| Cathles Property Ltd | Esher | 2019 |
| Cathles Road (SW12) Management Company Limited | London | 1997 |
| Cathnor Road RTM Company Limited | | 2006 |
| Catina Court (Stanbridge Road) Management Company Limited | Leighton Buzzard | 2008 |
| Catisfield House Management Limited | Catisfield | 1991 |
| Catkin Gardens (Headcorn) Management Company Limited | Southend On Sea | 2018 |
| Catkin House RTM Company Limited | Morden | 2015 |
| Catkin Mews Management Co Ltd | Colchester | 2014 |
| Catleys Court Management Company Limited | Wiltshire | 2007 |
| Catlin & Kilpatrick Property Co. Limited | Hartlepool | 1963 |
| Catmead Management Company Limited | Dorchester | 2006 |
| Cato Hargrave Limited | London | 2005 |
| Catran Flat Management Limited | London | 1996 |
| Catria Concierge Ltd | Axminster | 2026 |
| Cats Lane Management Company Limited | London | 2023 |
| Catterall Lodge Court Management Company Limited | Preston | 2020 |
| Catterick (Cleveland Road) Residents Company Limited | Peterborough | 2003 |
| Catterick (Hambleton) Residents Company Limited | Peterborough | 2003 |
| Catterick Anzio Residents Company Limited | Nottingham | 2005 |
| Catteshall Court (Godalming) Management Company Limited | Salisbury | 2021 |
| Cattle Market (Management) Limited | Northampton | 2006 |
| Cattley Close Management Company (Barnet) Limited | Barnet | 1995 |
| Catton Hall Farm Residents Association Limited | Norwich | 1989 |
| Catton Neatishead Residents Company Limited | Norwich | 2002 |
| Catton Village Green Management Limited | Ripon | 2017 |
| Cauldwell Gardens Management Company Ltd | Newcastle Upon Tyne | 2004 |
| Cauldwell Hall RD (Management Company) Limited | Ipswich | 2024 |
| Caulkley View Ltd | Swadlincote | 2019 |
| Caundle Villa Limited | Wimborne | 2000 |
| Caurum Construction Ltd | Hollinwood | 2018 |
| Causa Grange Limited | Wigton | 1991 |
| Causeway Leisure Services Limited | Londonderry | 1990 |
| Causeway Court Residents Limited | Coleraine | 1989 |
| Causeway END Farm Management Company Ltd | Harlow | 2025 |
| Causeway Flats Residents Association Limited | Barnet | 1965 |
| Causeway House (Bideford) Residents Association Limited | Bideford | 1970 |
| Causeway Management Co. Limited(The) | Worthing | 1963 |
| Causeway Manor Management Ltd | Newry | 2015 |
| Causeway Tower Ltd | Belfast | 2025 |
| Causewayview Management Limited | Portrush | 2002 |
| Causey House (Gosforth) Management Company Limited | Whitley Bay | 2013 |
| Caushaj Limited | Llanelli | 2024 |
| Cautley House Management Company Limited | Lewes | 2025 |
| Cavalier Court (Teddington) Management Company Limited | Croydon | 2003 |
| Cavalier Court Management Company Limited | Woking | 1980 |
| Cavalier Way (Bury ST Edmunds) Block Management Company Limited | Ipswich | 2025 |
| Cavalier Way 13-18 RTM Company Limited | Wincanton | 2026 |
| Cavalier Way 47-50 RTM Company Limited | Bridgwater | 2025 |
| Cavalry Fields Management Limited | Hoddesdon | 1988 |
| Cavalry Gardens Management Limited | New Milton | 2020 |
| Cavalry Hill Management Company Limited | Chesterfield | 2008 |
| Cavalry Management Limited | London | 2016 |
| Cavanacaw Grange Management Company Ltd | Lisburn | 2018 |
| Cavannah Court Management Company Limited | Oldham | 1990 |
| Cave Canem Management Limited | 162-168 Regent St | 2006 |
| Cave Property Management (Cambridge) Ltd | Cambridge | 2014 |
| Cavehill Mews Limited | Belfast | 2008 |
| Cavell Court (Management) Limited | London | 1987 |
| Cavendene Management Limited | Dorset | 1987 |
| Cavender Properties Ltd | Falmouth | 2022 |
| Cavendish - Propertise Ltd Ltd | London | 2025 |
| Cavendish 114 Limited | | 1997 |
| Cavendish Buildings Limited | Pinner | 1985 |
| Cavendish Close (Isle of Wight) Management Company Limited | Bembridge | 2014 |
| Cavendish Close Management Company (Taplow) Limited | Maidenhead | 1975 |
| Cavendish Close Management Company Limited | London | 2008 |
| Cavendish Court (Bexhill) Residents Company Limited | Bexhill-On-Sea | 1987 |
| Cavendish Court (Biggleswade) Limited | Letchworth Garden City | 1986 |
| Cavendish Court (Brighton) RTM Company Limited | Littlehampton | 2012 |
| Cavendish Court (Bromley Road) RTM Company Limited | Orpington | 2014 |
| Cavendish Court (Emmer Green) Limited | Reading | 2005 |
| Cavendish Court (Flat Management) Limited | Ely | 1983 |
| Cavendish Court (Gillingham) Management Limited | Croydon | 2021 |
| Cavendish Court (Harrogate) Maintenance Limited | Eastgate | 1970 |
| Cavendish Court (Kingston) Management Limited | Epsom | 1999 |
| Cavendish Court (Neston) Management Limited | Neston | 2016 |
| Cavendish Court (Poole) Limited | Dorset | 1999 |
| Cavendish Court (Richmond) Residents Association Limited | Kingston Upon Thames | 1982 |
| Cavendish Court (Salford) Management Limited | Manchester | 1965 |
| Cavendish Court (Surbiton) Residents Association Limited | Chessington | 1967 |
| Cavendish Court (Urmston) Management Company Limited | Manchester | 1983 |
| Cavendish Court (Weymouth) Management Company Limited | Dorchester | 2004 |
| Cavendish Court (Widnes) Limited | Widnes | 1996 |
| Cavendish Court Eastbourne Limited | Eastbourne | 1999 |
| Cavendish Court Management (Bournemouth) Limited | Bournemouth | 1983 |
| Cavendish Court Management (Wallasey) Limited | Wallasey | 1971 |
| Cavendish Court Management Company (Barrow in Furness) Limited | Barrow-In-Furness | 2008 |
| Cavendish Court Management Company (Drighlington) Limited | Leeds | 2004 |
| Cavendish Court Management Company Limited | Stockport | 2004 |
| Cavendish Court Owners Limited | Chertsey | 2003 |
| Cavendish Court Residents Limited | Harrow | 1996 |
| Cavendish Court Residents Management Company Limited | New Malden | 2003 |
| Cavendish Crescent South RTM Company Limited | Nottingham | 2006 |
| Cavendish Developments UK Limited | Southend On Sea | 1992 |
| Cavendish Flat Management Limited | London | 1997 |
| Cavendish Flats (Freehold) Limited | Nottingham | 2025 |
| Cavendish Fortune Limited | Manchester | 2020 |
| Cavendish Gardens (15-22) RTM Company Ltd | London | 2018 |
| Cavendish Gardens (23-30) RTM Company Ltd | London | 2018 |
| Cavendish Gardens (Aveley) Residents Association Limited | Grays | 2004 |