| 27 Exeter Road London Limited | London | 2012 |
| 27 Farm Street Management Company Limited | Hampton Wick | 1984 |
| 27 Fenwick Road Limited | London | 2000 |
| 27 Ferndale Road Limited | London | 2021 |
| 27 Finsbury Park Management Ltd | London | 2025 |
| 27 Fourth Avenue Ltd | Hove | 2009 |
| 27 Garrick Street RTM Company Limited | London | 2025 |
| 27 Gascony Avenue Limited | London | 1996 |
| 27 Gledhow Gardens Freehold Limited | London | 2020 |
| 27 Goldhurst Terrace (London NW6) Management Limited | London | 2016 |
| 27 Grosvenor Park RTM Company Limited | Sevenoaks | 2008 |
| 27 Gwendolen Avenue (Management) Limited | London | 1991 |
| 27 Haldon Road (Exeter) Limited | Exeter | 2008 |
| 27 Hallswelle Road Limited | London | 2020 |
| 27 Hamilton Road Freehold Limited | Harrow | 1992 |
| 27 Hamilton Square (Birkenhead) Management Limited | Oldham | 2024 |
| 27 Harlesden Road (London) Limited | Beaumont | 2014 |
| 27 Harlow Drive Management Company Limited | Harrogate | 2019 |
| 27 Hartington Road Limited | Brighton | 2024 |
| 27 Highbury Park Management Company Limited | Eastleigh | 2002 |
| 27 Holden Road (Freehold) Limited | London | 2003 |
| 27 Holland Park Avenue Limited | London | 1985 |
| 27 Holland Park Gardens Kensington Limited | London | 2008 |
| 27 Holland Park Residents Limited | London | 1996 |
| 27 Holland RD Limited | London | 2023 |
| 27 Horsham Road RTM Company Limited | Dorking | 2017 |
| 27 Howitt RD NW3 Limited | London | 2016 |
| 27 HRG Freehold Company Limited | London | 2014 |
| 27 Inglethorpe Street Limited | London | 2021 |
| 27 Jameson Road Ltd | Royston | 2020 |
| 27 John Street, Ryde. Management Ltd | Ryde | 2016 |
| 27 Kent Gardens Limited | London | 2002 |
| 27 KGS Road Ealing Company Ltd | London | 2025 |
| 27 Kildare Terrace Management Limited | London | 1997 |
| 27 Kimberley Gardens Limited | London | 2001 |
| 27 King Charles Road Residents Association Limited | Chessington | 1989 |
| 27 Kirkland Management Company Limited | Kendal | 2005 |
| 27 Knole Road Freehold Limited | Wimborne | 2005 |
| 27 Lady Somerset Road RTM Limited | London | 2007 |
| 27 Lancaster Avenue Limited | London | 1995 |
| 27 Lancaster Grove Limited | | 1975 |
| 27 Langland Gardens Management Company Limited | Borehamwood | 1984 |
| 27 Lanhill Road Limited | London | 2015 |
| 27 Lanhill Road RTM Co Limited | London | 2011 |
| 27 Lansdown Management Company Limited | Stroud | 2023 |
| 27 Lansdown Place Cheltenham Management Limited | Cheltenham | 1982 |
| 27 Lansdown Place Freehold Limited | Cheltenham | 2012 |
| 27 Lansdowne Street Hove Limited | East Sussex | 2003 |
| 27 Larkfield Road Limited | Richmond | 1996 |
| 27 Leathwaite Road Limited | | 2004 |
| 27 Lennox Freehold Limited | London | 2008 |
| 27 Lexham Gardens Limited | London | 2006 |
| 27 Loftus Road Management Company Limited | London | 2002 |
| 27 London Place Management Company Limited | Oxford | 1991 |
| 27 London Road Reigate Limited | Reigate | 2002 |
| 27 Longridge Road Management Company Limited | London | 1995 |
| 27 Lyndhurst Road Limited | Knutsford | 2006 |
| 27 Manor Road Freehold Limited | London | 2017 |
| 27 Mariners Drive Backwell Property Management Limited | Bristol | 2011 |
| 27 Marnham Road Limited | Torquay | 2023 |
| 27 Marshall Road RTM Company Limited | Guildford | 2018 |
| 27 Mattock Lane Company Limited | London | 2019 |
| 27 Mattock Lane RTM Company Limited | London | 2019 |
| 27 Medina Villas Limited | Hove | 2019 |
| 27 Melbourne Road Residents Association Limited | Purley | 1974 |
| 27 Melcombe Avenue Management Company Limited | Dorchester | 2007 |
| 27 Meteor Road RTM Company Limited | Westcliff-On-Sea | 2021 |
| 27 Mildmay Park Limited | | 1991 |
| 27 Minories Freehold Ltd | Borehamwood | 2014 |
| 27 Montford Place Limited | London | 1998 |
| 27 Montpelier Street (Property) Ltd | Seaford | 2023 |
| 27 Moray Road Residents Ltd | London | 2014 |
| 27 Morton Road Management Limited | Devon | 2004 |
| 27 Mount Pleasant Road Freehold Limited | London | 2024 |
| 27 Navarino Road Limited | Hove | 2020 |
| 27 Netherhall Gardens Residents Association Limited | | 1995 |
| 27 Newton Road Management Company Ltd | Blackpool | 2026 |
| 27 Norfolk Road RTM Company Limited | Canterbury | 2007 |
| 27 Norfolk Square Limited | Hastings | 2020 |
| 27 North Parade Management Company Limited | London | 1989 |
| 27 North Street Emsworth Limited | Emsworth | 1993 |
| 27 North Villas (Management) Limited | London | 1988 |
| 27 Old Farm Avenue Management Limited | Southgate | 2011 |
| 27 Onslow Gardens Limited | Chesham | 1996 |
| 27 Onslow Road RTM Company Limited | Richmond | 2022 |
| 27 Oseney Crescent Freehold Limited | Northwich | 2021 |
| 27 Parkhill Road Limited | London | 1990 |
| 27 Parliament Hill Limited | Market Harborough | 2012 |
| 27 Parma Crescent London SW11 Management Company Limited | | 2001 |
| 27 Parsons Green Freehold Limited | London | 2018 |
| 27 Pemberton Gardens (Management) Limited | | 1983 |
| 27 Plumstead RTM Company Limited | Harlow | 2013 |
| 27 Pont Street Limited | London | 1965 |
| 27 Porchester Square Limited | London | 2014 |
| 27 Porten Road Limited | London | 2011 |
| 27 Powis Square (Management Company) Limited | Potters Bar | 2016 |
| 27 Prince of Wales Road Freehold Limited | London | 2012 |
| 27 Prior Park Road Bath Management (Number 2) Limited | Bath | 1997 |
| 27 Priory Road Limited | London | 1999 |
| 27 Provost Street Management Limited | London | 2001 |