| 365 Maintenance Limited | Construction | 2010 |
| 365 Positive Property Solutions Limited | Households | 2015 |
| 365 Rail Limited | Construction | 2008 |
| 365 the World Limited | Administrative & support | 2013 |
| 365KNOWLEDGE Ltd | Information & communication | 2017 |
| 367 Church Road Ltd | Real estate | 2020 |
| 36B Gloucester Road Limited | Administrative & support | 2007 |
| 37 Abbotsford Road Redland Bristol Management Ltd | Households | 2011 |
| 37 Albany Road Management Company Limited | Real estate | 2006 |
| 37 Brighton Road Management Limited | Households | 2015 |
| 37 Clarendon Road Management Company Limited | Households | 1977 |
| 37 Cotham Vale (Management) Company Limited | Households | 1982 |
| 37 Doughty Street Ltd | Construction | 2020 |
| 37 Downleaze Limited | Households | 2010 |
| 37 Durdham Park Management Company (1990) Limited | Households | 1990 |
| 37 Henleaze Road Management Company Limited | Households | 1995 |
| 37 Osborne Road (Bristol) Property Management Limited | Households | 2005 |
| 37 Parkhill Management Company Limited | Households | 1993 |
| 37 Portland Street (Bristol) Management Company Limited | Households | 2025 |
| 37 Southleigh RD (Management Company) Limited | Households | 1989 |
| 37 Sydenham Hill Management Limited | Households | 1985 |
| 37 Trelawney Road Management Company Limited | Households | 2010 |
| 37 Waverley Road (NO.2) Management Company Limited | Households | 1999 |
| 37 Wellington Park Management Company Limited | Households | 1992 |
| 37-45 Pilgrim's Reach Management Company Limited | Households | 1996 |
| 370 Southmead Road Management Company Limited | Real estate | 2015 |
| 375 Creative Limited | Professional & scientific | 2004 |
| 375 Locking Road Investment Limited | Real estate | 2017 |
| 375 Paintworks Limited | Real estate | 2016 |
| 377 Gloucester Road Management Limited | Households | 2003 |
| 38 Abbotsford Road Management Limited | Households | 1987 |
| 38 Alma Vale Road Management Limited | Administrative & support | 1993 |
| 38 Archfield Road, Cotham Limited | Real estate | 1978 |
| 38 Arley Hill Management Company Limited | Households | 2024 |
| 38 Ashley Road Montpelier Management Company Limited | Hospitality | 2002 |
| 38 Bank Street Limited | Real estate | 2001 |
| 38 Bath Buildings Montpelier Limited | Households | 2005 |
| 38 Belmont Road Management Limited | Households | 1987 |
| 38 Brighton Road (Management) Limited | Real estate | 1986 |
| 38 Burghley Road Management Limited | Households | 1992 |
| 38 Caledonia Place (Clifton) Management Limited | Households | 2020 |
| 38 Downleaze Management Limited | Households | 1989 |
| 38 Durdham Park Management Limited | Households | 1984 |
| 38 Lower Oldfield Park Bath (Management) Limited | Professional & scientific | 1985 |
| 38 Royal Park Bristol Management Company Limited | Households | 2003 |
| 38 ST Pauls Road Management Company Limited | Households | 2022 |
| 38 the Nursery Management Company Limited | Real estate | 2020 |
| 38 Vicarage Road Limited | Real estate | 2008 |
| 38-39 Fairhaven Court RTM Company Limited | Households | 2023 |
| 38-48 Macrae Road Management Company Limited | Real estate | 2004 |
| 383 BR Ltd | Real estate | 2022 |
| 384 Fishponds Road Bristol BS5 6RQ Management Company Limited | Households | 2019 |
| 384 Hotwells Road Management Limited | Households | 1984 |
| 388 Hotwells Road Bristol Management Company Limited | Other services | 2007 |
| 39 Ashley Down Management Company Limited | Households | 2026 |
| 39 Carnarvon Road Management Limited | Households | 1989 |
| 39 Chandos Road Management Company Limited | Households | 1994 |
| 39 Clyde Road Management Limited | Households | 1987 |
| 39 Downleaze Management Limited | Households | 1981 |
| 39 Frome Valley Road Management Company Limited | Households | 2008 |
| 39 Green Street BS3 4UB FMC Ltd | Households | 2017 |
| 39 Hampton Park Redland Limited | Extraterritorial | 2015 |
| 39 Henleaze Gardens Management Company Limited | Households | 1992 |
| 39 Henleaze Road Management Limited | Real estate | 1995 |
| 39 Royal York Crescent Bristol Management Company Limited(The) | Households | 1984 |
| 39 Southleigh Road Residents Management Company Limited | Households | 1987 |
| 39 ST. John's Road Management Limited | Households | 1974 |
| 39 Sussex Avenue Limited | Real estate | 2024 |
| 39-41 West Street Management Company Ltd | Real estate | 2021 |
| 390 ST Johns Lane Management Company Ltd | Households | 2006 |
| 391 Southmead Road Management Company Limited | Real estate | 2005 |
| 396 Fishponds Road Management Limited | Extraterritorial | 1991 |
| 398 Fishponds Road Management Limited | Households | 1988 |
| 3A Lets Ltd | Real estate | 2025 |
| 3A Tutors Ltd. | Education | 1999 |
| 3AB Care Limited | Education | 2008 |
| 3AMB Ltd | Health & social care | 2023 |
| 3B Consulting Limited | Professional & scientific | 2024 |
| 3B Property Ltd | Real estate | 2017 |
| 3BD Limited Liability Partnership | | 2010 |
| 3C Build Limited | Construction | 2017 |
| 3COAST Impex Ltd | Wholesale & retail | 2026 |
| 3CZ Ltd | Manufacturing | 2015 |
| 3D Building Bristol Ltd | Construction | 2020 |
| 3D Choice Limited | Transport & logistics | 2018 |
| 3D Print Shop Ltd | Manufacturing | 2018 |
| 3D South West Ltd | Information & communication | 2025 |
| 3D-VR Live Ltd | Information & communication | 2021 |
| 3DC Properties Limited | Real estate | 2021 |
| 3DPK CIC | Information & communication | 2021 |
| 3DPRINTSHED Ltd | Manufacturing | 2021 |
| 3DS Private Limited | Wholesale & retail | 2024 |
| 3G Projects Ltd | Administrative & support | 2007 |
| 3HEAT Electrical Ltd | Construction | 2025 |
| 3HEAT Plumbing & Heating Ltd | Construction | 2022 |
| 3J Service Station Limited | Wholesale & retail | 2023 |
| 3L Projects Limited Liability Partnership | | 2017 |
| 3L Property Management Ltd | Households | 2025 |
| 3M Driveways and Groundworks Ltd | Construction | 2017 |
| 3MC Design and Digital Consulting Ltd | Professional & scientific | 2025 |