| Corbyn Mount Management Company (Torquay) Limited | Plymouth | 1987 |
| Corbyn Sands (Torquay) Management Company Limited | Cheltenham | 2015 |
| Corcoran Flats Management Limited | Didcot | 2008 |
| Cordale Spinney Limited | Ipswich | 1959 |
| Cordant Consulting Ltd | London | 2002 |
| Corders Close Management Company Limited | Stow On The Wold | 1994 |
| Cordial Investments Limited | Guildford | 2021 |
| Cordialventuresolutions Limited | Northampton | 2025 |
| Cordoola Properties Limited | Roslea | 2019 |
| Cordova Court (Folkestone) Management Company Limited | Dover | 1971 |
| Cordyline Croft Management Limited | St. Ives | 2016 |
| Core Block Management Ltd | Ivybridge | 2026 |
| Core Nuclear Properties Limited | Workington | 2025 |
| Core Properties Wakefield Limited | Stockton-On-Tees | 2018 |
| Core Property Group Limited | Retford | 2015 |
| Core Shift One Ltd | Lancing | 2025 |
| Corecity Living Ltd | Birmingha | 2025 |
| Corelli Amenities Ltd | Harrow | 2025 |
| Corelli Sherborne Management Company Limited | York | 2015 |
| Cores END Management Company Limited | Bourne End | 1984 |
| Corestone Properties Falkirk Ltd | Hamilton | 2026 |
| Corfe House Management Company Limited | Swindon | 1986 |
| Corfe Park Flats Limited | Bournemouth | 1980 |
| Corfe Place Residents Association Limited | Cambridge | 1990 |
| Corfton Four Residents Limited | London | 2011 |
| Corfu Flats(Management)Company Limited | Bournemouth | 1964 |
| Corhive Ltd | Manchester | 2024 |
| Cori Management Ltd | Thornton Cleveleys | 2025 |
| Coriander Court Freehold Ltd | South Croydon | 2025 |
| Coriander Court Management Limited | Sutton | 1978 |
| Corick Management (Kilkeel) Limited | Newry | 2009 |
| Corinne Court Limited | Beckenham | 2012 |
| Corinne Court Management Limited | Beckenham | 2026 |
| Corinne Road Limited | London | 2012 |
| Corinth House Freehold Limited | Ilford | 2008 |
| Corinthia Court Management Company Limited | Chichester | 1987 |
| Corinthia Management Services (UK) Ltd | Virginia Water | 2020 |
| Corinthian Court Management Limited | Wickford | 2020 |
| Corinthian Court Residents Limited | Winchester | 2002 |
| Corinthian Park Management Limited | Cossington | 2020 |
| Corinthian Place Management Company Limited | Southend-On-Sea | 2019 |
| Corinthian Square Residents Company Limited | Colchester | 1998 |
| Corio (Grange Walk) Residents Management Company Limited | London | 2016 |
| Corisande Manor Management Company Limited | Bodmin | 2014 |
| Corisande Pavilions Management Company Limited | Plymouth | 2014 |
| Cork House (77 Leesons Hill) Management Limited | London | 1987 |
| Corkwood Services Limited | Worthing | 1987 |
| Cormac Management Company Limited | Grimsby | 2023 |
| Cormardan Services Ltd | London | 2024 |
| Cormorant Apartments Freehold Limited | Gillingham | 2017 |
| Cormorant Apartments RTM Limited | Gillingham | 2006 |
| Corn Barn Close (Beauchamp Roding) Management Company Limited | Hemel Hempstead | 2016 |
| Corn Barn Management Company Limited | Warwick | 2023 |
| Corn Close (Stone) Residents Association Limited | Leighton Buzzard | 1990 |
| Corn Exchange Management Company (South Elmsall) Limited | Barnsley | 2006 |
| Corn Mill (Menston) Management Company Limited | Ilkley | 2007 |
| Corn Mill (New Mills) Management Company Limited | Whaley Bridge | 2026 |
| Corn Mill Apartments (ST Austell) Management Company Limited | Truro | 2017 |
| Corn Mill Court Management Limited | Saffron Walden | 1995 |
| Corn Mill Property Associates Limited | Halifax | 2003 |
| Corn Mill Yard Management Company Ltd | Accrington | 2016 |
| Corn Street 44 Management Limited | Bristol | 2003 |
| Corn Street Management Company Limited | Oxfordshire | 1996 |
| Cornard Road Block "a" Management Company Limited | Colchester | 1990 |
| Cornard Road Block "B" Management Company Limited | Colchester | 1990 |
| Cornard Road Block "C" Management Company Limited | Colchester | 1990 |
| Cornard Road Block "D" Management Company Limited | Harlow | 1990 |
| Cornard Road Block "E" Management Company Limited | Colchester | 1990 |
| Cornard Road Block "F" Management Company Limited | Colchester | 1990 |
| Cornard Road Block "G" Management Company Limited | Colchester | 1990 |
| Cornborough Lodge Management Limited | Cardiff | 2016 |
| Cornel House Management (Windsor) Limited | Windsor | 1977 |
| Cornelia Court Management Limited | Southampton | 1995 |
| Cornelia Gardens Management Limited | Hemel Hempstead | 2014 |
| Cornelius Clear View Ltd | Ruislip, | 2026 |
| Cornelius Court Freehold Limited | London | 2005 |
| Cornelius Drive Residents Management (Truro) Limited | St Austell | 2016 |
| Cornell Building RTM Company Ltd | Chester | 2022 |
| Cornell Property Holdings Limited | Billericay | 2021 |
| Corner Close (Winscombe) Management Limited | Weston-Super-Mare | 2012 |
| Corner Close Management Company | Devon | 2008 |
| Corner Cottage Management Company Ltd | Shanklin | 2026 |
| Corner Court Management Company Limited | Uckfield | 2004 |
| Corner Farm Close Limited | Lincoln | 2019 |
| Corner Farm Close Management Limited | Epsom | 1998 |
| Corner Farm Management Company Limited | Peterborough | 2016 |
| Corner Fielde RTM Company Limited | London | 2023 |
| Corner Fields Management Company Limited | Derby | 2018 |
| Corner Green Residents Society Limited | Camberley | 1959 |
| Corner Hall (Harpenden) Management Co Ltd | Dunstable | 2019 |
| Corner House (Caterham) Management Company Limited | Croydon | 2016 |
| Corner House Eastergate Limited | Winchester | 2007 |
| Corner House Residents Management Company Limited | Bromley | 2004 |
| Corner Keep Residents Association Limited | Camberley | 1978 |
| Corner Stone Urban Group Ltd | Rotherham | 2025 |
| Cornercroft Management Company Limited | Epsom | 1994 |
| Cornerhouse Apartments Ltd. | Manchester | 2003 |
| Cornerhouse Management Limited | London | 1985 |
| Corneroak Management Limited | Letchworth Garden City | 2008 |
| Cornersand Limited | Kent | 1991 |