| 1 Estelle Road Management Limited | London | 1984 |
| 1 Ethelbert Crescent Freehold Company Limited | Margate | 2018 |
| 1 Eton Avenue Management Limited | London | 2003 |
| 1 Exeter Management Limited | London | 2013 |
| 1 F and G Thorpebank Road Limited | West Molesey | 2021 |
| 1 Fairfield Avenue Management Ltd | Cardiff | 2018 |
| 1 Ferrestone Road RTM Company Ltd | London | 2022 |
| 1 Ferry Hinksey Road Residents Management Company Limited | Oxford | 2007 |
| 1 Fine Day Ltd | Ammanford | 2011 |
| 1 First Avenue Hove Management Company Limited | Brighton | 1990 |
| 1 Fordingley Road Freehold Limited | London | 2022 |
| 1 Fore Street (Trowbridge) Management Limited | Trowbridge | 2018 |
| 1 Fourth Avenue Freehold Limited | Hove | 2021 |
| 1 Frederick Place Management Company Limited | Bristol | 1981 |
| 1 Fremantle Road and 100 Somerset Street Management Company Limited | Bristol | 2020 |
| 1 Friars Walk Exeter Residents Association Limited | Exeter | 1997 |
| 1 Frognal (Management) Limited | London | 1997 |
| 1 Gainsboro Road RTM Company Ltd. | Bognor Regis | 2021 |
| 1 Garfield Road Management Company Limited | Paignton | 2022 |
| 1 Gladstone Terrace Limited | Brighton | 2001 |
| 1 Gledhow Gardens Limited | London | 2002 |
| 1 Glendower Place RTM Company Ltd | London | 2016 |
| 1 Gloucester Road Management Company Limited | Berkeley | 2011 |
| 1 Gloucester Street RTM Company Limited | London | 2013 |
| 1 Goldney Road (Clifton) Management Company Limited | Clifton | 1987 |
| 1 Goldwell Road Residents Association Limited | Norwich | 2021 |
| 1 Graham Road Freehold Company Limited | London | 2026 |
| 1 Granby Hill Management Company Limited | Bristol | 2021 |
| 1 Granville Road (Jesmond) Ltd | Newcastle Upon Tyne | 2020 |
| 1 Granville Road Management Company Limited | | 2003 |
| 1 Green Street Apartments Limited | Bristol | 2017 |
| 1 Gresley Road N.19 Limited | | 1988 |
| 1 Greville Road Management Company Limited | Bristol | 2023 |
| 1 Grosvenor Hill (Wimbledon) Residents Association Limited | Hampton | 1981 |
| 1 Gunton Cliff Management Company Ltd | Lowestoft | 2004 |
| 1 Hallam Road Management Company Limited | North Somerset | 2014 |
| 1 Hamlet Road Residents Company Limited | | 1989 |
| 1 Hampstead Hill Gardens Freehold Ltd. | London | 2001 |
| 1 Hampton Park Management Limited | Croydon | 1990 |
| 1 Hanbury Road Management Limited | Bristol | 1988 |
| 1 Hans Place Tenants' Association RTM Company Limited | | 2003 |
| 1 Harlow Moor Drive Building Management Limited | Ingleton | 2021 |
| 1 Harvey Lane Property Management Company Limited | Norwich | 2015 |
| 1 Hastings Road (Brighton) Freehold Limited | Hove | 2008 |
| 1 Hawthorne Drive Freehold Limited | Leicester | 2024 |
| 1 Haynes Road Management Company Limited | Trowbridge | 2017 |
| 1 Heath Drive Limited | Harrow | 2000 |
| 1 Hereford Road W2 (Freehold) Limited | Watford | 2023 |
| 1 Heyford Terrace (Freehold) Limited | Newport | 2017 |
| 1 Heyworth Road RTM Company Limited | Harlow | 2022 |
| 1 Highbury Hill Limited | | 2000 |
| 1 Highbury Place Limited | Harlow | 2013 |
| 1 Higher LUX Street Management Company Limited | Liskeard | 2024 |
| 1 Homestead Road Limited | London | 1992 |
| 1 Hopton Road Freehold Limited | London | 2015 |
| 1 Howard Street (ST. George) Bristol Limited | Bristol | 2017 |
| 1 Hyde Park Square RTM Company Ltd | London | 2025 |
| 1 Iddesleigh Road Management Company Ltd | Bristol | 2024 |
| 1 Imperial Road Management Co. Limited | Bristol | 1997 |
| 1 Inman Road Management Company Limited | London | 1996 |
| 1 Jacksons Lane Management Co. Limited | London | 1987 |
| 1 Kellett Road Management Company Limited | | 2004 |
| 1 Kensington Gate Freehold Limited | London | 2023 |
| 1 Kent House RTM Company Limited | London | 2024 |
| 1 Kenwyn Road Limited | London | 2017 |
| 1 King Street (Margate) Freehold Limited | Birchington | 2014 |
| 1 King's Gardens Hove (Residents Association) Limited | Maidstone | 1999 |
| 1 Kings Grove Limited | Berkshire | 1993 |
| 1 Kingscourt Road Limited | London | 2009 |
| 1 Kingsley Road Plymouth Management Company Limited | Plymouth | 1998 |
| 1 Lambert Road Freehold Company Limited | London | 2017 |
| 1 Lancaster Road Didsbury Management Company Limited | Manchester | 2020 |
| 1 Lancaster Road Management Limited | Harrogate | 1994 |
| 1 Lannoweth Terrace (Freehold) Ltd | Staines-Upon-Thames | 2018 |
| 1 Lansdown Crescent Bath Management Company Limited | Bath | 2001 |
| 1 Laton Road Freehold Limited | Hastings | 2021 |
| 1 Lauderdale Road Limited | Tetbury | 2012 |
| 1 Leconfield Road Management Limited | London | 2013 |
| 1 Lime Grove (Shepherds Bush) Limited | London | 1997 |
| 1 Limmerick Place Management Company Limited | Saltash | 1990 |
| 1 Living Property UK Investments - UK Ltd | London | 2024 |
| 1 Livingston Drive North Property Management Ltd | Liverpool | 2022 |
| 1 London Street (Bath) Management Company Limited | Bath | 1990 |
| 1 Long Street Property Management Limited | Tetbury | 2025 |
| 1 Longfellow RTM Company Limited | Chatham | 2008 |
| 1 Lyndhurst Road Management Limited | London | 2017 |
| 1 Lysias Road (Management) Limited | | 1983 |
| 1 Madeira Road Management Limited | Leigh-On-Sea | 2014 |
| 1 Mall Villas (London W6) Limited | Brighton | 2021 |
| 1 Manchester Road Limited | Chorlton | 2026 |
| 1 Manor Drive Management Limited | Surbiton | 1987 |
| 1 Manor Park Freehold Limited | Maidstone | 2022 |
| 1 Manor Road Beckenham Limited | Kent | 2001 |
| 1 Manor Road RTM Company Limited | London | 2025 |
| 1 Margaret Road Management Company Ltd | Harrogate | 2016 |
| 1 Marine Gardens Management Co Ltd | Broadstairs | 2021 |
| 1 Marine Parade Clevedon Management Limited | Clevedon | 1988 |
| 1 Marine Terrace Folkestone Limited | Folkestone | 1997 |
| 1 Marjorie Grove Limited | | 2007 |
| 1 Mawson Close Management Company Limited | London | 2016 |