| 18 Somerset Road Freehold Limited | London | 2026 |
| 18 Somerset Road Limited | London | 2024 |
| 18 Southborough Road Limited | | 2004 |
| 18 Southfield Road, (Cotham) Bristol Company Limited | Bristol | 1989 |
| 18 Springfield Ltd | London | 2022 |
| 18 ST James Square Management Company Limited | Harrow | 1998 |
| 18 ST. Charles Square RTM Company Limited | London | 2008 |
| 18 Station RD Ltd | Hove | 2022 |
| 18 Steeles Road Management Company Limited | London | 1996 |
| 18 Stowe Road Limited | London | 2015 |
| 18 Swan Lane Ltd | Bicester | 2025 |
| 18 Tetherdown Freehold Limited | London | 2014 |
| 18 the Avenue (Tiverton) Management Limited | Tiverton | 2007 |
| 18 the Avenue Limited | Chobham | 2019 |
| 18 the Circus Ltd | Wells | 2016 |
| 18 the Quadrant Limited | Richmond | 2021 |
| 18 Thorpe Road Limited | Potters Bar | 2014 |
| 18 TPR Ltd | London | 2023 |
| 18 Tradings Ltd | Darwen | 2019 |
| 18 Tregothnan Road Management Company Limited | London | 2012 |
| 18 Trinity Street Taunton (Management) Limited | Taunton | 2008 |
| 18 Tudor Road Management Co. Limited | London | 1991 |
| 18 Vernon Terrace Brighton Limited | East Sussex | 2000 |
| 18 Victoria Parade, Broadstairs Limited | Ramsgate | 1993 |
| 18 Waller Road Management Limited | London | 2011 |
| 18 Wedderburn Road Management Company Limited | Stanmore | 1994 |
| 18 West END Parade Management Company Limited | Pwllheli | 2007 |
| 18 West High Street Ltd | Glasgow | 2023 |
| 18 Westbrooke Gardens Ltd | New Malden | 2022 |
| 18 Westcliffe Grove Management Company Limited | Thirsk | 1997 |
| 18 Winchester Avenue Limited | Harlow | 2010 |
| 18 Wolverton Gardens Management Limited | Harrow | 2013 |
| 18 Wray Crescent Freehold Company Limited | London | 2022 |
| 18 Wykeley Road, Wyken Coventry CV2 3DW Ltd | Birmingham | 2025 |
| 18 York Road Guildford Limited | Eastbourne | 1991 |
| 18, Royal Crescent W11 Limited | | 1983 |
| 18,MELVILLE Road Limited | Cirencester | 2026 |
| 18-19 Buckingham Gate Investments Limited | Kingston Upon Thames | 2015 |
| 18-20 Barbourne Road Ltd | Malvern | 2016 |
| 18-20 Bethel Street Limited | Halifax | 2023 |
| 18-22 Granville Street (Ipswich) Limited | Colchester | 2011 |
| 18-24 Lechmere Avenue Limited | Woodford Green | 2001 |
| 18-25 Properties Ltd | Exeter | 2021 |
| 18-28 Saunders Field (Kempston) Freehold Limited | Bedford | 2025 |
| 18-34 Concord Court (Freehold) Ltd | Chelmsford | 2013 |
| 18-88 Properties Ltd | Rosyth | 2020 |
| 18/18A Alverton Street Management Company Limited | Penzance | 2019 |
| 18/19 Ladbroke Square Limited | London | 1969 |
| 18/20 Archer Road Limited | London | 2007 |
| 18/20 Little Ealing Lane (Freehold) Limited | London | 2010 |
| 18/20 Oakley Road Freehold Limited | London | 2019 |
| 180 Archway Road Management Company Limited | London Colney | 2004 |
| 180 Bletchley Ltd | London | 2024 |
| 180 Brighton Road Freehold Limited | Lancing | 2019 |
| 180 Brooke Owners Limited | London | 2017 |
| 180 Camden Road Limited | London | 2007 |
| 180 Devonport Road RTM Company Limited | Plymouth | 2015 |
| 180 Ewell Road (Surbiton) Limited | Surrey | 1991 |
| 180 GT Western Limited | Manchester | 2023 |
| 180 Hawthorn Road Management Company Limited | Bognor Regis | 2006 |
| 180 Ifield Road Ltd | London | 2026 |
| 180 Investments Ltd | Birmingham | 2022 |
| 180 Leighton Road Ltd. | London | 2013 |
| 180 Lower Clapton Limited | Kington | 2014 |
| 180 Nrla RTM Company Limited | Southend-On-Sea | 2011 |
| 180 Property Ltd | Rayleigh | 2023 |
| 180 Southfield Road Limited | London | 2016 |
| 180 Sunnyhill Road RTM Company Limited | Streatham | 2015 |
| 180 Thorpe Property Investment Ltd | Peterborough | 2022 |
| 180/184 Worplesdon Road Limited | Woking | 2004 |
| 1801 North RP Manchester (Freeholdco) Limited | Shirebrook | 2014 |
| 1801VENTURES Limited | Croydon | 2025 |
| 1804 Property Solutions Limited | Nottingham | 2018 |
| 1805 Property Limited | Manchester | 2022 |
| 180615 Ltd | Sheffield | 2025 |
| 1807 Property Group Limited | Spalding | 2024 |
| 1808 Developments Ltd | North Ferriby | 2025 |
| 1808 Properties Ltd | Rainham | 2017 |
| 1809 East Panpeninsula Ltd | Edgware | 2024 |
| 1809 Lettings Limited | Gourock | 2026 |
| 1809 Property Services Ltd | Berkeley | 2022 |
| 180RPR Limited | London | 2026 |
| 181 Golders Green Freehold Company Limited | London | 2011 |
| 181 Hatfield Road Management Company Limited | St Albans | 2008 |
| 181 Kingsway (Hove) Limited | Hove | 2009 |
| 181 Lichfield Road Ltd | Ebbw Vale | 2021 |
| 181 Station Lane Limited | Hornchurch | 2025 |
| 181 Sutherland Avenue (Freehold) Limited | London | 2004 |
| 181-185 High Street Cheveley Residents Company Limited | London | 2011 |
| 1810 Asset Management Ltd | Watford | 2021 |
| 1810 Property Limited | Mold | 2016 |
| 181183 Management Limited | Manchester | 2024 |
| 1812 Investments Ltd | Teddington | 2021 |
| 1812 UK Limited | Birmingham | 2020 |
| 1816 ME Ltd | Hamilton | 2024 |
| 1816 Property Group Ltd | Newtownabbey | 2026 |
| 1817 Smallfield Ltd | Redhill | 2026 |
| 1819 Lettings Limited | Kinross | 2024 |
| 1819 Property Solutions Limited | Wembley | 2024 |
| 182 Broad Street Management Company Limited | Coventry | 2005 |