| Binder Properties Limited | Harrow | 2007 |
| Bindi Wedding Services Ltd | Wolverhampton | 2025 |
| Bindley Limited | London | 2017 |
| Bindon Abbey Wellness Retreat Ltd | Ferndown | 2009 |
| Binfield Barbers Ltd | Bracknell | 2026 |
| Binfield Creative Hair Limited | Bracknell | 2026 |
| Bingfield N1 Ltd | London | 2025 |
| Bingham & Co Limited | Grimsby | 2017 |
| Bingham DRY Cleaners Ltd | Nottingham | 2025 |
| Bingham Nails & Beauty Ltd | Nottingham | 2018 |
| Bingham Tanning Rooms Ltd | Nottingham | 2025 |
| Bingham's Hair Salon Ltd | Birmingham | 2023 |
| Binghamcourt Limited | March | 1995 |
| Binghams Salon Ltd | Shrewsbury | 2026 |
| Bingley EPC Limited | Bingley | 2016 |
| Bingley Hair Studio Limited | Bingley | 2015 |
| Bingley Little Theatre | Bingley | 2011 |
| Bingo Dog Wash Limited | London | 2026 |
| Bingol Barber Limited | Burscough | 2021 |
| Bini Ltd | Harlow | 2012 |
| Binishaz Aesthetics Ltd | Slough | 2021 |
| Binita's Beauty and Hair Salon Ltd | Wembley | 2007 |
| Binks Hair Studio Ltd | Chippenham | 2019 |
| Binky Events Limited | Cardiff | 2017 |
| Binley Banqueting Suite Ltd | Coventry | 2022 |
| Binley Naturals Ltd | Coventry | 2024 |
| Binning Holdings Limited | Wolverhampton | 2016 |
| Binning Memorial Wood Limited | North Berwick | 2009 |
| Binnom Limited | Newcastle Upon Tyne | 2024 |
| Binomial Limited | Wirral | 2016 |
| Binsina Aesthetics Ltd | North Harrow | 2018 |
| Binswood Barbers Ltd | Leamington Spa | 2024 |
| Binswood Court Limited | Lichfield | 1974 |
| Binswood Launderette Limited | Warwickshire | 2007 |
| Binta Patel Ltd | Chigwell | 2020 |
| Binta-Adunola Limited | Harlow, Essex, | 2019 |
| Binter Limited | London | 2008 |
| Bintumani Consulting Limited | Tonbridge | 2008 |
| Binwash UK Limited | Halstead | 2010 |
| Binys the Barbershop Ltd | Derby | 2023 |
| BIO Beauty and Nails Limited | Ilford | 2025 |
| BIO Beauty Ltd | Aylesbury | 2016 |
| BIO Bguk Ltd | London | 2019 |
| BIO Live Aestetics Limited | Orpington | 2026 |
| BIO Longevity Ltd | Stonehaven | 2020 |
| Bio-Based and Biodegradable Industries Association (Bbia) Ltd | Lowestoft | 2015 |
| Bio-Hybrid Holdings Ltd | London | 2021 |
| Bio-Infusions UK Ltd | Congleton | 2021 |
| Bio-Materials Hub NI Ltd | Downpatrick | 2024 |
| Bioabundance Community Interest Company | Wallingford | 2020 |
| Bioadvizor Limited | Croydon | 2023 |
| Bioaesthetics Studio Ltd | Uxbridge | 2025 |
| Bioassays Limited | London | 2010 |
| Biobalance Bath Ltd | Bath | 2024 |
| Biochar Sales UK Ltd | London | 2024 |
| Biochemical Society(The) | London | 1966 |
| Bioclinica Healthcare Ltd | Thornton Cleveleys | 2014 |
| Biocomplete Ltd | Milton Keynes | 2023 |
| Biodeo Ltd | Telford | 2020 |
| Biodiversity Business | St Ives | 2015 |
| Biodiversity Services Limited | London | 2021 |
| Biofresh Safestore Limited | March | 2022 |
| Biogas Management Services Ltd. | Bishop Auckland | 2014 |
| Biogas Power Limited | Perth | 2012 |
| Bioglow Aesthetics Limited | London | 2026 |
| Biognosis Limited | Eastbourne | 1997 |
| Biohacking by Jessey Limited | Windsor | 2026 |
| Biolena Aesthetics Ltd | Richmond | 2024 |
| Biolina Ltd | London | 2022 |
| Biológica Aesthetics Ltd | Hove | 2022 |
| Biomark Forensics Limited | Ashford | 2006 |
| Biomed Healing Ltd | Leeds | 2015 |
| Biomed Solutions Limited | Sawbridgeworth | 2010 |
| Biomedical Aesthetics Ltd | Colchester | 2024 |
| Biomega Limited | Manchester | 2024 |
| Biomekind Limited | London | 2025 |
| Biometrics Institute Limited | London | 2011 |
| Biophilic Funeral Centres Ltd | Doncaster | 2023 |
| Bioquette Ltd | Milton Keynes | 2024 |
| Biorelevant.Com Ltd | London | 2002 |
| Bioresen Ltd. | Worcester | 2011 |
| Bioresonance Therapeutics Limited | Skelmersdale | 2023 |
| Biorganic Bodycare Ltd | Shifnal | 2019 |
| Bioscience Ltd. | Potters Bar | 2007 |
| Biosecure Limited | Market Rasen | 2014 |
| Biosffer Canolbarth Cymru | Machynlleth | 1999 |
| Bioshield 360 Ltd | London | 2024 |
| Bioskin Beauty Space Limited | Birmingham | 2024 |
| Bioskin Consulting Limited | Norwich | 2012 |
| Bioslim Ltd | London | 2010 |
| Biospheric Restoration Systems C.I.C. | Edinburgh | 2023 |
| Biostrong Limited | Shipley | 2021 |
| Biosweg Limited | Northwood Hills | 2015 |
| Biotraining Club Ltd | Blackburn | 2024 |
| Biotricity Ltd | Dungannon | 2022 |
| Biouk Ltd | Didcot | 2026 |
| Biovarahealth Ltd | Nottingham | 2025 |
| Biowatt Developments Limited | Bedford | 2011 |
| Biowatt Energy Limited | Bedford | 2016 |
| Biowise London Ltd | London | 2018 |