| 55 Moss Lane Limited | Derby | 2021 |
| 55 Mossbury Road Freehold Management Company Limited | London | 2023 |
| 55 New Dover Road (Canterbury) Management Limited | Whitstable | 2022 |
| 55 Norbury Crescent Limited | | 2000 |
| 55 Oakfield Road (Croydon) Ltd | Bromley | 2002 |
| 55 Oakfield Road Management Limited | Bristol | 2000 |
| 55 Oakhurst Grove Management Company Limited | London | 2021 |
| 55 Oliver Road Management Company Limited | London | 2010 |
| 55 Oxford Gardens Limited | London | 2008 |
| 55 Oxford Road South Ltd | | 2000 |
| 55 Palace Road RTM Company Limited | London | 2017 |
| 55 Parish Lane Freehold Limited | London | 2024 |
| 55 Park Lane Limited | London | 2001 |
| 55 Parson Street Limited | Woodford Green | 2021 |
| 55 Penge Road RTM Company Limited | London | 2020 |
| 55 Penn Road Management Company Limited | London | 1997 |
| 55 Portland Place RTM Company Limited | Croydon | 2006 |
| 55 Preston Road Limited | London | 1998 |
| 55 Queens Gardens Freehold Limited | Broadstairs | 2023 |
| 55 Queens Road Management Limited | Southport | 1996 |
| 55 Ravenswood Road Management Limited | Bristol | 1990 |
| 55 Redcliffe Gardens Freehold Limited | Hoddesdon | 2021 |
| 55 Rent Ltd | Glasgow | 2021 |
| 55 RYE Hill Park Residents Limited | London | 2002 |
| 55 Sandmere Road Ltd | Clapham | 2009 |
| 55 Santos Road Freehold Limited | London | 2018 |
| 55 Shepherds Hill Limited | London | 2020 |
| 55 Shirley Street RTM Company Limited | Hove | 2014 |
| 55 Shooters Hill Road Limited | | 1986 |
| 55 Sinclair Road Freehold Limited | Hampton | 2023 |
| 55 ST Julians Farm Road RTM Company Ltd | London | 2015 |
| 55 Stanford Road Ltd | London | 2022 |
| 55 Sunderland Road London Limited | Stoke-On-Trent | 2016 |
| 55 Surrenden House Residents Association Limited | Peacehaven | 2000 |
| 55 Sutherland Avenue Limited | Maidstone | 1995 |
| 55 Sutherland Street Limited | London | 2004 |
| 55 Tanner Street RTM Company Limited | Harrow | 2019 |
| 55 the Drive, Hove Limited | St. Leonards-On-Sea | 2002 |
| 55 Thurlestone Road RTM Company Limited | London | 2021 |
| 55 Tivoli Crescent (Brighton) Freehold Limited | Lancing | 2011 |
| 55 to 60 Hargrave Mansions Limited | Cirencester | 2004 |
| 55 Tooting BEC Gardens Ltd. | | 1996 |
| 55 Uverdale Road Limited | Newport | 2025 |
| 55 Verulam Road Ltd | St. Albans | 2021 |
| 55 Victoria Street Management Company Limited | Leighton Buzzard | 2016 |
| 55 Warrington Crescent Limited | London | 1982 |
| 55 Warrior Square RTM Company Limited | Leigh-On-Sea | 2017 |
| 55 Warwick Avenue Limited | | 2004 |
| 55 Waterloo Road (Bedford) Management Company Limited | | 1983 |
| 55 Wellmeadow Road Limited | London | 2004 |
| 55 Whitecross Road Management Company Limited | Malvern | 1993 |
| 55 Whiteley Road Freehold Ltd | London | 2019 |
| 55 Wickham Road Freehold Limited | Beckenham | 2023 |
| 55 Wickham Road RTM Company Limited | Beckenham | 2022 |
| 55 Wilbury Road Freeholders Limited | Hove | 2026 |
| 55 Wilbury Road RTM Company Limited | Hove | 2009 |
| 55 Winchelsea Road (RYE) Limited | Maidstone | 2022 |
| 55 Zetland Road Management Limited | Bristol | 2002 |
| 55-57 Archel Road Limited | Luton | 2016 |
| 55-57 Gloucester Road SW7 Limited | London | 2002 |
| 55-57 Melbury Road Freehold Limited | Brighton | 2023 |
| 55-57 Shakespeare Road RTM Company Limited | Braintree | 2022 |
| 55-58 Well Park Management Limited | Bristol | 2013 |
| 55-59 Beauchamp Road Residents Association Limited | London | 2002 |
| 55-59 Randolph Avenue Limited | Salisbury | 1982 |
| 55-59 Southwood Road Management Company Limited | Ramsgate | 2016 |
| 55-60 Jubilee Way Residents Association Limited | Bexleyheath | 1999 |
| 55-60 ST. Olafs Road Limited | London | 1999 |
| 55-66 Cedar Close RTM Company Limited | Loughton | 2009 |
| 55/56 Holland Park (Management) Limited | London | 1982 |
| 55/56, Cornwall Gardens Tenants Management Company Limited | London | 1972 |
| 55/56/57 Warwick Square Limited | London | 1993 |
| 55/57 Boscombe Road Management Limited | London | 1988 |
| 55/57 Bramshot Avenue (London) Limited | London | 2017 |
| 55/57 Cadogan Square Freehold Limited | London | 2002 |
| 55/57 Fairholme Road (Management) Limited | London | 1995 |
| 55/57 Hill Head Road Management Company Limited | Fareham | 2000 |
| 55/57 Old Hinckley Road RTM Company Limited | Wadhurst | 2024 |
| 55/57 Onslow Gardens Limited | London | 1996 |
| 55/59 Grange Road Management Limited | London | 2008 |
| 554/556 Charminster Road RTM Company Limited | Cradley Heath | 2025 |
| 555 Lordship Lane Residents Management Company Limited | Croydon | 2006 |
| 55A High Street Budleigh Ltd | Budleigh Salterton | 2017 |
| 55A-D Ross Road RTM Company Ltd | Brighton | 2023 |
| 55CH Ltd | London | 2026 |
| 55PEMBER Ltd | London | 2022 |
| 56 & 56A Kenilworth Road Freehold Ltd | Leicester | 2022 |
| 56 & 58 Seymour Street Management Company Limited | Hoddesdon | 1999 |
| 56 / 58 Fletching Road Limited | London | 2018 |
| 56 Abbey RD Croydon Ltd | London | 2021 |
| 56 Achilles Road Freehold Limited | London | 2011 |
| 56 Albert Street Limited | London | 2010 |
| 56 Alma Vale Road Management Limited | Bristol | 1985 |
| 56 Alum Chine Road Management Limited | Ringwood | 2019 |
| 56 Alumhurst Road (Freehold) Limited | Bournemouth | 2011 |
| 56 Anerley Park Limited | Harlow | 2003 |
| 56 Anlaby Road RTM Company Ltd | Teddington | 2020 |
| 56 AR Property Management Ltd | Bristol | 2019 |
| 56 Aubert Park Limited | London | 2021 |
| 56 Baskerville Limited | Malmesbury | 2009 |