| Brightstar Int'L Investment Group of Companies Ltd | London | 2021 |
| Brightstar Partners Ltd | Richmond | 2002 |
| Brightstar Venture Group Ltd | Durham | 2025 |
| Brightstar Wealth Management Limited | Manchester | 2024 |
| Brightstock Financial Planning Ltd | Henley-On-Thames | 2023 |
| Brightstone Ltd | St. Ives | 2022 |
| Brightstone Management & Consulting Ltd. | Manchester | 2020 |
| Brightstone Partners Limited | London | 2019 |
| Brightsuite Limited | London | 2023 |
| Brightteach Group Limited | Barnsley | 2024 |
| Brightview Holdings Limited | Spalding | 2025 |
| Brightview Property Limited | Droitwich | 2016 |
| Brightwater Financial (NI) Ltd | Belfast | 2010 |
| Brightwell Capital Limited | Ipswich | 2022 |
| Brightwell Partners Limited | London | 2018 |
| Brightwell Property Limited | Ipswich | 2023 |
| Brightwell Solutions Limited | Guildford | 2011 |
| Brightwells Holdings Limited | Herefordshire | 2021 |
| Brightwild Ventures Ltd | Bath | 2025 |
| Brightwise Innovations Ltd | Southall | 2023 |
| Brightworks Group Limited | London | 2025 |
| Brigid Investments Limited | Preston | 2021 |
| Brigid UK Holdings Limited | Preston | 2021 |
| Brigit's Bakery (Holdings) Limited | Stevenage | 2012 |
| Brigola 1 Limited | London | 2022 |
| Brigown Holdings Limited | Richmond | 2021 |
| Brigstock Finance Limited | Nottingham | 2004 |
| Brigstow Independent Financial Planning Limited | Cheltenham | 2024 |
| Brigstow Ltd | Bristol | 2025 |
| Briidg Ltd | London | 2018 |
| Briisk Limited | London | 2016 |
| Brij Dhody Limited | Wolverhampton | 2017 |
| Brik Finance Limited | Dudley | 2018 |
| Brik Holdings Ltd | Colchester | 2026 |
| Brikaura Property Investments Ltd | Hampton | 2025 |
| Brikie Properties Ltd | Belfast | 2017 |
| Briksmith (Securities) Limited | London | 2023 |
| Briller Holdings Ltd | Amersham | 2021 |
| Brilliance Financial Planning Limited | Cirencester | 2008 |
| Brilliance Financial Technology UK Ltd. | London | 2014 |
| Brilliance Group Limited | Holywood | 2019 |
| Brilliant Advice Limited | Congleton | 2005 |
| Brilliant Boulevard Ltd. | London | 2025 |
| Brilliant Endeavour Limited | Tamworth | 2022 |
| Brilliant Group Holdings Limited | Langley | 2026 |
| Brilliant Money Services Ltd | Birmingham | 2025 |
| Brilliant Mortgages Limited | Llanelli | 2007 |
| Brim Enterprise Ltd | Edinburgh | 2017 |
| Brimacombe Holdings Limited | Burscough | 2021 |
| Brimal Limited | Wetherby | 1964 |
| Brimco Holdings Limited | Middlesbrough | 2024 |
| Brimelow Mcsweeney Holdings Limited | | 2007 |
| Brimes Holdings Ltd | Saltash | 2025 |
| Brimfield Investments | Epsom | 2026 |
| Brimican Investments Limited | London | 1959 |
| Brimmond Group Holdings Limited | Kintore | 2021 |
| Brimo Capital Ltd | Machester | 2021 |
| Brimo Capital SPV1 Ltd | Manchester | 2026 |
| Brims Investments Ltd | Sutton Coldfield | 2020 |
| Brimsham Holdings Limited | Telford | 2022 |
| Brimslade Regco Limited | London | 2021 |
| Brimstone Mosaic Ltd | Chatham | 2020 |
| Brina Holdings Ltd | Dungannon | 2017 |
| Brinat Holdings Limited | Hornchurch | 2021 |
| Brinco Limited | Portsmouth | 2008 |
| Brind Holdings Ltd | Bridgend | 2020 |
| Brind Strange Ltd | Sheffield | 2021 |
| Brindavan Holdings Limited | Ashford | 2020 |
| Brindle Holdings Enterprise Ltd | Manchester | 2026 |
| Brindle Holdings Limited | Chorley | 2017 |
| Brindley Asphalt Group Limited | Bilston | 2011 |
| Brindley Capital Group Limited | Birmingham | 2019 |
| Brindley Capital Lending Limited | Birmingham | 2026 |
| Brindley Capital Ltd | West Drayton | 2018 |
| Brindley Drive Hold Co Limited | Birmingham | 2022 |
| Brindley Farm Estate Holdings Ltd | Wantage | 2022 |
| Brindley Heath Holdings Ltd | Penkridge | 2021 |
| Brindley James Holdings Ltd | Sherborne | 2019 |
| Brindley Risk Consultancy Limited | Heathfield | 2011 |
| Brindleys (Total Holdings) Ltd | Birmingham | 2025 |
| Brindleys Holdings Ltd | Birmingham | 2013 |
| Brines Consulting Limited | Blackpool | 2018 |
| Bring Energy Concessions Limited | London | 1988 |
| Bring Energy Group Limited | London | 2023 |
| Bring Energy Holdings Limited | London | 2023 |
| Brink Holdings Limited | London | 2024 |
| Brink Kapital Ltd | London | 2025 |
| Brinkburn 928 Limited | London | 2017 |
| Brinklow (Holdings) Ltd | Tamworth | 2019 |
| Brinks Resources Limited | Keston | 2024 |
| Brinkworth Holdings Ltd | Brinkworth | 2026 |
| Brinlack UK Ltd | Hailsham | 2020 |
| Brinscall Care (NW) Group Limited | Altrincham | 2022 |
| Brinscall Care (Propco) Limited | Altrincham | 2020 |
| Brinsea Investments Limited | Bristol | 2021 |
| Brinsford Holdings Limited | Wolverhampton | 2022 |
| Brinsmoor Limited | Iver | 2015 |
| Brinswick Holdings Limited | Huddersfield | 2025 |
| Brinton Family Investments Limited | Halesowen | 2024 |
| Brintons Overseas Holdings Limited | Kidderminster | 1978 |