| Breed Reply Investments Limited | London | 2014 |
| Breede River Investments | Colchester | 2025 |
| Breeden Group Ltd | Coventry | 2026 |
| Breeder Capital Limited | London | 2017 |
| Breedon Group PLC | Derby | 2023 |
| Breedon Investments UK Limited | Derby | 2024 |
| Breedon Midco Limited | Derby | 2023 |
| Breedon Priory Holdings Limited | Loughborough | 2016 |
| Breen Inc Ltd | Birmingham | 2021 |
| Breen Recovery Carnbroe Holdings (UK) Limited | London | 2025 |
| Breen Recovery Lostock Holdings (UK) Limited | London | 2025 |
| Breeze Acquisitions 2 Limited | Manchester | 2023 |
| Breeze Acquisitions Limited | Manchester | 2021 |
| Breeze Acquisitions USA Limited | Manchester | 2024 |
| Breeze Capital Limited | Nottingham | 2022 |
| Breeze Corporate Finance Limited | Nottingham | 2018 |
| Breeze Finance 1 Limited | Nottingham | 2022 |
| Breeze Finance 2 Limited | Nottingham | 2022 |
| Breeze Financial Solutions Limited | Wolverhampton | 2012 |
| Breeze Garden Investment Limited | Barnstaple | 2024 |
| Breeze Mortgages Ltd | Bath | 2021 |
| Breeze Network & Consult Ltd | London | 2021 |
| Breeze Recruitment (Holdings) Limited | Birmingham | 2016 |
| Breeze Recruitment Driveforce (Holdings) Limited | Birmingham | 2011 |
| Breeze Strategic Services Limited | Manchester | 2021 |
| Breeze Trustees Limited | Tonbridge | 2025 |
| Breeze Underwriting Limited | Colchester | 2013 |
| Breezemount Group Holdings Limited | Lisburn | 2021 |
| Breezy Investments Limited | Bishop'S Stortford | 2025 |
| Bref UK Enterprises Ltd | London | 2018 |
| Bref VI AIV Holdings Limited | London | 2021 |
| Bregal (Custody) Limited | London | 2002 |
| Bregal Capital (LP) Limited | London | 2009 |
| Brehme Holdings Ltd | Helston | 2024 |
| Breich Building Company Limited | Edinburgh | 2013 |
| Breifne Group Limited | Liverpool | 2024 |
| Breinrock UK Ltd | London | 2020 |
| Brejaki Holdings | Shrewsbury | 2020 |
| Brel Group Limited | London | 2025 |
| Brelade Estates Ltd | Derby | 2005 |
| Brelade Ventures Ltd | Chippenham | 2021 |
| Brelfi (Holdings) Limited | Hull | 2022 |
| Brellteg Trading Ltd | Barns Green | 2016 |
| Brelmayne Holdings Limited | Walsall | 2014 |
| Bremco Capital Limited | Grantham | 2011 |
| Bremer Finance Limited | London | 2024 |
| Bremhill Investments Ltd | Calne | 2018 |
| Bremner Ventures Ltd | Newcastle Upon Tyne | 2024 |
| Bremont Holdings Ltd | London | 2022 |
| Bremont Weir Limited | Gravesend | 2021 |
| Brempton Group Limited | Sutton Coldfield | 1972 |
| Bremsen Technik Holdings Ltd | Richmond | 2013 |
| Brenco Group Ltd | Calne | 2017 |
| Brend Company Limited | Bideford | 2025 |
| Brend Estates Limited | Bideford | 2025 |
| Brend Garages Limited | Bideford | 2025 |
| Brenda Muir Ladieswear (Holdings) Limited | Glasgow | 2023 |
| Brendan Flynn Holdings Limited | Watford | 2011 |
| Brendara Limited | Londonderry | 2021 |
| Brendon 21 Limited | Chigwell | 2025 |
| Brendon Chemical Company Limited | Lincolnshire | 1955 |
| Brendon Family Investments | London | 2025 |
| Brendon Holdings Limited | Taunton | 2024 |
| Brendon Street Securities Limited | London | 1989 |
| Brendox Ltd | London | 2020 |
| Brendum Ltd | London | 2021 |
| Brenjax Ltd | Barrow In Furness | 2020 |
| Brenkon Holdings Limited | London | 2026 |
| Brenmatch Limited | Keswick | 1998 |
| Brenna Capital Ltd | Maidstone | 2025 |
| Brennan & Lamont Holdings Ltd | Newtownabbey | 2025 |
| Brennan Groundworks Limited | Manchester | 2023 |
| Brennan Holdings Limited | Colchester | 2019 |
| Brennan Property Holdings Limited | Littleborough | 2018 |
| Brenor Enterprises Limited | London | 2000 |
| Brent (N0. 190) Limited | Cookstown | 2021 |
| Brent Production Ltd | Park Royal | 2013 |
| Brentacre Insurance Services Limited | Swansea | 1986 |
| Brentcast Limited | Milton Keynes | 1987 |
| Brentford Lock West NOM1 Limited | Victoria Street | 2024 |
| Brentford Lock West NOM2 Limited | Victoria Street | 2024 |
| Brentford Waterside General Partner 2 Limited | London | 2024 |
| Brentmark Limited | Cardiff | 2012 |
| Brentmere Holdings Limited | London | 2023 |
| Brenton Rock Solutions Ltd | Ipswich | 2018 |
| Brentor Capital Ltd | Shaftesbury | 2021 |
| Brentor Holdings Limited | Maidenhead | 2022 |
| Brentry Investments Limited | London | 2023 |
| Brents Financial Services Limited | Essex | 1984 |
| Brents Holdings Limited | Brentwood | 2020 |
| Brents of Brentwood (Financial Services) Limited | Essex | 1989 |
| Brents of Brentwood Limited | Brentwood | 1963 |
| Brep Asia Holdings (UK) Limited | London | 2013 |
| Brep Asia II Caulfield UK Holdco Limited | London | 2018 |
| Brep Asia II Crescent UK Holdco Limited | London | 2021 |
| Brep Asia II Ltkp UK Holdco Limited | London | 2019 |
| Brep Asia II Ltst UK Holdco Limited | London | 2018 |
| Brep Asia II Margaret UK Holdco Limited | London | 2018 |
| Brep Asia II Milperra UK Holdco Limited | London | 2018 |
| Brep Asia II Pitt UK Holdco Limited | London | 2019 |