| Bollesty Holdings Ltd | Bury | 2024 |
| Bolley Holdings Ltd | Wigston | 2026 |
| Bollin Capital Ltd | Gerrards Cross | 2015 |
| Bollin Nominees Limited | Wilmslow | 2001 |
| Bollingers Traders Network Limited | London | 2026 |
| Bollington Insurance Brokers Limited | London | 1994 |
| Bollington Property Ltd | Buxton | 2023 |
| Bollinhale Limited | Chorley | 2014 |
| Bollom Consulting Limited | Orpington | 2022 |
| Bollom Investments Limited | Orpington | 2022 |
| Bollyhush Sekal Limited | Loughton | 2021 |
| Bollé Brands Debtco Limited | Chessington Surrey | 2018 |
| Bollé Brands Midco 1 Limited | Chessington Surrey | 2018 |
| Bollé Brands Midco 2 Limited | Chessington Surrey | 2018 |
| Bollé Brands Midco 3 Limited | Chessington Surrey | 2018 |
| Bollé Brands Topco Limited | Chessington Surrey | 2018 |
| Bolney Capital Group Ltd | London | 2024 |
| Bolnore Financial Planning Limited | Haywards Heath | 2023 |
| Bologna Bidco Limited | London | 2019 |
| Bologna Finco Limited | London | 2021 |
| Bologna Midco 1 Limited | London | 2019 |
| Bologna Midco 2 Limited | London | 2019 |
| Bologna Topco Limited | London | 2019 |
| Bolsover Investments | Ilkley | 2015 |
| Bolsover Render Financial Planning Ltd | Halifax | 2011 |
| Bolsterstone Holdings Limited | Chesterfield | 2017 |
| Bolt Angels Ltd | London | 2020 |
| Bolt Bidco Limited | Bolton | 2024 |
| Bolt CM1 Limited | London | 2025 |
| Bolt Commercial Finance Ltd | Canvey Island | 2025 |
| Bolt Financial Services Ltd | Yeovil | 2023 |
| Bolt Head UW Limited | London | 2025 |
| Bolt Holdco Limited | London | 2024 |
| Bolt Holdings Limited | Bath | 2024 |
| Bolt Industries Limited | Bolton | 2024 |
| Bolt Investco Limited | Bolton | 2025 |
| Bolt Mortgages & Protection Ltd | London | 2025 |
| Bolt Mortgages Ltd | Canvey Island | 2020 |
| Boltco Holdings Limited | Bury | 2024 |
| Bolthay Limited | Sittingbourne | 2024 |
| Bolton and District Hospital Saturday Council | Sheffield | 1953 |
| Bolton Buildings Holdings Limited | Hailsham | 2019 |
| Bolton Business Finance Ltd | Bolton | 2020 |
| Bolton Gate Group Limited | Bolton | 2017 |
| Bolton Gate Pension Trustees Limited | | 1993 |
| Bolton Group Holdings Limited | Sheffield | 2020 |
| Bolton Holdco Limited | Preston | 2009 |
| Bolton Holdings Limited | Market Bosworth | 2022 |
| Bolton Hotel Opco Limited | Hemel Hempstead | 2025 |
| Bolton Hotel Propco Limited | Hemel Hempstead | 2025 |
| Bolton Investments Limited | London | 2017 |
| Bolton James Financial Services Ltd | Horwich | 2023 |
| Bolton James Independent Financial Advice Ltd | Horwich | 2023 |
| Bolton James Ltd | Bolton | 2014 |
| Bolton Newco Limited | Bolton | 2025 |
| Bolton North Business Park Limited | Batley | 2021 |
| Bolton Orlando Ltd. | Kington | 2025 |
| Bolton Steel Structures Holdings Limited | Bolton | 2019 |
| Bolton Street Nominees Ltd. | London | 1999 |
| Bolton Surgical Trust Limited | Sheffield | 2026 |
| Bolton Thorp | Peterborough | 2022 |
| Bolton Topco Limited | Chigwell | 2021 |
| Bolton UK Holdings Limited | London | 2026 |
| Boltons Place Capital Management Limited | London | 2017 |
| Boltons Property Company Ltd | London | 2023 |
| Boltos Holding Ltd | London | 2020 |
| Bolts Investments Ltd | Shetland | 2021 |
| Bolttech Device Protection (UK) Limited | London | 2019 |
| Bolttech Insurance Services (UK) Ltd | London | 2018 |
| Boltzemo Financial Services Limited | Ruislip | 2020 |
| Boluda Towage Investments Limited | Liverpool | 2025 |
| Boma Holdings Ltd | London | 2026 |
| Bomad Finance Ltd | London | 2025 |
| Bomad Investments I Limited | London | 2019 |
| Bomad Investments Limited | London | 2018 |
| Boman Trading Limited | South Yorks | 2003 |
| Bomba Holdings Ltd | London | 2017 |
| Bombardier Aerospace (Holdings) UK Limited | London | 2016 |
| Bombardier Aerospace U.K. Limited | London | 1993 |
| Bombardier UK Holding Limited | Birmingham | 2015 |
| Bombay Capital Limited | Cardiff | 2018 |
| Bombay Fashion (London) Limited | London | 2014 |
| Bombay Holdings | Taunton | 2021 |
| Bombay Investments | Taunton | 2021 |
| Bombon International Limited | Watford | 2025 |
| Bombyx Services Limited | London | 2021 |
| Bomepp Limited | Benfleet | 2013 |
| Bomer Capital Limited | Grantham | 2014 |
| Bomi Holdings Limited | London | 2023 |
| Bomina Group Ltd | London | 2020 |
| Bommg Group Ltd | Poole | 2023 |
| Bomo Group Ltd | Leeds | 2024 |
| Bomoko Properties Ltd | Ipswich | 2023 |
| BON Accord Bonding Company Limited | | 1951 |
| BON Accord Energy Ltd | Aberdeen | 2012 |
| Bona Finance Limited | Coventry | 2019 |
| Bona Mente Real Estate Ltd | London | 2020 |
| Bonaccord Champion MH Investor Limited | London | 2023 |
| Bonanza Trading Limited | Aberdare | 2009 |
| Bonarie Investments Limited | Lytham St Annes | 2013 |