| Boardwalk Investments Ltd | Coventry | 2014 |
| Boardwalk Ventures Ltd | Ipswich | 2023 |
| Boarhunt Vehicle Services Limited | Fareham | 2013 |
| Boaro Holdings Ltd | Birkenhead | 2024 |
| Boarswood Holdings Limited | Thatcham | 2025 |
| Boarwood Holdings Ltd | Glasgow | 2022 |
| Boas Investment Limited | Beckenham | 2008 |
| Boat Electrics & Electronics (Holdings) Ltd | Irvine | 2015 |
| Boat Holdings Limited | Reading | 2025 |
| Boat Topco Limited | Reading | 2025 |
| Boatside Investments | Hatfield | 2021 |
| Boatyard Cottages Ltd | Bournemouth | 2024 |
| Boaz Services Limited | Milton Keynes | 2011 |
| BOB & Dick Holdings Limited | Chorley | 2020 |
| BOB Barnett Holdings Limited | Epsom | 2020 |
| BOB Bidco Limited | London | 2022 |
| BOB Burch Financial Planning Ltd | Newton Abbot | 2015 |
| BOB Deering Limited | Hertford | 2017 |
| BOB Gerard Holdings Limited | Leicester | 2021 |
| BOB Gibbs Financial Planning Limited | Milton Keynes | 2015 |
| BOB Group Ltd | Blackburn | 2026 |
| BOB Little & Co Limited | North Shields | 2004 |
| BOB Loydall Mortgages Limited | Rugby | 2015 |
| BOB Martin Consultants Ltd | Leatherhead | 2013 |
| BOB Midco Limited | London | 2022 |
| BOB Pepper Holdings Limited | Redruth | 2012 |
| BOB Richardson Holdings Limited | Dudley | 2019 |
| BOB Topco Limited | London | 2022 |
| Boba Commodities Beech Limited | Fleet | 2015 |
| Boba Commodities Limited | Fleet | 2013 |
| Boba Commodities Oak Limited | Fleet | 2015 |
| Boba Commodities Willow Limited | Fleet | 2015 |
| Boba Fett Topco Limited | London | 2024 |
| Boba Group Limited | Fleet | 2015 |
| Boba Holdings Limited | Cheadle | 2021 |
| Bobald Ventures Limited | Witham | 2021 |
| Bobalong Limited | Dartford | 2024 |
| Bobble Investment Group Ltd | Leeds | 2024 |
| Bobboire Holdings Ltd | Guildford | 2025 |
| Bobby Dhillon Practice Limited | London | 2022 |
| Bobby Singh Capital Ltd | Wigston | 2025 |
| Bobby White Group Ltd | London | 2023 |
| Bobcat Mortgages Ltd | Northampton | 2024 |
| Bobmick Limited | London | 2023 |
| Bobo & Benny Ltd | Milton Keynes | 2023 |
| Bobo & Wild Group Ltd | London | 2024 |
| Bobosanek Limited | Orpington | 2022 |
| Bobson Limited | London | 2007 |
| Bobstar 2005 Ltd | Wallsend | 2012 |
| Bobster Holdings Limited | Gloucester | 2021 |
| Bobwho Ltd | Droitwich | 2022 |
| Bob’S Bits Holdings Limited | Watford | 2022 |
| Boca Holdings Limited | Kenilworth | 2023 |
| Bocc Finance Limited | Penarth | 2021 |
| Bocca Lounge Restaurant Ltd | London | 2026 |
| Bochenski Holdings Ltd | Verwood | 2026 |
| Bochym Holdings Unlimited | Taunton | 2026 |
| Boci Global Commodities (UK) Limited | London | 2011 |
| Boci Holdings Ltd | Leeds | 2026 |
| Bocie Ltd | Dungannon | 2023 |
| Bock Capital UK Limited | Whiteley Fareham | 2022 |
| Bockett Financial Services Ltd | Kidlington, Oxford | 2018 |
| Bockmer (Holdings) Limited | London | 2024 |
| Bockmer Farm Limited | Winchester | 2017 |
| Bocobay Holdings Ltd | Canterbury | 2021 |
| Bocock Limited | Hull | 2018 |
| Boda Capital Limited | Woking | 2014 |
| Boda Group Limited | Nottingham | 2018 |
| Bode Insurance Solutions Limited | Camberley | 1995 |
| Bodee Acquisitions Ltd | London | 2025 |
| Bodega Holdings Ltd | Skelmersdale | 2024 |
| Boden Holdings Limited | Barnstaple | 2020 |
| Boden Rail Heritage Supplies Limited | Nottingham | 2023 |
| Bodhi Holdings Ltd | Altrincham | 2025 |
| Bodhily Ltd | Kent | 2021 |
| Bodholdings Limited | London | 2025 |
| Bodiam Capital Ltd. | Weybridge | 2017 |
| Bodiam Hill Limited | London | 2007 |
| Bodill Group Limited | Huddersfield | 2017 |
| Bodimans Financial Unlimited | Worthing | 2025 |
| Bodin Holdings Ltd | London | 2024 |
| Bodium Limited | London | 2021 |
| Bodleian Homes Holdings Limited | Oxford | 2026 |
| Bodlondeb Innovation Ltd | Conwy | 2025 |
| Bodmin Road Properties Limited | Coventry | 2018 |
| Bodnar Holding Limited | Welling | 2023 |
| Bodrum EGE (NI) Limited | Holywood | 2011 |
| Bods Group Holdings Ltd | London | 2025 |
| Bodumas Ltd. | London | 2022 |
| Bodxan Co Ltd | Maldon | 2021 |
| Body Health Fitness Holdings Limited | Beaconsfield | 2025 |
| Body Mentors Holdings Limited | Sutton | 2022 |
| Bodyclose Holdings Limited | Lincoln | 2019 |
| Bodycote America Capital Limited | Macclesfield | 2019 |
| Bodycote America Finance Limited | Macclesfield | 2009 |
| Bodycote America Treasury Limited | Macclesfield | 2009 |
| Bodycote Pension Trustees Limited | Macclesfield | 1988 |
| Bodyguard Holdings Ltd | Havant | 2026 |
| Bodyism Global Holdings Limited | London | 2014 |
| Bodylines Holdings Ltd | Wilmslow | 2025 |