| 31 Cambridge Road Hove Limited | East Sussex | 2004 |
| 31 Castle Avenue Limited | London | 2014 |
| 31 Castle Road Clevedon Avon Flat Management Company Limited | Bristol | 1986 |
| 31 Castlebar Road Limited | London | 2003 |
| 31 Cautley Avenue Limited | London | 2011 |
| 31 Cavendish Place Management (Eastbourne) Limited | London | 2010 |
| 31 Cavendish Road (Freehold) Limited | | 2001 |
| 31 Central Hill Management Company Limited | London | 1984 |
| 31 Chadwin Road RTM Company Limited | London | 2013 |
| 31 Champion Hill Leaseholders Ltd | Croydon | 2023 |
| 31 Charles Street Management (NO 1) Limited | Corsham | 2016 |
| 31 Chase Green Avenue Ltd | Moorgate | 2020 |
| 31 Chilbolton Avenue Limited | Winchester | 2025 |
| 31 Church Road (Newport) Management Company Limited | Bristol | 2005 |
| 31 Cintra Park Freehold Management Limited | London | 2020 |
| 31 Clanricarde Gardens Limited | | 2001 |
| 31 Clarence Road (Croydon) Limited | Royston | 1996 |
| 31 Clarendon Villas RTM Company Limited | Shoreham-By-Sea | 2015 |
| 31 Clifton Crescent (Folkestone) Limited | Kent | 1995 |
| 31 Clyde Road Management Limited | Stockport | 2002 |
| 31 Coleherne Road RTM Company Ltd | London | 2014 |
| 31 College Road (Kemp Town) Limited | Brighton | 1994 |
| 31 Compton Avenue (Brighton) Limited | Burgess Hill | 2005 |
| 31 Comyn Road RTM Company Limited | London | 2025 |
| 31 Corfton Road Ealing RTM Company Limited | London | 2020 |
| 31 Cornwallis Crescent Maintenance Limited | Avon | 1999 |
| 31 Cornwallis Gardens Management Ltd | Hastings | 2007 |
| 31 Corsham Street Limited | Great Marlings | 2023 |
| 31 Corsica Street Limited | London | 2002 |
| 31 Crescent Road RTM Company Limited | Ramsgate | 2016 |
| 31 Cressida Road Limited | London | 2012 |
| 31 Croham Road (Freehold) Limited | London | 2008 |
| 31 Croxley Road Freehold Limited | London | 2023 |
| 31 Croydon Road Limited | Dorking | 2009 |
| 31 Cumberland Road (Bromley) Flat Maintenance Limited | Bexley | 1971 |
| 31 Cyprus Road Management Company Limited | Nottingham | 2008 |
| 31 Ditchling Rise Management Company Ltd | Chepstow | 2022 |
| 31 Dolben Street (Management Company) Limited | Croydon | 2011 |
| 31 DPR Residents Limited | | 2003 |
| 31 Drayton Road Limited | London | 2016 |
| 31 Eardley Road Freehold Limited | London | 2010 |
| 31 East Drive RTM Company Limited | Burgess Hill | 2024 |
| 31 Eastern Road Freehold Management Co. Limited | London | 2021 |
| 31 Eastlake Road (Freehold) Limited | London | 2010 |
| 31 Eaton Place Limited | London | 2002 |
| 31 Edgar Road Management Ltd | Margate | 2024 |
| 31 Edinburgh Road Management Company Ltd | Brighton | 2025 |
| 31 Edis Street Limited | Harrogate | 2016 |
| 31 Elmcourt Road (Freehold) Limited | Tulse Hill | 2004 |
| 31 Elvaston Place Freehold Limited | London | 2011 |
| 31 Fairacres Road Management Company Limited | Kidlington | 2000 |
| 31 Fairfield South Management Company Ltd | Surrey | 2006 |
| 31 Falkner Square Limited | Chester | 2009 |
| 31 Fitzwilliam Road (Freehold) Limited | Maidstone | 2023 |
| 31 Fortescue Road Freehold Limited | Bournemouth | 2025 |
| 31 Fortess Road Limited | | 2005 |
| 31 Gautrey Road RTM Company Limited | Harlow | 2011 |
| 31 Gledhow Gardens (Leaseholders) Limited | London | 1993 |
| 31 Gleneldon Road Freehold Ltd | London | 2017 |
| 31 Gloucester Road Management Limited | Camberley | 1972 |
| 31 Green Park Management Company Limited | Bath | 2004 |
| 31 Grimston Avenue RTM Company Ltd | Folkestone | 2026 |
| 31 Grosvenor Avenue N5 Ltd | London | 2021 |
| 31 Grosvenor Place Bath RTM Company Ltd | Bath | 2015 |
| 31 Grove Park Road Management Company Limited | Mottingham | 2018 |
| 31 Groveway Company Ltd | London | 2024 |
| 31 Harnet Street Management Company Limited | Sandwich | 2019 |
| 31 Harold Road Freehold Limited | London | 2015 |
| 31 Helix Road Management Company Limited | London | 2022 |
| 31 Hemberton Road Tenants Management Company Limited | London | 2003 |
| 31 Henleaze Gardens (Bristol) Management Company Limited | Bristol | 2004 |
| 31 Hewlett Road Cheltenham (NO.2) Limited | Cheltenham | 1999 |
| 31 Highbury Park Freehold Ltd | Clevedon | 2018 |
| 31 Honor Oak Park RTM Company Ltd | London | 2013 |
| 31 Hoveden Road Freehold Limited | London | 2010 |
| 31 Humber Road Blackheath Limited | London | 2003 |
| 31 Ifield Road Management Limited | Surrey Quays | 1997 |
| 31 Inman Road Management Company Limited | London | 2023 |
| 31 IPS Limited | London | 2021 |
| 31 Keyford Frome Management Company Limited | Frome | 2010 |
| 31 King Henry's Road Limited | Swanage | 1983 |
| 31 Kings Road (Richmond) Limited | Richmond | 2001 |
| 31 Kirkway Management Co. Ltd | Wimborne | 2004 |
| 31 Kitto Road RTM Company Limited | London | 2003 |
| 31 Knole Road RTM Company Ltd | Bournemouth | 2018 |
| 31 Lansdown Road Management Ltd. | Sidcup | 2019 |
| 31 Lansdowne Street (Hove) Limited | East Sussex | 2007 |
| 31 Lavender Gardens Limited | London | 2006 |
| 31 Lawn Gardens Management Limited | | 2000 |
| 31 Leamington Road Villas Freehold Limited | London | 2024 |
| 31 Leicester Street Management Co. Ltd. | Southport | 2006 |
| 31 Lennox Gardens (Freehold) Limited | Haslemere | 2007 |
| 31 Lewin Road Management Company Limited | London | 2007 |
| 31 London Road Management Company Ltd | Beaconsfield | 2006 |
| 31 Louisville Road Freehold Limited | London | 2016 |
| 31 Lovelace Road Management Company Limited | Surbiton | 2018 |
| 31 Madrid Road Limited | Guildford | 2017 |
| 31 Magdala Road Freehold Ltd | Nottingham | 2013 |
| 31 Mall Road Management Company Limited | London | 1996 |
| 31 Manor Road (Beckenham) RTM Company Limited | Orpington | 2025 |