| Browngate Property Management Limited | Households | 1982 |
| Brownian Limited | Real estate | 2014 |
| Brownrigg's Holiday Retreat Ltd | Real estate | 2023 |
| Browns Print Holdings Limited | Financial services | 2025 |
| Brownsover Holdings Unlimited | Professional & scientific | 2017 |
| Brows & Beauty Ltd | Other services | 2016 |
| Brows N Beauty Ltd | Other services | 2019 |
| Broxton Food Bar Limited | Hospitality | 2024 |
| Bro’S Global Limited | Wholesale & retail | 2022 |
| BRR Associates Ltd | Wholesale & retail | 2020 |
| BRR Roofing Roof Repairs Bury Ltd | Construction | 2026 |
| BRS PVT Limited | Manufacturing | 2025 |
| Brsl Realisations Limited | Administrative & support | 2006 |
| Bruadair Surgery Ltd | Health & social care | 2023 |
| Bruber LLP | | 2024 |
| Brucab Limited | Hospitality | 2025 |
| Bruce Bear Travel Ltd | Real estate | 2021 |
| Bruce Harrop Limited | Wholesale & retail | 2007 |
| Bruce Logistics Ltd | Transport & logistics | 2024 |
| Bruckfern Limited | Real estate | 2004 |
| Bruin Creative Ltd | Information & communication | 2008 |
| Bruin Data Limited | Information & communication | 2023 |
| Brulimar (Optical) Ltd | Public administration | 2025 |
| Brulux Ltd | Professional & scientific | 2024 |
| Brum Services Limited | Administrative & support | 2007 |
| Brumz Clothing Ltd | Wholesale & retail | 2025 |
| Brunapple Limited | Extraterritorial | 1997 |
| Brunch & Coffee House Ltd | Hospitality | 2025 |
| Brunch and Beats Ltd | Hospitality | 2026 |
| Brunch Cafe Manchester Ltd | Hospitality | 2018 |
| Brunchd Ltd | Hospitality | 2025 |
| Bruncho Manchester Limited | Professional & scientific | 2024 |
| Bruncho NEO 2 Ltd | Hospitality | 2026 |
| Brunel Park Properties Limited | Real estate | 2020 |
| Bruneval Holdings Ltd | Financial services | 2013 |
| Bruno Herbert Ltd | Wholesale & retail | 2026 |
| Brunsdens Limited | Construction | 2003 |
| Brunsgate-Logistic-Enterprises Limited | Transport & logistics | 2005 |
| Brunskill Ltd. | Professional & scientific | 2014 |
| Brunswick Court Estates Limited | Professional & scientific | 2015 |
| Brunswick Dock (Liverpool) Management Company Limited | Households | 1999 |
| Brunswick Living Ltd | Construction | 2015 |
| Bruntwood (Didsbury TP) Limited | Real estate | 2017 |
| Bruntwood 2000 (NW Regen) Limited | Real estate | 2007 |
| Bruntwood 2000 Beta Portfolio Limited | Real estate | 2006 |
| Bruntwood 2000 Fourth Properties Limited | Real estate | 2003 |
| Bruntwood 2000 Holdings Limited | Real estate | 2006 |
| Bruntwood Albert Square Limited | Real estate | 2015 |
| Bruntwood AV Holdings Limited | Real estate | 2016 |
| Bruntwood AV Limited | Real estate | 2016 |
| Bruntwood AV3 Holdings Limited | Real estate | 2022 |
| Bruntwood AV3 Limited | Real estate | 2006 |
| Bruntwood AV4 Limited | Real estate | 2006 |
| Bruntwood Aviva 2 Holding Limited | Real estate | 2012 |
| Bruntwood Aviva 2 Limited | Real estate | 2012 |
| Bruntwood Bond 2 Limited | Real estate | 2019 |
| Bruntwood Bury Holdings Limited | Financial services | 2022 |
| Bruntwood Circle Square 1 Limited | Real estate | 2018 |
| Bruntwood Circle Square 12 Limited | Construction | 2015 |
| Bruntwood Circle Square 13 Limited | Construction | 2018 |
| Bruntwood Circle Square 14 Limited | Construction | 2016 |
| Bruntwood Circle Square 2 Limited | Real estate | 2015 |
| Bruntwood Circle Square 4 Limited | Real estate | 2015 |
| Bruntwood Construction Limited | Construction | 2015 |
| Bruntwood Cornwall Street Limited | Real estate | 2014 |
| Bruntwood Development Holdings Limited | Financial services | 2014 |
| Bruntwood Estates Beta Portfolio Limited | Real estate | 2006 |
| Bruntwood Estates Holdings Limited | Real estate | 2006 |
| Bruntwood Estates Limited | Real estate | 2006 |
| Bruntwood Glasgow Science Limited | Construction | 2022 |
| Bruntwood Group Limited | Real estate | 1993 |
| Bruntwood ID Manchester Limited | Extraterritorial | 2021 |
| Bruntwood Kirk Hill Holdings Limited | Financial services | 2022 |
| Bruntwood Limited | Real estate | 2006 |
| Bruntwood Management Services Limited | Real estate | 2006 |
| Bruntwood MBS Developments Limited | Construction | 2014 |
| Bruntwood MBS Retail Limited | Real estate | 2019 |
| Bruntwood Meeting Rooms Limited | Real estate | 2018 |
| Bruntwood MET Tower Limited | Construction | 2022 |
| Bruntwood MTL Limited | Real estate | 2022 |
| Bruntwood NQ Holdings Limited | Real estate | 2020 |
| Bruntwood ORS Limited | Construction | 2018 |
| Bruntwood Pall Mall Limited | Extraterritorial | 2021 |
| Bruntwood Pinnacle Limited | Real estate | 2024 |
| Bruntwood Platform Leeds Limited | Real estate | 2018 |
| Bruntwood RB Limited | Real estate | 2013 |
| Bruntwood Science Finance Services Limited | Real estate | 2022 |
| Bruntwood Science Limited | Real estate | 2011 |
| Bruntwood Science Management Services Limited | Real estate | 2018 |
| Bruntwood Scitech Limited | Real estate | 1999 |
| Bruntwood Scitech Melbourn Limited | Real estate | 2018 |
| Bruntwood Scitech MTL Borrowco Limited | Real estate | 2026 |
| Bruntwood Scitech MTL Holdco 1 Limited | Real estate | 2024 |
| Bruntwood Scitech MTL Holdco 2 Limited | Real estate | 2026 |
| Bruntwood Scitech MTL Parent 1 Limited | Real estate | 2026 |
| Bruntwood Scitech MTL Parent 2 Limited | Real estate | 2026 |
| Bruntwood Sixth Properties Limited | Real estate | 2014 |
| Bruntwood Solar Assets Ltd | Real estate | 2024 |
| Bruntwood Trafford Holdings Limited | Construction | 2019 |
| Bruntwood White City LLP | | 2024 |