| Birkdale Mansions RTM Company Limited | Southport | 2017 |
| Birkdale Place (Sale) Management Company Limited | Altrincham | 1998 |
| Birken Court Limited | Northwood | 2005 |
| Birkenhead Swan Court Estate Management Company Limited | Prenton | 1972 |
| Birketts Building Management Company Limited | Norwich | 2003 |
| Birkin Court (WGC) Management Company Limited | Potters Bar | 2017 |
| Birkin Holding Limited | London | 2012 |
| Birkland House Management Company Limited | Leamington Spa | 1984 |
| Birklands (Clevedon) Limited | Clevedon | 1987 |
| Birklands (Storrington) Residents Company Ltd | Croydon | 2004 |
| Birklands Management Limited | Borehamwood | 1987 |
| Birklea Service Flats Limited | Cheadle | 1981 |
| Birks Farm New Hutton Management Company Limited | Kendal | 2000 |
| Birks Hall (Flat Management) Limited | Lidget Green | 1977 |
| Birla Group Limited | Swansea | 2022 |
| Birley Court Management (Southport) Limited | Southport | 1979 |
| Birley Grange Management Company Limited | Preston | 1994 |
| Birley Hall Management Company Limited | Swanage | 2000 |
| Birley Lodge Management Limited | London | 2006 |
| Birley View Management Company Limited | Hope Valley | 2002 |
| Birmingham City Homes Ltd | Birmingham | 2025 |
| Birmingham City Hospital Residents Management Company Limited | West Malling | 2026 |
| Birmingham Landlord Services Ltd | Birmingham | 2018 |
| Birmingham Park Gate Management Company Limited | Birmingham | 2019 |
| Birmingham Real Estate Limited | Birmingham | 2023 |
| Birmingham Selective Management Ltd | Birmingham | 2023 |
| Birmingham Stays Group Limited | Prestatyn | 2026 |
| Birmon (Broxbourne) Management Company Limited | Hertford | 1983 |
| Birnam Flat Management Limited | Birmingham | 1971 |
| BIRNAM64 Limited | | 2002 |
| Birnbeck (Management) Company Limited | Bourne End | 1982 |
| Birnbeck Lodge (Management) Limited | Weston-Super-Mare | 2022 |
| Birnbeck Mansions Management Co. Limited | Bristol | 1989 |
| Birthwaite Edge Management Company Limited | Windermere | 2008 |
| Birtles Hall Estate Management Company Limited | Macclesfield | 2001 |
| Birtley Courtyard Management Limited | Guildford | 1999 |
| Birtway Court Residents Association Limited | Sutton | 1979 |
| Biscayne@Ocw (Leeds) Limited | Bradford | 2021 |
| Biscuit TIN Management Ltd | London | 2018 |
| Bisham Court Limited | Marlow | 2005 |
| Bisham Court Management Limited | Borehamwood | 1983 |
| Bisham Estate Limited | Marlow | 2025 |
| Bishams Court (Freehold) Company Limited | Woking | 2009 |
| Bishop Alcock Management Company Limited | Hoddesdon | 2018 |
| Bishop Bridge Court Management Limited | Norwich | 1987 |
| Bishop Court Property Company Limited | Canterbury | 1982 |
| Bishop Fields (Hereford) Management Company Limited | Halesowen | 2016 |
| Bishop Lane (Hull) Management Company Limited | Hull | 2015 |
| Bishop Meadows Management Company Limited | Hoddesdon | 2022 |
| Bishop Middleham Barn Co Limited | Ferryhill | 2019 |
| Bishop Norton Amenities Limited | Market Rasen | 2007 |
| Bishop Park (Henfield) Management Company Limited | New Milton | 2016 |
| Bishop Pike Properties Limited | St. Helens | 2024 |
| Bishop Stortford NPE Ltd | Kings Langley | 2023 |
| Bishop Wilfrid Road Management Company Limited | Torquay | 1981 |
| Bishop's Brook (Wells) Management Company Limited | Taunton | 2014 |
| Bishop's Close Management Company Limited | Richmond | 1984 |
| Bishop's Close Residents Association Limited | Norwich | 2005 |
| Bishop's Court (Aigburth) Management Limited | Liverpool | 2002 |
| Bishop's Field (Maidstone) Management Co. Ltd. | Tunbridge Wells | 2007 |
| Bishop's Gate (Hoole) Management Company Limited | Manchester | 2001 |
| Bishop's Grange (Higham Ferrers) Management Company Limited | New Milton | 2014 |
| Bishop's Grange Management Company Limited | Beverley | 2000 |
| Bishop's Harbour Management Company Limited | Upham | 2017 |
| Bishop's Hill Residents Management Company Limited | Solihull | 2019 |
| Bishop's Knoll Management Company Limited | Bristol | 1985 |
| Bishop's Mansions Limited | London | 1991 |
| Bishop's Place (Hatfield) Management Company Limited | Watford | 2004 |
| Bishop's Rest Management Company Limited | Bristol | 2015 |
| Bishop's Stortford Management Company Limited (the) | Bishop'S Stortford | 1971 |
| Bishop's Stortford Residential Management Company Limited | Waltham Cross | 1999 |
| Bishop's Walk (Broad Street ELY) Management Company Limited | Cambridge | 2000 |
| Bishop's Walk NO. 2 (Broad Street ELY) Management Company Limited | Colchester | 2001 |
| Bishop-Property Limited | Barnstaple | 2025 |
| Bishopbek Hall Residents Company Limited | Durham | 2017 |
| Bishopric Court RTM Company Limited | London | 2025 |
| Bishops Bourne Properties (Kingsgate) Limited | Broadstairs | 1972 |
| Bishops Court (Andover) Management Company Limited | Upham | 1986 |
| Bishops Court (Ascot) Residents Association Limited | Reading | 2001 |
| Bishops Court (Bayswater) Management Co. Limited | London | 1991 |
| Bishops Court (Bedfont) Residents Management Company Limited | Beaconsfield | 2004 |
| Bishops Court (Broadstone) Limited | Fordingbridge | 1978 |
| Bishops Court (Luton) Limited | Stevenage | 1994 |
| Bishops Court (Oxton) Management Company Limited | Wallasey | 2002 |
| Bishops Court (Ripon) Management Company Limited | Wetherby | 1994 |
| Bishops Court (Rochester) Management Limited | Rochester | 1996 |
| Bishops Court (Shincliffe) Management Company Limited | Durham | 1993 |
| Bishops Court (Worthing) Management Limited | Worthing | 1967 |
| Bishops Court Brecon RTM Company Limited | Cardiff | 2023 |
| Bishops Court Management (NO.1) Limited | Coleshill | 1993 |
| Bishops Court Management (NO.2) Limited | Coleshill | 1993 |
| Bishops Court Management (NO.3) Limited | Birmingham | 1993 |
| Bishops Court Properties Limited | London | 2025 |
| Bishops Court Residents Association Limited | Tunbridge Wells | 1991 |
| Bishops Court Residents Company (Sunbury) Limited | Leatherhead | 1998 |
| Bishops Courtyard (Chichester) RTM Company Limited | Bognor Regis | 2019 |
| Bishops Courtyard RTM Company Ltd | Whitstable | 2008 |
| Bishops Down Park Road (East) Limited | Tunbridge Wells | 1996 |
| Bishops Down Park Road (West) Limited | Tunbridge Wells | 2017 |
| Bishops Drive (Brandon Road) Limited | Swaffham | 2020 |