| 103 Honor Oak Park Residents Association Limited | | 1976 |
| 103 Ifield Road 2010 Limited | Whitley Bay | 2010 |
| 103 King Henry's Road Limited | London | 2009 |
| 103 Kingsgate Properties Limited | London | 2000 |
| 103 Lady Margaret Road Limited | Portsmouth | 2005 |
| 103 Ladysmith Road Management Company Limited | Greenford | 2023 |
| 103 Lexham Gardens Limited | London | 2002 |
| 103 Lowther Road Management Limited | Bournemouth | 2021 |
| 103 Mallinson Road Management Limited | London | 2019 |
| 103 Manor Avenue Limited | London | 1997 |
| 103 Manor Road Management Company Limited | Wallasey | 1987 |
| 103 Montpelier Road Freehold Limited | Bromley | 2025 |
| 103 Montpelier Road RTM Company Limited | Bromley | 2023 |
| 103 Muswell Hill Road Freehold Company Ltd | London | 2009 |
| 103 Nelson Road RTM Company Ltd | London | 2023 |
| 103 Oakleigh Park Drive RTM Company Limited | Wadhurst | 2025 |
| 103 Old Brompton Road RTM Company Ltd | London | 2025 |
| 103 Oxford Gardens (Management) London Limited | London | 1996 |
| 103 Paget Street Management Limited | Cardiff | 2022 |
| 103 Petherton Road Limited | London | 2016 |
| 103 Priory Road Limited | | 2000 |
| 103 Property Limited | | 1981 |
| 103 Queensmill Road Limited | Fulham | 2001 |
| 103 Randolph Avenue Limited | Ashford | 2002 |
| 103 Riversdale Road Limited | London | 2022 |
| 103 Roundhill Crescent Freehold Limited | Brighton | 2026 |
| 103 Russell Road (Wimbledon) Freeholders Limited | London | 1999 |
| 103 Shooters Hill Road RTM Company Ltd | Hertford | 2009 |
| 103 Southlands Road RTM Company Limited | Bromley | 2025 |
| 103 Straight Road Residents Company Limited | Henley-On-Thames | 2000 |
| 103 Sutherland Avenue Limited | London | 2013 |
| 103 Sydney Place (Bath) Ltd | Bath | 2026 |
| 103 Tufnell Park Road Freehold Limited | Tufnell Park | 2014 |
| 103 Tyrwhitt Road Freehold Company Limited | London | 2025 |
| 103 University Street Management Company Limited | Belfast | 2020 |
| 103 Upper Tollington Park Limited | Finsbury Park | 2024 |
| 103 Walm Lane (Freehold) Limited | London | 2007 |
| 103 Warwick Road Limited | London | 2009 |
| 103 West END Lane Limited | Great Marlings | 2017 |
| 103 Western Road Limited | Haywards Heath | 2003 |
| 103 Wilberforce Road Residents Management Company Limited | London | 2014 |
| 103-104 North Road RTM Company Limited | Richmond | 2013 |
| 103-105 Birkbeck Road Management Limited | Beckenham | 2012 |
| 103-105 Harley Street RTM Company Limited | London | 2025 |
| 103-107 Mirabel Road Limited | London | 2009 |
| 103-109 Kimble Road (London) Limited | Cardiff | 2009 |
| 103/105 Alderney Street Limited | London | 2000 |
| 103/105 Comeragh Road (London W14) Limited | London | 2003 |
| 103/105 Widmore Road (Bromley) Flat Maintenance Limited | Orpington | 1970 |
| 103/105 Widmore Road (Bromley) RTE Company Limited | Bromley | 2008 |
| 1037 Forest Road Limited | | 1998 |
| 103B Rosendale Road RTM Company Limited | London | 2020 |
| 104 - 106 Mackenzie Road RTM Company Limited | London | 2022 |
| 104 Anerley Road RTM Company Limited | London | 2023 |
| 104 Avondale Road RTM Company Limited | Epsom | 2024 |
| 104 Belgrave Road Limited | Knutsford | 2000 |
| 104 Beulah Road (CR7) RTM Company Limited | Thornton Heath | 2018 |
| 104 Blundell Street RTM Company Limited | London | 2014 |
| 104 Brooke Road Management Company Ltd | London | 2016 |
| 104 Brookmill Road (Freehold) Limited | London | 2019 |
| 104 Broomwood Road Limited | Gerrards Cross | 2020 |
| 104 Burnt ASH Road Limited | Rochester | 2022 |
| 104 Cambridge Street Residents Association Limited | London | 1993 |
| 104 Christchurch Road (Management) Company Limited | | 1973 |
| 104 Church Road Residents Association Limited | Surrey | 2004 |
| 104 Clarence Road RTM Company Ltd | London | 2018 |
| 104 Claude Road RTM Company Limited | Cardiff | 2009 |
| 104 Clifton Management Company Ltd | Shefford | 2014 |
| 104 Dalston Lane Freehold Limited | London | 2013 |
| 104 Dorien Road Management Limited | Weybridge | 2008 |
| 104 Dover Road RTM Company Ltd | Ipswich | 2015 |
| 104 Drakefell Road, London SE14 Tenants Management Company Limited | London | 1988 |
| 104 Drew ST Management Company Limited | Torquay | 2024 |
| 104 Eaton Place (Management) Limited | Malmesbury | 1986 |
| 104 Edith Grove Limited | Harrow | 1997 |
| 104 Edward Street Brighton Limited | Brighton | 2017 |
| 104 Elgin Freehold Limited | Potters Bar | 2011 |
| 104 Evesham Road Limited | Cheltenham | 2022 |
| 104 Fentiman Road Limited | London | 2006 |
| 104 Finborough Road Freehold Company Limited | London | 2017 |
| 104 Gloucester Avenue Management Co Limited | London | 2017 |
| 104 Greencroft Gardens Limited | London | 1980 |
| 104 Hampden Road RTM Company Limited | London | 2018 |
| 104 Herne Hill (Management) Company Limited | | 1974 |
| 104 High Street (Evesham) Management Limited | Evesham | 2019 |
| 104 Huntingdon Road Limited | Cambridgeshire | 2001 |
| 104 Inverness Terrace Freehold Limited | London | 2015 |
| 104 Islingword Road Brighton Limited | Brighton | 2007 |
| 104 Ladbroke Grove Freehold Limited | London | 2015 |
| 104 Lancaster Road Ltd | London | 2020 |
| 104 Lansdowne Road Limited | Hoddesdon | 2015 |
| 104 Lawton Road Residents Association Limited | Stoke-On-Trent | 2021 |
| 104 Ledbury Road Limited | Manchester | 2009 |
| 104 Lewin Road Limited | London | 2012 |
| 104 Liverpool Road Residents Management Ltd | Southport | 2021 |
| 104 Livingstone Road RTM Company Limited | Thornton Heath | 2020 |
| 104 Lower Oldfield Park Bath Limited | Bath | 1988 |
| 104 Malden Road Limited | Biggleswade | 2021 |
| 104 Management Limited | London | 2018 |
| 104 Marina Freehold Limited | St. Leonards-On-Sea | 2021 |