| 6 New Archers Court Limited | London | 2019 |
| 6 Newroad Ltd | London | 2021 |
| 6 Oak Road (Stoke Ferry) Limited | Ilford | 2015 |
| 6 Oakland Road Management Ltd | Bristol | 1986 |
| 6 Oakleigh Management Company Limited | Shrewsbury | 2023 |
| 6 Palace Street Limited | London | 2018 |
| 6 Paradise Gardens Limited | London | 2016 |
| 6 Park Drive Management Limited | Nottingham | 2002 |
| 6 Park Lane Ltd | Birmingham | 2024 |
| 6 Parliament Hill Management Company Limited | London | 2013 |
| 6 Pillars Property Group Ltd | Romford | 2024 |
| 6 Point 5 Square Ltd | London | 2019 |
| 6 Point 6 Square Ltd | London | 2023 |
| 6 Primos Limited | Sheffield | 2024 |
| 6 Queens Gardens Management Limited | London | 1996 |
| 6 Radipole Road (Freehold) Limited | Sevenoaks | 2010 |
| 6 RC Freehold Ltd | Croydon | 2021 |
| 6 Regency Square Freehold Limited | York | 2024 |
| 6 River Terrace (Henley-On-Thames) RTM Company Limited | Littlewick Green | 2009 |
| 6 River Terrace Freehold Company Limited | Maidenhead | 2015 |
| 6 Royal Crescent (Weston Super Mare) Management Company Limited | Weston-Super-Mare | 2001 |
| 6 Royal Crescent Management Company Ltd | Harrogate | 1997 |
| 6 Royal Parade (Cheltenham) Management Limited | Gloucester | 1985 |
| 6 Saffron Gate Ltd | Hove | 2019 |
| 6 Sandall Road Freehold Limited | London | 2019 |
| 6 Sandys Headlease Limited | London | 2024 |
| 6 Saville Place Clifton (Management) Limited | Bristol | 1980 |
| 6 Shandon Road Management Company Limited | London | 2002 |
| 6 Shorediche Close Ltd | Amersham | 2020 |
| 6 Silver Street Ltd | Bridgwater | 2026 |
| 6 Silverdale Road (Freehold) Company Limited | Eastbourne | 2014 |
| 6 Spanish Place Limited | | 2004 |
| 6 Squares Management Ltd | London | 2023 |
| 6 ST Andrews Square Limited | Surbiton | 2010 |
| 6 ST Anthonys Road Ltd | Amersham | 2026 |
| 6 ST James's Park RTM Company Limited | Banstead | 2005 |
| 6 ST. Margarets Place Limited | Hove | 1992 |
| 6 ST. Michael's Place Residents Association Limited | Woodford Green | 2001 |
| 6 Starts Property Ltd | London | 2026 |
| 6 Station Road Borough Green (Freehold) Limited | Sevenoaks | 2011 |
| 6 Strand Street Limited | Kidderminster | 2026 |
| 6 Sunflower Road Residents Company Limited | Barnstaple | 2020 |
| 6 Surbiton Hill Park Limited | Surbiton | 2015 |
| 6 the Square Chudleigh Management Limited | Teignmouth | 2008 |
| 6 to 8 Addison Road (Guildford) Management Company Limited | Guildford | 2016 |
| 6 to 8 Wotton Road Freehold Ltd | London | 2024 |
| 6 Towns Properties Ltd | Stoke-On-Trent | 2022 |
| 6 Tremadoc Road Management Company Limited | London | 2000 |
| 6 Tyrell House Limited | Leatherhead | 2022 |
| 6 Undine Street Management Company Ltd | London | 2012 |
| 6 Uxbridge Road Residents Association Limited | Surrey | 2003 |
| 6 Vale END Ltd | London | 2022 |
| 6 Valkyrie Ltd | London | 2021 |
| 6 Verulam Place RTM Company Ltd | London | 2023 |
| 6 Victoria Square (Clifton) Management Company Limited | Bristol | 2009 |
| 6 Vivian Limited | Harrow | 2023 |
| 6 Vrnda Ltd | Barkingside | 2020 |
| 6 Waverley Freehold Ltd | Waterlooville | 2025 |
| 6 Ways AP GT Property Limited | Walsall | 2025 |
| 6 Well Road Investments Limited | London | 1981 |
| 6 Wellington Gardens Management Company Limited | London | 1990 |
| 6 Wellington Road Management Company Limited | Waterlooville | 2020 |
| 6 West View Ltd | London | 2025 |
| 6 Westcliffe Terrace Management Company Ltd | Yeadon | 2014 |
| 6 Westfield Park Clifton Bristol Management Company Limited | London | 1977 |
| 6 Westmoreland Road Bromley (Freehold) Ltd | Bromley | 2010 |
| 6 Wilton RD Ltd | London | 2023 |
| 6 Wollstonecraft Freehold Limited | Bournemouth | 2018 |
| 6 Woodland Road N11 Management Company Limited | London | 2014 |
| 6 Woodside Limited | London | 2014 |
| 6 Woodstock Road Limited | Croydon | 2006 |
| 6 Worcester Terrace Management Limited | Avon | 2000 |
| 6 WP Ltd | Edinburgh | 2019 |
| 6 WSQ Limited | London | 2019 |
| 6 York Place Management Limited | Bristol | 1982 |
| 6 York Road SW11 Ltd | London | 2024 |
| 6-10 Fore Street Freehold Company Limited | Salcombe | 2011 |
| 6-10 Lowndes Square RTM Company Limited | London | 2010 |
| 6-12CE Limited | London | 2013 |
| 6-16 Saunders Field (Kempston) Freehold Limited | Bedford | 2025 |
| 6-18 Skipworth Road Freehold (London E9) Limited | London | 2011 |
| 6-48 (Evens) Castle Street RTM Company Limited | Washington | 2022 |
| 6-7 Cecil Square Holdings Ltd | Margate | 2023 |
| 6-8 Clanricarde Gardens Freehold Limited | Bletchingley | 2014 |
| 6-8 Eaton Place Freehold Limited | London | 2018 |
| 6-8 Holly Hill Limited | London | 2004 |
| 6-8 Keel Close RTM Company Ltd | Sidmouth | 2014 |
| 6-8 Moravian Road Freehold Limited | Bristol | 2023 |
| 6-ADDISON Bridge Place Ltd | Croydon | 2017 |
| 6.05: Clearwater Limited | Brockley | 2018 |
| 6/6A Churton Place Limited | London | 2011 |
| 6/7 Egerton Gardens Freehold Ltd | London | 2021 |
| 6/7 Grand Parade (ST. Leonards on Sea) Limited | Hastings | 2014 |
| 6/CUT Ltd | Manchester | 2018 |
| 60 - 66 Rochester ROW (Management) Limited | London | 1999 |
| 60 - 78 Holland SUB Ltd | London | 2026 |
| 60 Abbey Foregate Ltd | Shrewsbury | 2022 |
| 60 Alexandra Road Limited | St. Austell | 2016 |
| 60 ALL Saints Road (Peterborough) RTM Company Limited | New Milton | 2012 |
| 60 Amwell Street Limited | | 2004 |