| 11 Abbotsford Road (Blundell Sands) Management Company Limited | Liverpool | 1992 |
| 11 Aberdeen Road Bristol Management Company Limited(The) | Bristol | 1986 |
| 11 Adamsdown Square Management Company Limited | Cardiff | 2007 |
| 11 Albany Road Ltd | London | 2023 |
| 11 Alderbrook Road Management Co. Ltd | Seaton | 1999 |
| 11 Aldridge Road Villas RTM Company Ltd | Potters Bar | 2017 |
| 11 Alexandra Drive Aigburth Liverpool Management Company Limited | Liverpool | 1994 |
| 11 Alexandra Villas Brighton Limited | Horsham | 2007 |
| 11 ALL Saints Road Maintenance Limited | Bristol | 1981 |
| 11 Ambler Road RTM Company Limited | London | 2015 |
| 11 and 11A Barnard Road Management Limited | London | 2007 |
| 11 and 11A Evelyn Road RTM Company Limited | Worthing | 2025 |
| 11 and 11A New Street Limited | Malvern | 2018 |
| 11 and 11A Priory Close Management Company Limited | Harrow | 1997 |
| 11 and 12 Mallow Street Limited | Berkhamsted | 2018 |
| 11 and 13 Aylesbury Road Limited | London | 2021 |
| 11 and 13 Fairfax Road (Oxford) Management Limited | Oxford | 2005 |
| 11 and 13 Michelgrove Road RTM Company Limited | Bournemouth | 2021 |
| 11 Anerley Hill SE19 (Management) Limited | London | 1995 |
| 11 Argyle Road Freehold Property Management Company Limited | London | 2013 |
| 11 Argyle Street Management Company Limited | Bath | 2016 |
| 11 Artesian Road Limited | London | 1999 |
| 11 Arundel Management Ltd | Margate | 2026 |
| 11 Ashlake Road Limited | London | 2023 |
| 11 Ashley Road Limited | London | 2008 |
| 11 Astley Avenue Limited | London | 2007 |
| 11 Auckland Hill Freehold Management Company Limited | Beckenham | 2004 |
| 11 Aughton Road RTM Company Limited | Southport | 2005 |
| 11 Avenue Crescent (Freehold) Limited | Tunbridge Wells | 2010 |
| 11 Avenue Park Road Limited | London | 2017 |
| 11 Avenue Road Management Limited | Harpenden | 1993 |
| 11 Baalbec Road Freehold Limited | London | 2016 |
| 11 Barnesdale Crescent Limited | Orpington | 2020 |
| 11 Barnpark Terrace (Teignmouth) Limited | Sunbury-On-Thames | 2024 |
| 11 Bath Buildings Ltd | Shepton Mallet | 2024 |
| 11 Bath Road Buxton Freehold Company Limited | Buxton | 2008 |
| 11 Bath Road Ltd | Worcester | 2020 |
| 11 Bath Street Management Company Limited | Leamington Spa | 2012 |
| 11 Batoum Gardens Management Company Limited | Colchester | 1996 |
| 11 Beachborough Road Management Company Limited | Deal | 2019 |
| 11 Beauchamp Road Limited | Oxfordshire | 2002 |
| 11 Beaufort RD (Clifton) Management Ltd. | Bristol | 1988 |
| 11 Beaufort West, Bath Limited | Bath | 1983 |
| 11 Bedford Place Brighton Limited | Worthing | 1998 |
| 11 Belgrave Place (Brighton) RTM Company Limited | Brighton | 2014 |
| 11 Belitha Villas Management Company Limited | London | 1996 |
| 11 Belle Grove Terrace Limited | Newcastle Upon Tyne | 1999 |
| 11 Belle VUE Crescent, Sunderland, Management Company Limited | Sunderland | 2005 |
| 11 Bellevue (Clifton) Management Company Limited | Bristol | 1986 |
| 11 Bellevue Crescent Management Company Limited | Bristol | 2006 |
| 11 Belsize Avenue Owners Association Limited | London | 1984 |
| 11 Belsize Square Freehold Limited | London | 2017 |
| 11 Bickerton Road Limited | London | 2005 |
| 11 Bina Gardens Management Limited | London | 1998 |
| 11 Bladud Buildings (Bath) Limited | Bristol | 1986 |
| 11 Blatchington Road Hove Management Limited | Hove | 2002 |
| 11 Blenheim Road Bristol Management Limited | Bristol | 1990 |
| 11 Bolton Gardens Freehold Company Limited | London | 2022 |
| 11 Boltro Road Freehold Ltd | Hove | 2024 |
| 11 Brading Road Limited | Rayleigh | 2025 |
| 11 Bramham Gardens Management RTM Company Limited | London | 2011 |
| 11 Bramston Road Ltd | London | 2004 |
| 11 Breakspears Road (London SE4) Limited | Brighton | 2021 |
| 11 Briton Hill RD Management Company Ltd | Warlingham | 2023 |
| 11 Broadwater Down Residents Association Limited | Tunbridge Wells | 1988 |
| 11 Brondesbury Park Management Limited | | 2001 |
| 11 Brougham Road Management Company Limited | London | 1997 |
| 11 Bruce Grove Limited | London | 2008 |
| 11 Buckingham Place (Management) Limited | Bristol | 1982 |
| 11 Burlington Road Limited | London | 1998 |
| 11 Burrows Road Limited | Bridgend | 2007 |
| 11 Byron Hill Road Management Limited | Middlesex | 1988 |
| 11 Cadogan Square Freehold Limited | Watford | 2011 |
| 11 Camden Crescent Management Limited | Avon | 1989 |
| 11 Camp Road Management Limited | Bristol | 2020 |
| 11 Canonbury Lane Management Company Limited | London | 1991 |
| 11 Canterbury Road RTM Company Limited | Ashford | 2015 |
| 11 Canton Street RTM Company Limited | London | 2013 |
| 11 Carlingford Road Limited | London | 1996 |
| 11 Carlton Avenue RTM Company Limited | Greenhithe | 2008 |
| 11 Cart Lane Management Company Limited | Ipswich | 2025 |
| 11 Castellain Road Management Company Limited | | 1981 |
| 11 Cavendish Crescent (Bath) Limited | Bath | 1979 |
| 11 Cavendish Place Bath Limited | Bath | 1993 |
| 11 Chance Street Ltd | Southend-On-Sea | 2015 |
| 11 Charles Road Limited | St. Leonards-On-Sea | 2023 |
| 11 Charlotte Street (Bristol 1) Management Company Limited | Croydon | 1984 |
| 11 Chatham Place Brighton Limited | Hove | 2004 |
| 11 Chelsea Embankment Management Company Limited | London | 1991 |
| 11 Cheniston Gardens RTM Company Limited | | 2005 |
| 11 Chertsey Road Management Company Limited | Bristol | 1977 |
| 11 Chesham Place Management Company Limited | Brighton | 1997 |
| 11 Chesham Place RTM Company Limited | Brighton | 2020 |
| 11 Chiphouse Management Company Limited | Bristol | 2008 |
| 11 Church Crescent (Freehold) Limited | London | 2025 |
| 11 Church Terrace Limited | London | 2022 |
| 11 Clanricarde Gardens Ltd | London | 2024 |
| 11 Clanricarde Gardens RTM Company Limited | London | 2011 |
| 11 Claremont Gardens Management Company Limited | Surbiton | 2003 |
| 11 Clarence Street Ltd | Penzance | 2018 |