| Bonham Holdings Limited | Nottingham | 2019 |
| Bonham Scott Limited | London | 2019 |
| Bonhams Credit Limited | London | 2004 |
| Bonhomie Ventures Ltd | London | 2024 |
| Boniface Holdings Limited | Ely | 2023 |
| Boningale Group Limited | Wolverhampton | 2024 |
| Bonini Advice London Limited | Gerrards Cross | 2026 |
| Bonitas Group Holdings Limited | Worcester | 2020 |
| Bonitas Management Limited | London | 2013 |
| Bonje Limited | Norwich | 2024 |
| Bonkinson Holdings Limited | London | 2025 |
| Bonkonzept Holding Ltd | Hampton | 2021 |
| Bonmark Properties Limited | Saffron Walden | 1987 |
| Bonne Prise Limited | Lurgan | 2016 |
| Bonner Group Limited | York | 2017 |
| Bonnet Corporation Ltd | London | 2022 |
| Bonnett Wealth Management Limited | Burgess Hill | 2025 |
| Bonneville Capital Limited | London | 2025 |
| Bonneville Group Ltd | Birmingham | 2023 |
| Bonney Babies Holdings Limited | Lymm | 2016 |
| Bonnie Bear Holdings Ltd | Liverpool | 2025 |
| Bonnie Bramble Limited | Birmingham | 2024 |
| Bonnie Cactus Limited | Edinburgh | 2022 |
| Bonnie Jeanie Limited | Lochgelly | 2024 |
| Bonnie Rose Holdings Ltd | Basildon | 2024 |
| Bonnies Property Company Limited | Sidcup | 2024 |
| Bonnington Developments Limited | London | 2015 |
| Bonnington Group Limited | Eastbourne | 1999 |
| Bonny-May Holdings Ltd | Harleston | 2025 |
| Bonnyview Group Ltd | Grangemouth | 2022 |
| Bono & Sons | Liverpool | 2022 |
| Bonobos Enterprises Limited | Kensington | 2018 |
| Bonorum Enterprises Limited | London | 2022 |
| Bonroy Power Limited | London | 2024 |
| Bonsai Bored Ltd | Welwyn Garden City | 2021 |
| Bonsai Wealth Management Incorporated Ltd | Nottingham | 2022 |
| Bontexgeo UK Holding Limited | Holmfirth | 2021 |
| Bonthuys Ltd | Ashford | 2017 |
| Bonum Fidei Ltd | Bedford | 2017 |
| Bonum Holdings Limited | Kilnwick | 2019 |
| Bonum Wealth Ltd | Glasgow | 2017 |
| Bonura Holdings Limited | Poulton-Le-Fylde | 2026 |
| Bonville’S Court Estate Limited | Saundersfoot | 2026 |
| Bonviver Financial Ltd | Southampton | 2026 |
| Bonvoy Topco Limited | London | 2025 |
| Bonworth Limited | Bolton | 2023 |
| Bonzo Capital Ltd | Basildon | 2025 |
| BOO Badger Limited | Nuneaton | 2024 |
| BOO BLG Limited | Haywards Heath | 2003 |
| BOO Group Ltd | Ewloe | 2019 |
| BOO MM Limited | Bromsgrove | 2013 |
| Boocock Trading Limited | Birmingham | 2003 |
| Bood Investments Ltd | Huntingdon | 2024 |
| Boodle Hatfield Arts Limited | London | 2014 |
| Boofie Dais Holdings Limited | Ely | 2018 |
| Boofuls Holdings Limited | Barnstaple | 2024 |
| Boogie Bounce Holdings Limited | Nr Tamworth | 2016 |
| Booholman Investments Ltd | Paignton | 2020 |
| Book & Leaf Ltd | Cardiff | 2024 |
| Book Group Ltd | London | 2019 |
| Book My Mortgage Limited | Ashford | 2017 |
| Book My Stay Group Limited | Leigh-On-Sea | 2026 |
| Book Retail Bidco Limited | London | 2018 |
| Book Retail Midco Limited | London | 2018 |
| Book the Cotswolds Group Ltd | London | 2026 |
| Booker Holdings Limited | Welwyn | 2025 |
| Booker UK Investments Limited | Hounslow | 2011 |
| Booker Wang Holdings Ltd | Sevenoaks | 2026 |
| Booker Wellman Underwriting Limited | London | 2009 |
| Bookham Nominees Limited | London | 2006 |
| Bookhopper.Com Ltd | Mold | 2006 |
| Bookies Investments Ltd | High Wycombe | 2025 |
| Booking Holdings Financial Services UK Limited | London | 2020 |
| Booking Protect Limited | London | 2014 |
| Bookkeeping Simple Ltd | Wetherby | 2026 |
| Bookkeepingzone Limited | Radcliffe | 2009 |
| Bookmark Bidco Limited | Bideford | 2021 |
| Bookmark Debtco Limited | Bideford | 2022 |
| Bookmark Midco 1 Limited | Bideford | 2021 |
| Bookmark Midco 2 Limited | Bideford | 2021 |
| Bookstage Holdings Limited | Chesterfield | 2016 |
| Booly Holdings Limited | Dorchester | 2025 |
| Boom Capital Partners Ltd | London | 2024 |
| Boom Group Holdings Limited | London | 2024 |
| Boom Holdings Exchange Limited | London | 2024 |
| Boom Holdings Limited | Basingstoke | 2018 |
| Boom Ventures Ltd | London | 2025 |
| Boombusy Property Limited | London | 2025 |
| Boomcoin Holdings Ltd | London | 2025 |
| Boomer Holdings Limited | Norwich | 2024 |
| Boomerang Care Ltd | Swansea | 2025 |
| Boomerang Digital Holdings Limited | Hessle | 2021 |
| Boomi UK Holdings Ltd. | Harrogate | 2021 |
| Boomspace Limited | Haslemere | 2015 |
| Boon Brokers Limited | Halesworth | 2022 |
| Boon Group Limited | Guildford | 2012 |
| Boon Holdings Ltd | London | 2025 |
| Boon Investments Ltd | York | 2021 |
| Boone Hall Limited | Meopham | 2003 |
| Boongate Holdings Limited | Peterborough | 2023 |