| 6 Bendall Mews Ltd | London | 2023 |
| 6 Berry Street Limited | London | 2024 |
| 6 Bevis Marks Limited | London | 2011 |
| 6 Birchington Road (Management Co.) Limited | | 1987 |
| 6 Bloomsbury SQ Limited | London | 2022 |
| 6 Bond Street Ltd | New Milton | 2025 |
| 6 Brook ST Property Ltd | Crewe | 2023 |
| 6 Brothers Global Properties Ltd | Canary Wharf | 2022 |
| 6 Brunswick Terrace Hove Limited | St. Leonards-On-Sea | 1995 |
| 6 Byrne Road Limited | London | 2018 |
| 6 Byron Road (Management) Limited | Maidstone | 2000 |
| 6 Cactus Invest Ltd | London | 2026 |
| 6 Cambridge Park Management Co Ltd | Bristol | 2016 |
| 6 Camden Hill Company Limited | London | 1996 |
| 6 Cantelupe House Limited | Croydon | 2023 |
| 6 Carlton Crescent (Freehold) Ltd | Winchester | 2025 |
| 6 Castellain Road Limited | Watford | 1983 |
| 6 Castlebar Road Properties Limited | London | 2021 |
| 6 Cavendish Road Limited | London | 2016 |
| 6 Chapel Lane (Benson) Management Company Limited | Bicester | 2003 |
| 6 Chatsworth Road Limited | London | 1997 |
| 6 Cheniston Gardens Management Company Limited | London | 2003 |
| 6 Cheyne Terrace Limited | London | 2015 |
| 6 Christchurch Ltd | Canterbury | 2024 |
| 6 Church Cowley Road (Cowley) Management Company Limited | Oxford | 2005 |
| 6 Church Street Management Ltd | Ilfracombe | 2022 |
| 6 Churchmead Management Limited | | 2002 |
| 6 Clapham Road Limited | London | 2025 |
| 6 Claude Road Management Company Limited | Cardiff | 2010 |
| 6 Cleveland Terrace Ltd | Chippenham | 2011 |
| 6 Clifton Terrace (Brighton) Limited | Brighton | 2005 |
| 6 Clifton Villas Limited | London | 1982 |
| 6 Cornwall Crescent CM1 Limited | Hertford | 2025 |
| 6 Crookham Road Management Limited | London | 2003 |
| 6 Crown Road Management Company Ltd | Middlesex | 2005 |
| 6 Degrees Development Limited | Worthing | 2010 |
| 6 Degrees Land Limited | Worthing | 2016 |
| 6 Degrees Properties Limited | London | 2017 |
| 6 Devonshire Place RTM Company Limited | Brighton | 2024 |
| 6 Dodgson Road (Cowley) Management Company Limited | Oxford | 2017 |
| 6 Earls Court Square Limited | London | 2015 |
| 6 East Dulwich Grove Limited | Salisbury | 2022 |
| 6 Edge Hill Freehold Limited | London | 2011 |
| 6 Edward Road Limited | St Leonards On Sea | 2014 |
| 6 Ellenborough Park South Ltd | Weston-Super-Mare | 2026 |
| 6 ELM House Ltd | London | 2020 |
| 6 Elton Road Bishopston Bristol Management Limited | London | 2003 |
| 6 Embankment Gardens RTM Company Limited | South Croydon | 2018 |
| 6 Esplanade Gardens Limited | London | 2025 |
| 6 Estates Property Ltd | London | 2024 |
| 6 Eversfield Place (ST Leonards) Limited | St Leonards On Sea | 2008 |
| 6 Farm Road Freehold Limited | Hove | 2013 |
| 6 Flint Way Ltd | London | 2025 |
| 6 Furness Road Limited | London | 2011 |
| 6 Gainsborough Street Ltd | London | 2016 |
| 6 Garlinge Road Limited | London | 1999 |
| 6 Gatestone RD Management Co Ltd | London | 2025 |
| 6 George Properties Ltd | Leicester | 2022 |
| 6 George Street Freehold Ltd | Swindon | 2024 |
| 6 Gladsmuir Road Limited | | 2004 |
| 6 Gleneagles Drive Ltd | Hemel Hempstead | 2024 |
| 6 Gloucester Street Property Holdings Ltd | Leamington Spa | 2026 |
| 6 Goldhurst Terrace NW6 Limited | London | 1998 |
| 6 Greycaine Road Ltd | London | 2018 |
| 6 Grosvenor Road Limited | St. Asaph | 2013 |
| 6 Handen Road Management Company Limited | London | 2010 |
| 6 Hillfield Park RTM Company Ltd | London | 2015 |
| 6 Hillsborough Terrace Management Company Limited | Barnstaple | 2008 |
| 6 Hornsey Rise Limited | Mill Hill | 2003 |
| 6 Inverness Road Ltd | Iver | 2026 |
| 6 Jamaica Street Management Company Limited | Bristol | 1988 |
| 6 JF Ltd | Edinburgh | 2022 |
| 6 KAE Ltd | Orpington | 2023 |
| 6 Kenilford Road Management Limited | London | 2002 |
| 6 Kensington Place Freehold Limited | London | 2008 |
| 6 Kidderpore Avenue Limited | London | 1995 |
| 6 Kimberley Gardens Limited | Bruton | 2017 |
| 6 King's Road Management Company Limited | St. Neots | 1996 |
| 6 Ladbroke Road Limited | Potters Bar | 1998 |
| 6 Lambridge Place Bath Limited | Bath | 2017 |
| 6 Lampton Road Limited | London | 2021 |
| 6 Lancaster Ltd | Thornton Heath | 2021 |
| 6 Lancaster Road Management Company Limited | London | 2013 |
| 6 Lansdowne Street Limited | Hove | 2015 |
| 6 Larkstone Terrace Management Company Ltd | Ilfracombe | 2026 |
| 6 Legge Lane Management Limited | London | 2020 |
| 6 Lillington Road Management Company Limited | Leamington Spa | 2001 |
| 6 Links Ltd | Leeds | 2014 |
| 6 Lower Mill Street Ltd | Dudley | 2025 |
| 6 Lyndhurst Gardens Limited | Watford | 1981 |
| 6 Madeira Parade Limited | Billingham | 2008 |
| 6 Manilla Crescent Management Company Limited | Weston-Super-Mare | 2003 |
| 6 Marketplace Limited | Chelmsford | 2026 |
| 6 Mattock Lane Limited | London | 2013 |
| 6 Mepham Invest Ltd | London | 2025 |
| 6 MHE Limited | Harrow | 2025 |
| 6 Minton Close Ltd | Wolverhampton | 2025 |
| 6 Moring Road Limited | London | 2015 |
| 6 Mornington Crescent Ltd | London | 2011 |
| 6 Mutley Plain Limited | Plymouth | 2005 |