| 6 Cotham Grove (Bristol) Management Limited | Bristol | 1992 |
| 6 Cotham Road South (Management Company) Limited | Bristol | 2010 |
| 6 Cothamside Management Co. Limited | | 1984 |
| 6 Cranford Avenue Management Company Limited | Weymouth | 2008 |
| 6 Crescent Gardens Ltd | Belfast | 2018 |
| 6 Crescent Road Limited | Ilford | 2025 |
| 6 Cromwell Crescent Management Company Limited | London | 1988 |
| 6 Cromwell Grove Management Limited | London | 2005 |
| 6 Cromwell Road, YO112DR Ltd | Scarborough | 2025 |
| 6 Crowland Terrace Freehold Limited | London | 2023 |
| 6 Culford Gardens Limited | Hoddesdon | 1995 |
| 6 Dafforne Road Limited | London | 2019 |
| 6 Dancer Road Management Limited | Bristol | 2017 |
| 6 Darlington Street (Bath) Limited | Bath | 1978 |
| 6 Darwin Road (Southampton) Limited | Romsey | 1999 |
| 6 Denewood Road Freehold Limited | Poole | 2002 |
| 6 Derby Road Caversham Management Company NO.2 Limited | Croydon | 1997 |
| 6 Derby Street Management Company Limited | Shrewsbury | 2013 |
| 6 Devonshire Terrace Limited | London | 1985 |
| 6 Dickenson Road Limited | London | 2017 |
| 6 Doughty Street Management Limited | | 1990 |
| 6 Downs Park West Management Company Limited | Bristol | 1988 |
| 6 Downs Road RTM Company Ltd | London | 2014 |
| 6 Downside Road (Clifton) Limited | Bristol | 1978 |
| 6 Dresden Road Management Limited | | 1995 |
| 6 Dudley Road Ltd | London | 2012 |
| 6 Dulwich Road Limited | London | 2009 |
| 6 Dunnage Crescent Limited | London | 2012 |
| 6 Dunraven ST Freehold Ltd | London | 2026 |
| 6 Dynham Road Limited | London | 2012 |
| 6 Eardley Crescent Freehold Company Limited | Bletchingley | 2013 |
| 6 Eardley Crescent Management Company Limited | Bletchingley | 1987 |
| 6 Eaton Place Residents Limited | Brighton | 1997 |
| 6 Eccleston Square Limited | London | 1997 |
| 6 Elderton Road RTM Company Limited | Southend-On-Sea | 2009 |
| 6 Eldon Grove Management Limited | | 1997 |
| 6 Eldon Park Management Company Limited | Whyteleafe | 2004 |
| 6 Eliot Hill Freehold Limited | London | 2025 |
| 6 Ellenslea Road Freehold Limited | St. Leonards-On-Sea | 2026 |
| 6 Elliston Road Management Company Limited | Bristol | 1989 |
| 6 Elsworthy Road Limited | | 2000 |
| 6 Embankment Gardens Freehold Limited | South Croydon | 2019 |
| 6 Ennerdale Road Management Company Limited | Wallasey | 2018 |
| 6 Ennismore Gardens Freehold Limited | London | 2013 |
| 6 Eskdale Terrace Jesmond Management Company Limited | Newcastle Upon Tyne | 2002 |
| 6 Eslington Terrace Management Company Limited | Newcastle Upon Tyne | 1992 |
| 6 Estelle Road Management Company Limited | London | 1995 |
| 6 Evelyn Terrace Freehold Company Limited | Brighton | 2014 |
| 6 Farnan Road Freehold Limited | London | 2006 |
| 6 Fellowes Place Plymouth Limited | Plymouth | 1992 |
| 6 Finborough Road Management Limited | London | 1997 |
| 6 Florence Road (Brighton) Ltd | Burgess Hill | 2005 |
| 6 Ford Park Road Freehold Limited | Plymouth | 2018 |
| 6 Fordwych Road (Freehold) Ltd | London | 2010 |
| 6 Fore Street Totnes Limited | Launceston | 2018 |
| 6 Forge Lane Management Company RTM Company Limited | Wokingham | 2006 |
| 6 Frederick Place (Clifton) Management Co Limited | Bristol | 2004 |
| 6 Freeholders Limited | London | 2014 |
| 6 Freemantle Road Limited | Bristol | 2019 |
| 6 Frognal Gardens Residents Limited | London | 2022 |
| 6 Front Street Tynemouth Management Co. Limited | Corbridge | 1997 |
| 6 Gambole Road Management Limited | London | 2006 |
| 6 Gascoyne Place Management Limited | Plymouth | 1993 |
| 6 Gilbey Road RTM Company Limited | London | 2021 |
| 6 Gladstone Terrace Limited | East Sussex | 2003 |
| 6 Glazbury Road Management Company Limited | Great Brickhill | 1976 |
| 6 Glenloch Road Limited | London | 2001 |
| 6 Godolphin Road Limited | | 2003 |
| 6 Gordon Avenue Ltd | Twickenham | 2025 |
| 6 Gosberton Road Management Ltd | London | 2020 |
| 6 Goulton Road RTM Company Limited | London | 2025 |
| 6 Graham Road Weston (Management Company) Limited | Weston-Super-Mare | 1982 |
| 6 Grand Avenue (Hove) Limited | West Sussex | 2006 |
| 6 Grants Avenue Management Limited | Middx | 2001 |
| 6 Great North Way Management RTM Company Limited | London | 2024 |
| 6 Greenhill Management Company Limited | Weymouth | 2007 |
| 6 Grosvenor Place Bath (Management) Company Limited | North East Somerset | 1995 |
| 6 Grosvenor Place Exeter Limited | Devon | 2005 |
| 6 Grosvenor Road Management Company Ltd | Prenton | 2017 |
| 6 Grove Road (Burnham-On-Sea) Management Company Limited | Somerset | 1991 |
| 6 Gwendwr Road Freehold Company Limited | Eastbourne | 2019 |
| 6 Halesworth Road Ltd | London | 2015 |
| 6 Hamilton Road Management Company Limited | Wirral | 2026 |
| 6 Hartley Avenue Mannamead Plymouth (Management) Limited | Plymouth | 1982 |
| 6 Harvist Road Limited | London | 2016 |
| 6 Haselrigge Road Limited | London | 1982 |
| 6 Hazlitt Road Limited | Burwash | 1999 |
| 6 Henrietta Street (Bath) Limited | Croydon | 1998 |
| 6 Heslop Road Freehold Ltd | London | 2021 |
| 6 Hill Avenue Management Company Limited | Bristol | 2017 |
| 6 Hillsborough Management Company Limited | Plymouth | 1991 |
| 6 Holland Park Road Freehold Limited | London | 2023 |
| 6 Holmesdale Gardens Limited | St. Leonards-On-Sea | 2010 |
| 6 Hungerford Road Limited | | 1991 |
| 6 Hurstbourne Road Freehold Limited | London | 2025 |
| 6 Hyde Park Road Management Company Limited | Harrogate | 2009 |
| 6 Iddesleigh Road (Redland) Management Limited | Bristol | 2001 |
| 6 Inglis Road Freehold Limited | Portsmouth | 2017 |
| 6 IVY Gardens Residents Company Limited | London | 1997 |
| 6 Jenner Walk Management Ltd | Cheltenham | 2022 |