| 15CC Ltd. | London | 2011 |
| 15TWELVE Property Development Ltd | Sutton Coldfield | 2023 |
| 15UWS Design and Build Limited | London | 2024 |
| 16 Blackwater Street Limited | Holborn | 1992 |
| 16 Hanover Street Development Company Limited | Reading | 2020 |
| 16 Portland Square (Bristol) Limited | Bristol | 2020 |
| 16-18 Paxton Place Limited | London | 2015 |
| 16/27 Renewables Limited | Hove | 2016 |
| 161 Property Ltd | Salford | 2021 |
| 1610 Projects Limited | Guildford | 2025 |
| 16152441 Ltd | London | 2024 |
| 16184358 Ltd | Coventry | 2025 |
| 162 Holdings Ltd | London | 2026 |
| 1620 Developments Limited | Somerset | 2006 |
| 16220536 Ltd | Smethwick | 2025 |
| 16304085 Ltd | Cardiff | 2025 |
| 16354520 Ltd | London | 2025 |
| 16395045 Ltd | London | 2025 |
| 16473913 Limited | Leicester | 2025 |
| 165 Cobham Road Ltd | Edenbridge | 2018 |
| 165 Rodney Street Ltd | London | 2024 |
| 16536870 Ltd | Bristol | 2025 |
| 166 Westbourne Grove Limited | London | 2006 |
| 16627922 Ltd | London | 2025 |
| 16696628 Ltd | London | 2025 |
| 167 ST Albans Limited | London | 2015 |
| 16700122 Ltd | London | 2025 |
| 16790790 Limited | Pudsey | 2025 |
| 168 Development Ltd | Nottingham | 2019 |
| 168 Interiors Ltd | Edinburgh | 2022 |
| 168 Property Ltd | Birmingham | 2023 |
| 1682 Productions Ltd | Southampton | 2022 |
| 16829645 Limited | Basildon | 2026 |
| 16855132 Ltd | Cardiff | 2025 |
| 16960026 Ltd | London | 2026 |
| 16A Butler Avenue Harrow Limited | Lewes | 2025 |
| 16A Construction Limited | Prenton | 2026 |
| 16OR Ltd | London | 2024 |
| 17 Buckingham Gate Construction Limited | Kingston Upon Thames | 2020 |
| 17 Civils Ltd | Leeds | 2017 |
| 17 Construction London Limited | London | 2023 |
| 17 Ebrington Square Ltd | Derry | 2023 |
| 17 Group Ltd | Waltham Cross | 2018 |
| 17 Kemps House Ltd | London | 2017 |
| 17 Malcolm Road Limited | London | 2014 |
| 17 Park Square East Ltd | London | 2019 |
| 17 SGR Limited | Rickmansworth | 2021 |
| 17 Three KY Development Limited | London | 2017 |
| 17-19 Bedford Street Limited | London | 2010 |
| 17-VICTORY & S Ltd | London | 2019 |
| 170 Ltd | Eastbourne | 2020 |
| 170 Richmond Road RTM Company Limited | Chatham | 2006 |
| 170 Westbourne Grove Limited | London | 2020 |
| 1707 Limited | Billericay | 2021 |
| 17109320 Ltd | Tenbury Wells | 2026 |
| 1711B Ltd | London | 2021 |
| 17168407 Ltd | Croydon | 2026 |
| 172 CCR Limited | Verwood | 2021 |
| 1721 Group Limited | Lincoln | 2021 |
| 17213602 Ltd | Cardiff | 2026 |
| 17237044 Limited | Stockton-On-Tees | 2026 |
| 17249373 Ltd | Stevenage | 2026 |
| 17268818 Ltd | Hounslow | 2026 |
| 173 Westbourne Grove Limited | London | 2012 |
| 173/175 Terminus Road, Eastbourne Limited | East Sussex | 2007 |
| 174 Portobello Road Limited | London | 2019 |
| 175 Westbourne Grove Limited | London | 2005 |
| 176-179 Shoreditch High Street Limited | London | 2014 |
| 177 Shaftesbury Avenue Limited | London | 2014 |
| 177 Westward Road Flat Management Company Limited | Stonehouse | 2016 |
| 1770 Developments Limited | Ammanford | 2015 |
| 178 Armada Way Plymouth PL1 Limited | London | 2024 |
| 178 Coombe Lane West Limited | Acton | 2024 |
| 178 Park View Limited | Orpington | 2020 |
| 1787 Design Ltd | Hollinwood | 2014 |
| 1789DESIGN Limited | London | 2022 |
| 179 Munster Road Ltd | London | 2019 |
| 1796 Holdings Limited | Watford | 2019 |
| 1796 Projects Limited | Watford | 2024 |
| 17B Logie Road Causewayhead Limited | Grangemouth | 2023 |
| 17DC CSP Ltd | London | 2025 |
| 17TH Electrics Ltd | Worcester | 2010 |
| 18 & 20 Vera Limited | Basingstoke | 2014 |
| 18 Bramham Gardens Management Company Limited | London | 1994 |
| 18 CBK Limited | Edgware | 2021 |
| 18 Cumnor Hill Limited | Langford Lane | 2016 |
| 18 Degrees Air Conditioning Ltd | Banstead | 2016 |
| 18 Design & Build Limited | Hollinwood | 2015 |
| 18 Golf Construction Limited | Oldbury | 2024 |
| 18 Hogarth Road Ltd | London | 2023 |
| 18 Long Park Limited | Chorleywood | 2026 |
| 18 Tarskavaig (Short Term Lets and Home Maintenance) Ltd | Strathaven | 2025 |
| 18-19 Buckingham Gate Construction Limited | Kingston Upon Thames | 2020 |
| 18-20 Craven Hill Gardens Limited | London | 2011 |
| 180 Coombe Lane West Limited | Acton | 2024 |
| 180 Electrical Services Ltd | Donaghcloney | 2026 |
| 180 Joinery Ltd | Romford | 2025 |
| 180 Properties Ltd | Downham Market | 2025 |
| 180 Trading Ltd | London | 2022 |
| 1803 Ltd | Devizes | 2022 |