 |
| Cardinal Close Residents Company Limited | South Croydon | 1999 |
| Cardinal Court (Worthing) Limited | Worthing | 1980 |
| Cardinal Gardens Residents Company Limited | Bury St Edmunds | 2000 |
| Cardinal House Management Limited | Birmingham | 2015 |
| Cardinal Park (Southampton) Management Company Limited | Winchester | 2013 |
| Cardinal Place Management Limited | Bury St Edmunds | 2003 |
| Carding Place Residents Management Company Limited | Tarporley | 2023 |
| Cardington (Bedford) Management Company Limited | Salisbury | 2019 |
| Cardington Court Residents' Association Limited | Norwich | 1989 |
| Cardrona Court Management Company Limited | Blackpool | 1966 |
| Cardtrek Property Management Limited | Torquay | 1983 |
| Cardwell Park Residents Management Company Limited | Warrington | 2025 |
| Care & Company Northwest Ltd | Southport | 2019 |
| Care 4 Properties Ltd | Bournemouth | 2026 |
| Care Alert 247 Limited | Pudsey | 2024 |
| Carecross Properties Limited | Bourne End | 1989 |
| Caredeal Holdings Limited | London | 2022 |
| Carelia Court Management Company Limited | Brentwood | 2006 |
| Carelli Court Freeholders Limited | Sutton | 2023 |
| Caretaker Property Limited | Hove | 2019 |
| Caretis Property Group Ltd | Tilbury | 2026 |
| Caretour Limited | London | 1987 |
| Carew Close (Chafford Hundred) Management Company Limited | Chelmsford | 2001 |
| Carew Court (Eastbourne) Limited | Eastbourne | 1993 |
| Carew Farm Cottages Management Company Limited | Pembroke | 2009 |
| Carew Lodge (Eastbourne) Freehold Company Limited | Brighton | 2021 |
| Carew Lodge Management Limited | Brighton | 1978 |
| Carew Management Limited | London | 1985 |
| Carew Road Residents Association Limited | Watford | 1988 |
| Carew Views Management Limited | Seaford | 1986 |
| Carew Wharf Management Company Limited | Plymouth | 1988 |
| Carey Court Residents Management Limited | Shepton Mallet | 2004 |
| Carey Mansions (a Block) Residents Association Limited | Tavistock Square | 1981 |
| Carey's Field Management Company Limited | Sevenoaks | 1998 |
| Careys 1 Hand AXE Yard Ltd | London | 2015 |
| Careys 35 Baird ST Ltd | London | 2015 |
| Carfax Estate Limited | London | 2017 |
| Carfax Management Limited | Newport | 2007 |
| Cargate 25 Limited | Aldershot | 2015 |
| Cargate Freehold Ltd | Tadley | 2023 |
| Cargrey House Residents Association Ltd. | Edgware | 1994 |