| Bonga Coffee Company Ltd | London | 2024 |
| Bongo Dog Ltd | London | 2025 |
| Bongolo Bill Ltd | Cambridge | 2026 |
| Bongos' Electrical Ltd | Llangollen | 2021 |
| Bongs and Dongs Ltd | Rayleigh | 2022 |
| Bonhard Renewables Limited | Perth | 2017 |
| Boniface Engineering Limited | Thetford | 1987 |
| Boningale Limited | Albrighton, Wolverhampton | 1960 |
| Bonita Aesthetics and Beauty Ltd | Braintree | 2023 |
| Bonita E-Commerce Co., Ltd | Coventry | 2022 |
| Bonito Holdings Ltd | Tidworth | 2017 |
| Bonito Works Limited | London | 2017 |
| Bonjour Cafe Patisserie Ltd | London | 2025 |
| Bonjour Communications Limited | Twickenham | 2023 |
| Bonjour International Co., Limited | West Midlands, England | 2023 |
| Bonkers Play Limited | Fairford | 2005 |
| Bonn's & Co Ltd. | Ring Road West Park | 1983 |
| Bonnar Ready MIX Concrete Limited | Glasgow | 1972 |
| Bonnay Limited | London | 1993 |
| Bonne Bouche Catering Limited | Perivale | 1965 |
| Bonner Cars Limited | Havant | 2023 |
| Bonner Studs Limited | Walsall | 2006 |
| Bonnet's Chocolates Ltd | Scarborough | 2009 |
| Bonneville Sea Salt Company Limited | Cardiff | 2019 |
| Bonni Bunni Ltd | London | 2025 |
| Bonni Fashions Yorkshire Ltd | York | 2023 |
| Bonnie & Bella's Cornish Paw-Tisserie for Dogs Limited | Week St Mary | 2022 |
| Bonnie Alba Bullion Ltd. | Aberdeen | 2021 |
| Bonnie Baby Limited | Norwich | 2004 |
| Bonnie Bling Ltd | Isle Of Bute | 2022 |
| Bonnie Buns Ltd | Leeds | 2019 |
| Bonnie Tartan Limited | Dunblane | 2013 |
| Bonnie Things CIC | Kilwinning | 2026 |
| Bonnie WEE Biscuit Ltd | Edinburgh | 2025 |
| Bonnie Yau's Food Products Limited | Peterborough | 2012 |
| Bonnies Health Limited | Louth | 2024 |
| Bonningford Ltd | Wolverhampton | 2024 |
| Bonny Bidco Limited | Oswestry | 2026 |
| Bonny BIN Limited | Leatherhead | 2023 |
| Bonny Boards Ltd | Banchory | 2020 |
| Bonny Design Ltd | Reading | 2024 |
| Bonny Limited | Edgware | 2021 |
| Bonnyline Limited | Rickmansworth | 1986 |
| Bonnyside Engineering Limited | Bonnybridge | 2014 |
| Bono Bean Limited | London | 2025 |
| Bonobeds Ltd | Woodbridge | 2014 |
| Bonomodo Ltd | London | 2014 |
| Bonorbis Limited | St. Ives | 2017 |
| Bonotan Marine UK Limited | London | 2012 |
| Bonra Limited | Cheltenham | 2019 |
| Bonroy Living Industrial Limited | Cambridge | 2026 |
| Bonsack Ltd | Chelmsford | 2006 |
| Bonsai Building & Developments Ltd | Trowbridge | 2024 |
| Bonsall Tools Ltd | London | 2021 |
| Bonsoir of London Limited | Crewkerne | 1994 |
| Bonum Team Ltd | Watford | 2018 |
| Bonum Vitae Ltd | London | 2024 |
| Bonumcorpus (NO. 52) Limited | Belfast | 2019 |
| Bonumcorpus (NO. 53) Limited | Newry | 2019 |
| Bonut Engineering Limited | Stockport | 1966 |
| Bonvelli Ltd | London | 2019 |
| Bonville’S Court Vineyard Limited | Saundersfoot | 2026 |
| Bonvoyage Maritime Tech Developing (UK) Co., Limited | Beckenham | 2023 |
| Bonwyke Limited | Fareham | 1980 |
| Bonza Creations Ltd | Newmarket | 2025 |
| Bonzer UK Limited | Hailsham | 2010 |
| Bonzo Band Limited | Long Eaton | 1997 |
| Bonzo the Barking Baker Limited | Glasgow | 2014 |
| Bonés Sports International Ltd | London | 2024 |
| BOO a LA Mode Limited | London | 2021 |
| BOO and the Bear Ltd | Chatham | 2023 |
| BOO Contracting Ltd | Devon | 2018 |
| BOO With Attitude Limited | Caldicot | 2022 |
| Boo's Biscuits Ltd | Porth | 2025 |
| Boo-Chi Limited | Newton Abbot | 2017 |
| Boob Buddy Ltd | Milton Keynes | 2019 |
| Boobeads Ltd | Caldicot | 2024 |
| Booboos Fashion Ltd | Leicester | 2020 |
| Boobrie Creations Ltd | Glasgow | 2024 |
| Booby Trap Brewery Ltd | Aylesbury | 2008 |
| Boodwah Limited | Petersfield | 2012 |
| Boogie Case Limited | Dunstable | 2015 |
| Book Cover Ltd. | London | 2018 |
| Book of Beasties Ltd | London | 2018 |
| Book Protectors & Co. Limited | Eastbourne | 1969 |
| Bookbindesigns Ltd | Lancing | 2021 |
| Bookbinding by Crawford Ltd | Edinburgh | 2008 |
| Bookblock (Business) Ltd | London | 2022 |
| Bookcraft Supplies Limited | Stockport | 1987 |
| Booked Images Limited | Wokingham | 2006 |
| Bookempress Limited | Wallington | 2018 |
| Booker Design Limited | Deeside | 2019 |
| Booker Dyes Ltd | Brighouse | 2020 |
| Booker Farm Services Ltd | Bude | 2014 |
| Booker Hill Projects Limited | Uttoxeter | 2003 |
| Booker Wellman Limited | Leeds | 1971 |
| Bookham Harrison Farms Limited | Horsham | 2007 |
| Bookham Saddlery Limited | Dorking | 2002 |
| Bookham UK Limited | Leatherhead | 1965 |
| Bookim Ltd | Beckenham | 2023 |