| B-Social Bars Ltd | Margate | 2025 |
| B-Square Grill Limited | Dagenham | 2020 |
| B-Town Bites Ltd | Hayes | 2026 |
| B-Uplift-Ed Ltd | Manchester | 2018 |
| B-Yond Trading Ltd | Birmingham | 2025 |
| B. & B. Vending Limited | Newcastle-Under-Lyme | 1969 |
| B. Eren Mobile Chef Ltd | Kettering | 2018 |
| B. H. Thai Catering Limited | Dudley | 2016 |
| B. Happy and Drinkwell Limited | Glasgow | 2013 |
| B. Hoppy and Drinkwell Ltd | Glasgow | 2024 |
| B. M. Taverns Ltd. | 57/59 High Street, Dunblane | 1996 |
| B. Munier Ltd | London | 2002 |
| B. Robinson Investments Limited | Belfast | 2016 |
| B. V. Food Ltd | Nottingham | 2022 |
| B.A Leisure Lets Ltd | Fareham | 2025 |
| B.A Sports Bar Ltd | Darlington | 2024 |
| B.A. Innes Consultancy Ltd | Clackmannan | 2026 |
| B.A. Italian Restaurant Ltd | Houghton Le Spring | 2018 |
| B.A. Retreats Ltd | London | 2025 |
| B.A.R.S. Brooker Ltd | Portsmouth | 2025 |
| B.A.W. Catering Limited | Leeds | 1996 |
| B.B Entertainment Ltd | Wrexham | 2026 |
| B.Bakery Limited | London | 2024 |
| B.C Catering Ltd | London | 2025 |
| B.C. Havard Ltd | Hereford | 2009 |
| B.C.I. Hotels Limited | East Boldon | 2017 |
| B.D.Saigon Ltd | Nottingham | 2025 |
| B.E.C. Concessions Ltd | South Ockendon | 2015 |
| B.E.E. Caterers Ltd | Hemel Hempstead | 2025 |
| B.E.P. PUB Company Limited | Whitley Bay | 2019 |
| B.F Caterers Ltd | London | 2024 |
| B.F. Hotels Ltd | Bury St. Edmunds | 2001 |
| B.F.G. Holiday Cottages Ltd. | Abergele | 2012 |
| B.Fed Limited | Kington | 2019 |
| B.G.S. Sports & Leisure Ltd | Wednesbury | 2019 |
| B.Gray Ltd | Wymondham | 2019 |
| B.H Deli Limited | Houghton Le Spring | 2025 |
| B.H Hospitality NE Limited | Durham | 2024 |
| B.H.Leisure Company Limited | Durham | 2023 |
| B.I.R. Ltd | Waltham Abbey | 2018 |
| B.J. Barkwell & Sons Limited | Trowbridge | 1995 |
| B.J.M. Services Ltd | Paignton | 1971 |
| B.J.R. Foods Limited | London | 1980 |
| B.K & J Ltd | Edgware | 2024 |
| B.K. Barbecue Burrito Ltd | London | 2023 |
| B.L.G.C. Trading Company Limited | Bolton | 2003 |
| B.Lads Limited | London | 2010 |
| B.M Fast Foods Ltd | London | 2024 |
| B.M. Woodcock Catering Ltd | Bootle | 2022 |
| B.M.A. Properties Limited | Darlington | 2007 |
| B.M.E. Housing Consortium | Wolverhampton | 1999 |
| B.More Limited | Stoke-On-Trent | 2023 |
| B.N.B 2019 Limited | Southall | 2019 |
| B.O.A Teapot (UK) Ltd | Bradford-On-Avon | 2017 |
| B.O.B Bar Ltd | Bicester | 2024 |
| B.O.L & Sons Ltd | Nottingham | 2026 |
| B.O.R.G.E.S Ltd | London | 2026 |
| B.Penhale Limited | Gerrards Cross | 2026 |
| B.Pioneer Limited | London | 2025 |
| B.R (SW) Ltd | Newport | 2015 |
| B.R.D-Brazil Ltd | Liverpool | 2019 |
| B.R.D. Limited | London | 2009 |
| B.R.G. Cucina Italiana Ltd | Twickenham | 2025 |
| B.S Whippy Limited | Ilford | 2024 |
| B.S. Catering and Events Limited | Coventry | 2020 |
| B.S. Chicken Ltd | London | 2011 |
| B.S.C. Chester Ltd | Chester | 2026 |
| B.S.E.F.C. Limited | Bury St. Edmunds | 2007 |
| B.U.L Cafe Limited | London | 2025 |
| B.U.N Inc Ltd | Newcastle Upon Tyne | 2023 |
| B.V.S Foods Ltd | London | 2025 |
| B.Y Bunz Ltd | Manchester | 2025 |
| B0XD-CDF Ltd | Caerdydd | 2024 |
| B1 LV Trading Limited | Cardiff | 2023 |
| B1 Padthai Limited | Birmingham | 2017 |
| B1 Professional Cafe Limited | Rugby | 2025 |
| B12 Events Limited | London | 2025 |
| B144 Kitchen Ltd | London | 2023 |
| B184HB Ltd | Birmingham | 2024 |
| B19 App Ltd | Birmingham | 2025 |
| B19 Bakery Ltd | Birmingham | 2022 |
| B19 Harburn Limited | Kilmacolm | 2022 |
| B1B2 Trading Ltd | Freshwater | 2019 |
| B1BURGERS Limited | Birmingham | 2025 |
| B1PUBCO Limited | Dundee | 2025 |
| B2 Fish and Chips Ltd | Knaresborough | 2012 |
| B2 Tasty Ltd | Hartlepool | 2025 |
| B22GRILL Ltd | Leeds | 2019 |
| B262 Ltd | Birmingham | 2019 |
| B2828 Ltd | London | 2024 |
| B2B Bars Limited | Nottingham | 2023 |
| B2B Catering Ltd | Theale | 2019 |
| B2B Coffee and Bar Ltd | Peterborough | 2025 |
| B2B Lounge Ltd | London | 2019 |
| B2B Projects Ltd | Peterborough | 2016 |
| B2B UN Ltd | London | 2012 |
| B2B Ventures Limited | Newton Abbot | 2019 |
| B2BFOODS Limited | London | 2023 |
| B2BLOUNG Ltd | Sidcup | 2026 |
| B2BURGER Ltd | London | 2025 |