| Cromer Court (Clevedon) Management Company Limited | Clevedon | 1997 |
| Cromer Court (Crewe) Management Company Limited | Croydon | 1982 |
| Cromer Court (Finedon) Management Company Limited | Dunstable | 2007 |
| Cromer Court Management Company Limited | Slough | 1994 |
| Cromer Court RTM Company Limited | London | 2024 |
| Cromer House Freehold Limited | Farnham | 2022 |
| Cromer Management Ltd | Manchester | 2024 |
| Cromer Mansions (Cheam Road, Sutton) Management Limited | Sutton | 1976 |
| Cromer Road Freehold Limited | Bournemouth | 2010 |
| Cromford View (Ripley) Management Company Limited | Croydon | 2006 |
| Cromlyn Wood Ltd | Belfast | 2023 |
| Cromo Management Company Limited | Harrow | 1997 |
| Crompton Burns Limited | Stalybridge | 2020 |
| Crompton Close Management Company Limited | London | 2018 |
| Crompton Court Haigh Street RTM Company Limited | Bury | 2022 |
| Crompton Gate (Management) Limited | Manchester | 2009 |
| Crompton Hall Estate Ltd | Oldham | 2016 |
| Crompton Hall Residents Company Limited | High Wycombe | 2004 |
| Crompton Place Management Company Limited | Wilmslow | 2013 |
| Crompton Road Freehold Ltd | Macclesfield | 2018 |
| Cromptons Properties Ltd | Bedfordshire | 2023 |
| Cromwell Belfast Apartments Ltd | Belfast | 2007 |
| Cromwell Court (Alexandra Road) Management Limited | London | 1984 |
| Cromwell Court (Harpenden) Management Company Limited | Windsor | 2016 |
| Cromwell Court (Hove) Limited | Hove | 1990 |
| Cromwell Court (Newport) Limited | Chepstow | 1992 |
| Cromwell Court (Redfield) Management Limited | London | 1987 |
| Cromwell Court (Stepaside) Management Company Limited | Halesowen | 1993 |
| Cromwell Court Hove RTM Company Limited | Hove | 2004 |
| Cromwell Court Limited | Holywood | 2001 |
| Cromwell Court Management (Letchworth) Limited | Hitchin | 1987 |
| Cromwell Court Management Co. Limited | Hertford | 1983 |
| Cromwell Courts (Kempston) Limited | Bedford | 1985 |
| Cromwell Crescent Management Company Limited | Stanmore | 1994 |
| Cromwell Fields Management Company Limited | Croydon | 2012 |
| Cromwell Fields Residents Management Company Limited | Cambridge | 2020 |
| Cromwell Gardens (Huntingdon) Residents Management Company Limited | York | 2018 |
| Cromwell Gardens Block a RTM Company Limited | Ticehurst | 2025 |
| Cromwell House (Boxmoor) Management Company Limited | Dunstable | 2018 |
| Cromwell House Freehold Limited | Staines | 2020 |
| Cromwell House Ltd | London | 2006 |
| Cromwell House Management Company Limited | London | 1991 |
| Cromwell Lane Management Limited | Coventry | 2001 |
| Cromwell Lodge Management Company Limited | Woodford Green | 1996 |
| Cromwell Management Company (Staines) Limited | Staines | 2008 |
| Cromwell Management Company Limited | Northampton | 1982 |
| Cromwell Mansions Management Company Limited | London | 1997 |
| Cromwell Mansions RTM Company Limited | London | 2009 |
| Cromwell Mews (Burgess Hill) Management Company Limited | Hassocks | 2002 |
| Cromwell Mews Management Company (NO.2) Limited | Ramsgate | 1988 |
| Cromwell Mews Management Limited | Dereham | 1987 |
| Cromwell Place (Lewes) Freehold Company Limited | Lewes | 2009 |
| Cromwell Place (Little Dunmow) Residents Management Company Limited | New Milton | 2016 |
| Cromwell Place (Phase 2) Residents Management Company Limited | Milton Keynes | 2024 |
| Cromwell Place Residents Company Limited | Whyteleafe | 1991 |
| Cromwell Place Residents Management Company Limited | Milton Keynes | 2022 |
| Cromwell Properties Limited | London | 2025 |
| Cromwell Residents Association Limited | East Sussex | 1991 |
| Cromwell Road (Teddington) Residents Association Limited | Teddington | 2002 |
| Cromwell Road Cambridge Management Company Limited | London | 2011 |
| Cromwell Road Freehold Limited | London | 2016 |
| Cromwell Road Management Company Limited | York | 1992 |
| Cromwell Sandgate Management Company Limited | Folkestone | 2010 |
| Cromwell Suites Ltd | Barnet | 1997 |
| Cromwell Walk Management Company Limited | Croydon | 1988 |
| Cromwell Wharf & Lockside Management Company Limited | York | 2025 |
| Cromwells Mere Havering Road Residents Association Limited | Romford | 1997 |
| Crondall Heights Residents Company Limited | Farnham | 2012 |
| Crondall House RTM Company Limited | Stanmore | 2020 |
| Crook House Management Company Limited | Barnsley | 2002 |
| Crook LOG Residents Association Limited (the) | London | 1972 |
| Crookesmoor Court Management Company Ltd | Leeds | 2017 |
| Crookham Common Residents Management Company Limited | Thatcham | 2006 |
| Crookham Grange Management Company (Hampshire) Limited | Farnham | 1985 |
| Crookham Park (Church Crookham) Management Company Ltd | Hook | 2011 |
| Crookham Road Management Company Limited | Beaconsfield | 1978 |
| Crooklets Management Limited | Newbury | 2023 |
| Crooms Hill (Greenwich) Management Company Limited | Worcester | 2024 |
| Cropley House Management Company Limited | Todmorden | 2014 |
| Cropthorne Court Freehold Limited | London | 2006 |
| Cropthorne Property Management (1997) Limited | London | 1996 |
| Cropton Court Flats Management Company Limited | Formby | 2007 |
| Cropwine Limited | Plymouth | 1988 |
| Crosbost Capital Ltd | Old Harlow | 2014 |
| Crosby Court Carlisle Place Limited | London | 2002 |
| Crosby Court Management (Bournemouth) Limited | Bournemouth | 1960 |
| Crosby Court Management Company Limited | London | 1999 |
| Crosby Farm Residents Management Company Limited | Camberley | 2022 |
| Crosby Grange Property Management Company Limited | Carlisle | 2003 |
| Crosby Hall Management Company Limited | Bristol | 2006 |
| Croscombe Lodge Management Ltd | Clevedon | 2023 |
| Crosier Place Limited | Braintree | 2018 |
| Cross & Co Property Limited | Cannock | 2016 |
| Cross Country Partners 7 Limited | Nottingham | 2021 |
| Cross Deep Freeholders Limited | Banbury | 2008 |
| Cross Farm Mews Owners Limited | Hemel Hempstead | 2005 |
| Cross Farm Shackleford (Garages) Residents Association Limited | Godalming | 1997 |
| Cross Fields (Catterall) Residents Management Company Ltd | Tarporley | 2022 |
| Cross Flats Limited | Minehead | 1988 |
| Cross Keys (Management Co) Limited | | 1994 |