| Bottle Green Training Limited | Derbyshire | 1999 |
| Bottled Holdings Ltd | Milton Keynes | 2015 |
| Boudica IT Limited | Ashford | 2013 |
| Boudicca Worldwide Ltd | Northampton | 2021 |
| Boudicia Rising Ltd | London | 2024 |
| Boughton Primary School Trust | Northampton | 2012 |
| Bougourd Psychology Limited | Chatham | 2025 |
| Boujie Media Training C.I.C. | London | 2021 |
| Boukman Academy Ltd | London | 2020 |
| Boulder School Ltd | Wisbech | 2025 |
| Boulevard Driving School Ltd | Clydebank | 2023 |
| Boultbee Flight Academy Ltd | Chichester | 2011 |
| Bounce Action Ltd | London | 2026 |
| Bounce and BOP Ltd | Pershore | 2025 |
| Bounce Back AP Ltd. | Grimsby | 2023 |
| Bounce Black CIC | London | 2024 |
| Bounce Culture C.I.C. | Belfast | 2012 |
| Bounce Forward Limited | London | 2016 |
| Bounce KD Ltd | Belfast | 2014 |
| Bounce Legacy CIC | London | 2021 |
| Bounce Sports & Games Ltd | Chester | 2025 |
| Bounce the Ball Ltd. | Cambridge | 2011 |
| Bounce Training Limited | Bridgend | 2012 |
| Bounce-Coaching Ltd. | Abingdon | 2018 |
| BOUNCE3 Ltd | Burnham-On-Crouch | 2019 |
| Bounceback Education C.I.C. | Sandbach | 2017 |
| Bounceback Sports Coaching Ltd | Selby | 2025 |
| Bouncing Bees Ltd | Waltham Cross | 2012 |
| Bouncing Statistics CIC | Walsall | 2020 |
| Bouncing Statistics Services Ltd | Walsall | 2021 |
| Bouncing Statistics Tutoring Ltd | Jewellery Quarters | 2023 |
| Bouncy Bear Ltd | Wellington | 2011 |
| Bound by Community CIC | Morden | 2026 |
| Boundary Arts Centre Ltd | Ashton-Under-Lyne | 2018 |
| Boundary Breakers Ltd | Norwich | 2020 |
| Boundary Community School Limited | London | 1995 |
| Boundary LED Explores CIC | London | 2025 |
| Boundary Stone Habitats Improvements Ltd | Ammanford | 2011 |
| Boundless Futures CIC | London | 2024 |
| Boundless Golf CIC | Poole | 2024 |
| Boundless Learning Ltd | Melton Mowbray | 2019 |
| Boundless Love Ltd | Maidstone | 2023 |
| Boundless Outdoors Ltd | Malvern | 2013 |
| Bourgade Education Consultancy Ltd | Liverpool | 2023 |
| Bourn Church of England Primary Academy | Cambridge | 2011 |
| Bourne Alliance Multi Academy Trust | Iwade | 2014 |
| Bourne Community Trust | Emsworth | 2009 |
| Bourne Dyslexia Ltd | Bournemouth | 2024 |
| Bourne Education Trust | Epsom | 2011 |
| Bourne Education Trust Enterprises Limited | Epsom | 2014 |
| Bourne END Nursery Limited | Harrow | 2025 |
| Bourne Forex Limited | Bournemouth | 2018 |
| Bourne Grammar School | Bourne | 2011 |
| Bourne Hill Limited | London | 2016 |
| Bourne Sports Academy Ltd | South Croydon | 2023 |
| Bourne This Way Lgbt+ Parents Support Group CIC | Pevensey | 2022 |
| Bourne to Coach Ltd | Bournemouth | 2025 |
| Bourne to Sail Ltd | Eastbourne | 2021 |
| Bourne Training Services Ltd | Worcester | 2023 |
| Bourneheights Limited | London | 1984 |
| Bournemouth Above and Beyond Trust | Bournemouth | 2014 |
| Bournemouth Academy of Modern Music Ltd | Bournemouth | 2016 |
| Bournemouth Ballers Holiday Football Club Ltd | Bournemouth | 2026 |
| Bournemouth City College Limited | Bournemouth | 2007 |
| Bournemouth Collegiate School Limited | Cambridge | 2018 |
| Bournemouth Educational Centre Limited | Truro | 1992 |
| Bournemouth Futsal Club Ltd | Poole | 2018 |
| Bournemouth Language School Limited | Birmingham | 2021 |
| Bournemouth Montessori Centre Limited | Hertfordshire | 2007 |
| Bournemouth Music Classes Ltd | Bournemouth | 2021 |
| Bournemouth Music School Ltd | Poole | 2025 |
| Bournemouth Oaks Ltd | Bournemouth | 2023 |
| Bournemouth Open Centre Limited | Bournemouth | 2019 |
| Bournemouth School | Bournemouth | 2011 |
| Bournemouth School Charitable Trust | | 1997 |
| Bournemouth School for Girls | Bournemouth | 2011 |
| Bournemouth Seahawks Limited | Bournemouth | 2023 |
| Bournemouth-Poole Orthodox Christian Foundation | Poole | 2010 |
| Bourne’S Sports Limited | Ashford | 2018 |
| Bournville College Ltd | Birmingham | 2019 |
| Bourse & Bazaar Foundation | London | 2020 |
| Bourton Vale Equestrian Centre Ltd | Monmouth | 2024 |
| Bourton's Music School Limited | Bargoed | 2017 |
| Bourton-On-The-Water Day Nursery Ltd | Cheltenham | 2016 |
| Bourton-On-The-Water Primary Academy | Cheltenham | 2012 |
| Bousfeita Student Services Limited | Bournemouth | 2004 |
| Boussofiane International HE Consultancy Limited | Aylesbury | 2019 |
| Boutique Documents Montessori Ltd | Birmingham | 2017 |
| Bovingdon Aviation Limited | Berkhamsted | 2017 |
| Bovingdon Dance Academy Ltd | Hemel Hempstead | 2026 |
| Bovingdon Pre-School | Hemel Hempstead | 2004 |
| Bovts Communications Limited | Bristol | 2005 |
| BOW Admission Service Ltd | London | 2024 |
| BOW Education & Community Centre Ltd | London | 2021 |
| BOW Education Service Ltd | London | 2024 |
| BOW Lane Pre-School Ltd | Morden | 2025 |
| BOW Pathways C.I.C. | Sutton | 2024 |
| BOW Street School Limited | Newcastle | 2014 |
| Bowage Limited | Wokingham | 2009 |
| Bowbird Consultancy Limited | Swansea | 2022 |