| 1 ST. Albans Limited | | 1986 |
| 1 ST. Cloud Road Freehold Limited | London | 2016 |
| 1 ST. Georges Square Cheltenham Management Company Limited | Cheltenham | 1994 |
| 1 ST. Stephen's Crescent Management Limited | London | 1999 |
| 1 ST. Stephens Avenue Management Limited | London | 1998 |
| 1 Stackpool Road Management Company Limited | Weston-Super-Mare | 1989 |
| 1 Stanger Road RTM Company Limited | London | 2025 |
| 1 Stansfield Road SW9 9RY Ltd | London | 2013 |
| 1 Stanton Road Limited | London | 2010 |
| 1 Station Approach RTM Company Limited | Wadhurst | 2026 |
| 1 Sterndale Road (Residents Association) Limited | London | 1989 |
| 1 Streatley Road Limited | London | 2022 |
| 1 Sunny Gardens Road Limited | | 1997 |
| 1 Surbiton Hill Park RTM Company Limited | Bromley | 2011 |
| 1 Sydenham Road Cotham Management Company Limited | Birmingham | 2000 |
| 1 Sydney Place Residents Limited | Bath | 2011 |
| 1 Talbot Road Freehold Management Company Limited | Saffron Walden | 2009 |
| 1 Tennison Road Management Limited | Croydon | 2014 |
| 1 the Downs (Wimbledon) Residents Association Limited | London | 1972 |
| 1 the Paddock Freehold Ltd | Dover | 2016 |
| 1 the Paddocks (Deddington) Ltd | Banbury | 2018 |
| 1 the Paragon (Management) Ltd | Bath | 2011 |
| 1 the Park (Highgate) Limited | London | 1997 |
| 1 Third Avenue Management Company Limited | Bath | 2010 |
| 1 Thirlmere Road Limited | London | 2012 |
| 1 Thorncroft Avenue RTM Company Limited | Bolton | 2025 |
| 1 Thorngate Road Limited | Pinner | 2003 |
| 1 Tierney Road Management Company Limited | London | 2011 |
| 1 Tindal Street Management Company Limited | Wimborne | 2024 |
| 1 to 12 Canal CT RTM Company Limited | Ticehurst | 2026 |
| 1 to 17A Wellington Road (Residents Association) Limited | London | 1999 |
| 1 to 22 Church View Limited | Harrogate | 2017 |
| 1 to 25 Temple Court RTM Company Limited | Barnsley | 2021 |
| 1 to 3, 6 & 7 at 30 Sumner Avenue RTM Company Ltd | Nottingham | 2021 |
| 1 to 4 Chapel House Ltd | Redruth | 2009 |
| 1 to 4 Lynmouth Court RTM Company Limited | Cardiff | 2025 |
| 1 to 4 Management Ltd. | St. Albans | 2022 |
| 1 to 4 March House Ltd | Bristol | 2021 |
| 1 to 4 Plas Ystrad Management Company Limited | Carmarthen | 2021 |
| 1 to 4 Renshaw RTM Company Limited | Whetstone | 2021 |
| 1 to 6 Eleven Batten Street RTM Company Limited | Bristol | 2023 |
| 1 to 6 Page Place RTM Company Limited | Wadhurst | 2026 |
| 1 to 6 Priory Mews Management Co. Limited | Cambridge | 2004 |
| 1 to 6 the Meadows Residents Association Ltd | Warlingham | 2017 |
| 1 to 6 West Court Management Company Limited | Hailsham | 1991 |
| 1 to 6 West Lodge RTM Company Ltd | Grays | 2015 |
| 1 to 7 Park Court Limited | Weymouth | 1990 |
| 1 to 7 Waste Lane (Management) Limited | Stockport | 2004 |
| 1 to 8 Millbrook RTM Company Limited | Hythe | 2025 |
| 1 to 9 Somerset Gardens Limited | Watford | 2010 |
| 1 to 9 ST. Georges Court RTM Company Limited | Bicester | 2020 |
| 1 Tower Street Ludlow Limited | Ludlow | 2007 |
| 1 Tremlett Grove Freehold Company Ltd | London | 2022 |
| 1 Trinity Crescent Folkestone Management Company Limited | Broadstairs | 2015 |
| 1 Tulse Hill Limited | London | 2017 |
| 1 Turville Street Management Company Limited | London | 2013 |
| 1 Upper Grove RTM Company Limited | London | 2018 |
| 1 Upper Kincraig Street Ltd | Ashby-De-La-Zouch | 2020 |
| 1 Vale ROW Freehold Limited | London | 2024 |
| 1 Vanbrugh Terrace Limited | | 2006 |
| 1 Vardens Road Limited | London | 2007 |
| 1 Vermont Road (Freehold) Limited | London | 2006 |
| 1 Vernon Terrace Brighton Limited | Brighton | 1997 |
| 1 Veronica Road Management Limited | Harlow | 2002 |
| 1 Vicarage Mansions Freehold Ltd | London | 2018 |
| 1 Victoria Road Guildford Management Limited | Norwich | 2015 |
| 1 Victoria Square Management Company Limited | Bristol | 1973 |
| 1 Vigo Bridge Management Limited | Tavistock | 2021 |
| 1 Wafandun Lane RTM Company Ltd | Bedford | 2025 |
| 1 Walcot Buildings Management Company Limited | Bath | 2004 |
| 1 Waldeck Road Limited | London | 2008 |
| 1 Waldemar Avenue Owners Ltd | Luton | 2024 |
| 1 Wandle Road Management Company Limited | Wallington | 1973 |
| 1 Waverley Road RTM Company Limited | New Milton | 2025 |
| 1 West Hill Road RTM Company Limited | St Leonards On Sea | 2018 |
| 1 West Street Godmanchester Management Co Limited | Huntingdon | 2004 |
| 1 West Warwick Place Limited | London | 2005 |
| 1 Westbourne Grove Hove Limited | Brighton | 2021 |
| 1 Westbourne Road N7 Limited | | 1993 |
| 1 Westbourne Villas Management Limited | Bristol | 1981 |
| 1 Westgate Terrace Management Limited | London | 1991 |
| 1 Whatley Road Management Company Limited | Stoke Gifford | 2010 |
| 1 Whyteleafe Hill RTM Company Limited | Bromley | 2022 |
| 1 Wilbury Avenue Hove (Freehold) Limited | Hove | 2020 |
| 1 Wilbury Gardens Limited | Shoreham-By-Sea | 1996 |
| 1 Willingham Terrace Ltd | Borehamwood | 2016 |
| 1 Wimbledon Park Road Management Limited | London | 1999 |
| 1 Woodger Road W12 Management Company Limited | Hatfield | 2013 |
| 1 Woodville Road Management Limited | London | 2021 |
| 1 Worlingham Road Limited | London | 2020 |
| 1 WTR Freehold Limited | Eastcote, Pinner | 2015 |
| 1 York Avenue Management Company Limited | Newport | 2003 |
| 1&2 Lansdown Place West Management Limited | Bath | 2024 |
| 1&3 Saltdean Drive Limited | Brighton | 2023 |
| 1, 3 & 5 West Eaton Place (RTM) Limited | London | 2011 |
| 1, 3, 5 & 7 Ewart Road Residents Association Limited | London Ec2M 5Sq | 1987 |
| 1, 3, 5 & 7 Sheepwood Road Management Company Limited | Bristol | 2008 |
| 1, Acol Road Limited | Harrow | 1975 |
| 1, Cotham Grove Management Limited | Croydon | 1989 |
| 1, Kidderpore Gardens Residents Association Limited | London | 1962 |