| Bostan Unisex Ltd | Aberdeen | 2018 |
| Bostec Automation Ltd | Oldham | 2025 |
| Bostec Group Ltd | Oldham | 2025 |
| Bostmont Ltd | Telford | 2020 |
| Bostock Healthcare Limited | Bedfordshire | 2003 |
| Boston & Spalding Pilots Limited | Boston | 2011 |
| Boston Amateur Sports Association Limited(The) | Boston | 1957 |
| Boston and Alexander Holdings Limited | Purley | 2019 |
| Boston and Alexander Nominees Limited | Purley | 2020 |
| Boston Barberz Ltd | Neath | 2025 |
| Boston Carwash Ltd | London | 2024 |
| Boston Executive Search Limited | Bolton | 2023 |
| Boston Gates Trading Limited | Wetherby | 2019 |
| Boston Group of Companies Ltd | Norwich | 2018 |
| Boston Masonic Hall and Club Limited | Lincs | 1961 |
| Boston Town Centre Business Association Limited | Boston | 2026 |
| Boston Town VE Limited | Nottingham | 2011 |
| Bostons W/S Ltd | Milton Keynes | 2026 |
| Bosvale Community Association Limited | Falmouth | 2015 |
| Bosvilla Studio's Ltd | Bristol | 2023 |
| Boswall Dog Grooming Ltd | Edinburgh | 2017 |
| Boswell Maintenance Services Limited | Bray On Thames | 2020 |
| Boswell One Limited | London | 2016 |
| Boswell Two Ltd | London | 2022 |
| Boswells Fitted Furniture Ltd | West Horndon | 2026 |
| Bosworth Aesthetics & Beauty Ltd | Nuneaton | 2010 |
| Bosworth Beauty Ltd | Nuneaton | 2021 |
| Bosworth Boiler Tech Ltd | Lutterworth | 2011 |
| Bota Takeaway Ltd | Ampthill | 2022 |
| Botafago Ltd | Telford | 2019 |
| Botan Consulting Limited | London | 2019 |
| Botan Grooming Ltd | London | 2025 |
| Botan's Barber Shop Ltd | Birkenhead | 2023 |
| Botanic Barbers Ltd | Belfast | 2015 |
| Botanic Beauty Ltd | Market Drayton | 2022 |
| Botanic Dalston Ltd | London | 2015 |
| Botanic Earth Limited | Inchinnan | 2007 |
| Botanic Gardens Conservation International | Richmond | 2003 |
| Botanic Law Limited | Stevenage | 2019 |
| Botanic London Beauty Ltd | Ilford | 2020 |
| Botanic Skin Ltd | Newport Shropshire | 2025 |
| Botanica Health Ltd | Tunbridge Wells | 2008 |
| Botanical Beauty Bristol Limited | Brady Stoke | 2019 |
| Botanical Beauty Limited | Gillingham | 2001 |
| Botanico Salon Ltd | Airdrie | 2020 |
| Botaniqua Ltd | London | 2015 |
| Botanique Beauty Ltd | Blairgowrie | 2025 |
| Botanybeauty Limited | Upper Cambourne | 2025 |
| Botcherby Community Association | Carlisle | 2003 |
| Bote Accountancy Ltd | Stoke-On-Trent | 2015 |
| Botem Services Ltd | Woodford Green | 2016 |
| Botes Beheer BV Ltd | Redhill | 2019 |
| Both Sides of the Lens Limited | London | 2019 |
| Botham Solutions Limited | Bridlington | 2014 |
| Bothwell Business Limited | Hamilton | 2023 |
| Bothwell Central Ltd | Glasgow | 2023 |
| Bothwell Kleen Limited | Glasgow | 2014 |
| Bothwell Luxury Travel Ltd | Larkhall | 2015 |
| Bothwellpark Service Station Limited | Bellshill | 2016 |
| Bothwick Sands Ltd | Stratford-Upon-Avon | 2022 |
| Bothy Saunas Ltd | London | 2026 |
| Botley Barbers Ltd | Oxford | 2023 |
| Botley Byrne Limited | London | 2014 |
| Botley Launderette Limited | Oxford | 2021 |
| Botocmedix Ltd | Blackwood | 2017 |
| Botology Aesthetics Clinic Ltd | Earlswood | 2018 |
| Botonix Derma Clinic Ltd | Rotherham | 2025 |
| Botosani Ltd | Telford | 2020 |
| Botoxo Aesthetics Limited | Kingston Upon Thames | 2021 |
| Botoxpress Limited | Dunfermline | 2025 |
| Botswana Community UK Ltd | Uxbridge | 2018 |
| Botswana Minerals PLC | London | 2010 |
| Bottesford Star Barber Ltd | Scunthorpe | 2025 |
| Bottisham Barbers Ltd | Cambridge | 2016 |
| Bottitta's Barber Ltd | Musselburgh | 2024 |
| Bottled UP Blokes C.I.C. | Alfreton | 2022 |
| Bottom Line Consultants Ltd | Cardiff | 2016 |
| Bottomley & Co Ltd | Leeds | 2023 |
| Bottoms Barns Silverdale Management Company Limited | Carnforth | 2002 |
| Botulinum Toxin Club Ltd | Stevenage | 2024 |
| Botánica Products Ltd | Slough | 2016 |
| Bouchramaria Limited | London | 2024 |
| Bouckley's Limited | Bristol | 2011 |
| Boucle Hair Limited | Walsall | 2025 |
| Boucleme Limited | London | 2013 |
| Boudica Design Limited | Basingstoke | 2021 |
| Boudica Limited | London | 2019 |
| Boudica Mindset Coaching Ltd | Cheltenham | 2024 |
| Boudoir Beauty Bar Limited | Warwick | 2024 |
| Boudoir by PJ Limited | Luton | 2014 |
| Boudoir Hair Boutique Limited | Liscard | 2012 |
| Boudoirbeauty Limited | Witham | 2016 |
| Bouf's Hair & Beauty Ltd | Swindon | 2018 |
| Bouff Ltd | Cardiff | 2017 |
| Bougainvillea Holdings Limited | London | 2021 |
| Boughton Barbers Limited | Ellesmere Port | 1993 |
| Bougie Social Media Ltd | Attleborough | 2023 |
| Bougie.Vip Ltd | Whitley Bay | 2022 |
| Bouhair Limited | Wellington | 2015 |
| Bouijee BAE Aesthetics Limited | London | 2021 |