| 31 Whitton Dene Management Ltd | Households | 2023 |
| 31 Winchester Avenue Management Limited | Households | 2007 |
| 31 WS Ltd | Real estate | 2023 |
| 31, 33, 35 Mirabel Road Company Limited | Households | 2006 |
| 31, Dartmouth Park Hill Limited | Households | 1990 |
| 31-33 Edmunds Walk Limited | Real estate | 2015 |
| 31-33 Milton Road Management Company Limited | Real estate | 2002 |
| 31-33 Priory Park Road Freehold Limited | Real estate | 2007 |
| 31-33 Randolph Crescent Limited | Households | 1982 |
| 31-35 Chesham Street Residents Management Company Limited | Households | 2016 |
| 31-36 Hargrave Mansions Limited | Households | 2018 |
| 31-36 Manor Court (Southgate) RTM Company Ltd | Households | 2023 |
| 31-37 Park Street Greenwich Limited | Real estate | 2018 |
| 31-39 Pont Street Freehold Limited | Households | 2020 |
| 31-40 Cleveland Mansions RTM Company Limited | Other services | 2014 |
| 31-59 the Point RTM Company Limited | Real estate | 2010 |
| 31-FINSBURY Park Road Ltd | Other services | 2014 |
| 31/32 Bryanston Square RTM Company Limited | Households | 2016 |
| 31/32 Kensington Park Gardens Residents Limited | Households | 1989 |
| 31/33 Aylesbury Road Management Limited | Households | 1984 |
| 31/33 Werter Road Management Company Limited | Households | 1980 |
| 31/37 LMR Limited | Hospitality | 2004 |
| 31/41 New North Road Management Limited | Households | 1986 |
| 31/44 Limited | Professional & scientific | 2016 |
| 310 CSP Holdings Limited | Financial services | 2021 |
| 310 CSP Limited | Financial services | 2021 |
| 310 Earlsfield Road Ltd | Households | 2015 |
| 310 King Street Management Company Limited | Real estate | 2000 |
| 310 Management Company Limited | Real estate | 2001 |
| 310 Portobello Limited | Hospitality | 2023 |
| 310 ST James Road Limited | Construction | 2019 |
| 310 Trinity Road Limited | Extraterritorial | 2012 |
| 311 / 311A Underhill Road Limited | Households | 2006 |
| 311 NKR RTM Company Limited | Households | 2025 |
| 311 Ventures Ltd. | Financial services | 2017 |
| 313 Amhurst Road Management Limited | Households | 2014 |
| 313 Assets Limited | Real estate | 2023 |
| 313 Barking Ltd | Real estate | 2018 |
| 313 Barko Limited | Real estate | 2020 |
| 313 Cafe UK Limited | Hospitality | 2025 |
| 313 Clapham Road Freehold Limited | Households | 2006 |
| 313 Design and Build Ltd | Construction | 2023 |
| 313 Fitness Studio Limited | Health & social care | 2012 |
| 313 Football Academy Limited | Education | 2026 |
| 313 Halal Ltd | Wholesale & retail | 2026 |
| 313 Holdings Ltd | Real estate | 2015 |
| 313 Innovative Trading Ltd | Real estate | 2024 |
| 313 Interiors Ltd | Construction | 2026 |
| 313 London Limited | Wholesale & retail | 2018 |
| 313 Mutton Ltd | Real estate | 2026 |
| 313 Property Holding Ltd | Real estate | 2024 |
| 313 Property Management Services Ltd | Other services | 2026 |
| 313 Studios Ltd | Information & communication | 2020 |
| 313 Surveyors Ltd | Construction | 2026 |
| 313 Travel Limited | Transport & logistics | 2025 |
| 313 Worldwide Company Ltd | Wholesale & retail | 2025 |
| 3134 UK Limited | Wholesale & retail | 2019 |
| 313ENTERTAINMENT UK Ltd | Agriculture & fishing | 2022 |
| 314 Brownhill Road Management Limited | Real estate | 2014 |
| 314 Entertainment Limited | Information & communication | 2025 |
| 314 Intl Ltd | Professional & scientific | 2023 |
| 314 Publishing Limited | Information & communication | 2025 |
| 314 Records Limited | Information & communication | 2025 |
| 314 Westborough Ltd | Real estate | 2017 |
| 315 Camberwell New Road RTM Company Limited | Households | 2023 |
| 315 Connect Ltd | Administrative & support | 2026 |
| 315 Lillie Road Limited | Hospitality | 2015 |
| 315 Lordship Lane RTM Company Limited | Households | 2023 |
| 315 Uxbridge Road Acton Limited | Households | 1998 |
| 315 West END Lane Management Limited | Households | 1974 |
| 316 Alexandra Park Road Limited | Extraterritorial | 2002 |
| 316 Capital Limited | Professional & scientific | 2025 |
| 316 Cricklewood Lane Ltd | Households | 2001 |
| 316 Philip Lane and 1C Keston Road Freehold Limited | Real estate | 2023 |
| 316 Property Management Limited | Real estate | 2026 |
| 316 Queens Road Freehold Limited | Households | 2012 |
| 316 Startups Limited | Wholesale & retail | 2020 |
| 317 Creatives Ltd | Professional & scientific | 2023 |
| 317 Danebury Invest Ltd | Real estate | 2024 |
| 317 KR Limited | Real estate | 2025 |
| 317 Productions Ltd | Information & communication | 2025 |
| 317 Slade Road Limited | Real estate | 2018 |
| 317 Sourcing Ltd | Administrative & support | 2026 |
| 317 Sydenham Road Management Company Limited | Real estate | 2001 |
| 317-321 Holloway Road Limited | Households | 2019 |
| 3173 Bidco Limited | Professional & scientific | 2022 |
| 3173 Midco Limited | Professional & scientific | 2022 |
| 3173 Topco Limited | Professional & scientific | 2022 |
| 318 Coldharbour Lane Limited | Real estate | 2015 |
| 318 Properties Limited | Real estate | 2019 |
| 318 SLR Limited | Households | 2021 |
| 318 Trading Limited | Wholesale & retail | 2021 |
| 3186 Ltd | Financial services | 2023 |
| 319 Acton Lane Management Limited | Households | 2021 |
| 319 Antiques Ltd | Wholesale & retail | 2025 |
| 319 Freehold Limited | Real estate | 2026 |
| 319 KR Limited | Households | 2011 |
| 31A AR Asset Ltd | Real estate | 2024 |
| 31CR Limited | Households | 2012 |
| 31D Limited | Real estate | 2024 |