| Bounce Heros Ltd | London | 2025 |
| Bounce Hire Ltd | Lewes | 2017 |
| Bounce House (Liverpool) Limited | Liverpool | 2021 |
| Bounce in the Park Ltd | Glasgow | 2025 |
| Bounce Krazee Limited | Downley | 2014 |
| Bounce N Roar Ltd | Cumnock | 2025 |
| Bounce North East Ltd | Sunderland | 2016 |
| Bounce Scotland Limited | Glasgow | 2021 |
| Bounce Southwest Ltd | Saltash | 2025 |
| Bounce Sport Ltd | Edinburgh | 2020 |
| Bounce Sports Management Ltd | Edinburgh | 2018 |
| Bounce Station Ltd | Bishop'S Stortford | 2018 |
| Bounce Studios Limited | Stockport | 2016 |
| Bounce Theatre Community Interest Company | London | 2009 |
| Bounce Town (Gainsborough) Limited | Gainsborough | 2025 |
| Bounce-Abouts Ltd | Magherafelt | 2003 |
| Bounce-Mania Limited | Littlehampton | 2013 |
| Bounceability Limited | Sittingbourne | 1999 |
| BOUNCEABILITY4ALL CIC | Colchester | 2025 |
| Bounceback Netball Limited | Preston | 2021 |
| Bounceology Ltd | Wednesbury | 2026 |
| Bouncers Leisure Limited | Radstock | 1993 |
| Bouncestep Fit Limited | Lichfield | 2024 |
| Bouncetastic Lincoln Ltd | Lincoln | 2026 |
| Bouncetastic Ltd | Lincoln | 2020 |
| Bouncin MAD Ltd | Leigh | 2020 |
| Bouncing Bros Ltd | Rotherham | 2025 |
| Bouncing MAD Ltd | Scarborough | 2024 |
| Bouncing Robot Ltd | London | 2020 |
| Bouncy Apple Ltd | Twickenham | 2012 |
| Bouncy B'S CIC | Glasgow | 2024 |
| Bouncy Ballers Ltd | Sutton-In-Ashfield | 2025 |
| Bouncy Beans Ltd | Leicester | 2025 |
| Bouncy Bouncy Back Limited | Woking | 2025 |
| Bouncy Bouncy BOO Castle Hire Ltd. | Wolverhampton | 2016 |
| Bouncy Castle FUN World Ltd | London | 2015 |
| Bouncy Castles Hartlepool Limited | Hartlepool | 2016 |
| Bouncy Castles Limited | London | 2015 |
| Bouncy Days Ltd | Swadlincote | 2025 |
| Bouncy Kings North East Ltd | Hartlepool | 2017 |
| Bouncy Land Limited | Scunthorpe | 2016 |
| Bouncy Mania Ltd | London | 2018 |
| Bouncy Party UK Ltd | Slough | 2020 |
| Bound & Gagged Limited | Croydon | 2000 |
| Bound by INK Ltd | Morden | 2022 |
| Bound by Theatre Ltd | London | 2024 |
| Bound in Fear Ltd | Nantwich | 2023 |
| Boundary Art Space Ltd | London | 2026 |
| Boundary Belfast Ltd | Belfast | 2022 |
| Boundary Brewing Running Club CIC | Belfast | 2024 |
| Boundary Brook Community Projects CIC | Oxford | 2024 |
| Boundary Compete Ltd | Belfast | 2022 |
| Boundary Condition Ltd | Mitcham | 2022 |
| Boundary Fitness Ltd | Lisburn | 2022 |
| Boundary Productions Ltd | London | 2020 |
| Boundary Training Ltd | Lisburn | 2020 |
| Boundless Adventure Limited | Gloucester | 2025 |
| Boundless FUN Ltd | Newport | 2019 |
| Boundless Theatre | London | 1999 |
| Boundless Trails CIC | Elgin | 2025 |
| Boundless WE Limited | Birmingham | 2024 |
| Boundmere Limited | | 1981 |
| Bounds Green Recreation Club Limited(The) | London | 1903 |
| Bounds Productions Ltd | London | 2025 |
| Bounty Competitions Ltd | Westhill | 2020 |
| Bounty Events Limited | St. Austell | 2003 |
| Bounty Lakes Ltd | Horsham | 2025 |
| Bountystack Ltd | Norwich | 2026 |
| Bounza Ltd | Leighton Buzzard | 2026 |
| Bouphe Ltd | Halifax | 2020 |
| Bouquet & Bells Ltd | Chester | 2025 |
| Bourdeau Industries Ltd | Brighton | 2003 |
| Bourn Productions Ltd | High Wycombe | 2023 |
| Bourne & Hollingsworth Presents Ltd | London | 2017 |
| Bourne Again Entertainment Ltd | London | 2025 |
| Bourne Again Limited | London | 2006 |
| Bourne Artists Management Limited | London | 2025 |
| Bourne Boxing Management Ltd | Norwich | 2024 |
| Bourne Club,Limited(The) | Surrey | 1923 |
| Bourne Creative Limited | Stoke-On-Trent | 2010 |
| Bourne Effects Limited | Sunbury-On-Thames | 2012 |
| Bourne Extreme CIC | Pevensey | 2019 |
| Bourne Fitness Limited | London | 2024 |
| Bourne for Fitness Ltd | High Wycombe | 2009 |
| Bourne Golf Centre Limited | Bourne | 2008 |
| Bourne Gymnastics Club Limited | Sittingbourne | 2014 |
| Bourne Snooker Centre Limited | Lincolnshire | 2007 |
| Bourne Sports Marketing Ltd | Buckhurst Hill | 2025 |
| Bourne UA Ltd | Sandbach | 2020 |
| Bourne Vale Allotments Limited | Bromley | 2020 |
| Bourne Vale Stables Limited | Walsall | 2020 |
| Bournebridge Golf Club Limited | Newbury | 1962 |
| Bournemouth and District Car Club Limited | Ferndown | 1951 |
| Bournemouth and District Recreational Charity(The) | Bournemouth | 1984 |
| Bournemouth and District Society of Model Engineers | Poole | 1997 |
| Bournemouth Aviation Charitable Foundation | Dorchester | 1994 |
| Bournemouth Crazy Golf Ltd | Bournemouth | 2014 |
| Bournemouth Electric Sports & Social Club Limited | London | 2006 |
| Bournemouth Elite Cheer Ltd | Crawley | 2026 |
| Bournemouth Elite Cheerleading Ltd | Bournemouth | 2016 |