| Bianca Trading Wine LtdChester, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2019 |
| Bibendum Off Trade LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1982 |
| Bibere LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2012 |
| Bibo Holdings LtdLondon, United Kingdom · UKbibo.io · checked 28 Oct 2026 | UK | 0 | – | – | –Fine (producers) | 24% | 2021 |
| Bic Italian Restaurant LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2021 |
| Bic UK LtdUxbridge, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1944 |
| Big Mamma Holdings LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2017 |
| Big Yellow Feet Production Company LtdDorking, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2002 |
| Billecart-Salmon LtdWoking, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1995 |
| Binghams Brewery LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2007 |
| Binning Wine Mart LtdLuton, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2003 |
| Bird Travel Pr LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2011 |
| Birdlife InternationalCambridge, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1994 |
| Biscuiteer Baking Company LtdLondon, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Biscuiteers LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2025 |
| Bitter Twisted LtdKnutsford, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2012 |
| Bivona LimitedLondon, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Bl011 LtdEastleigh, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Black Cat Imports LtdWokingham, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2026 |
| Black Dog Wine Agency LtdKnutsford, United Kingdom · UKblackdogwineagency.com · checked 28 Oct 2026 | UK | 0 | – | – | – | – | 2011 |
| Black Hand Wine LimitedCockermouth, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2016 |
| Black Sea Vines LtdHigh Wycombe, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2025 |
| Blacksea Services LtdNorthfleet, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| Blackstone Chambers LtdEast Grinstead, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1998 |
| Bladnoch Distillery LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2014 |
| Blanc Restaurants LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1983 |
| Blanco & Gomez Wine Merchants LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2010 |
| Blast Vintners LtdLondon, United Kingdom · UKblastvintners.com · checked 28 Oct 2026 | UK | 0 | – | – | – | – | 2014 |
| Blindfaith.online LtdCardiff, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2021 |
| Blue Ice Wine UK LtdThatcham, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| Blue Jack Associates LLPLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2010 |
| Blue LtdSolihull, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2002 |
| Blue Machinery LtdBristol, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2003 |
| Blue Sky South Goa LimitedReading, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2022 |
| Blue Tree LtdRoyston, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2001 |
| Blyth LimitedLeicester, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1986 |
| Bmac International Trade LtdBrighton, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2021 |
| Bmb Plastics Machinery LtdLancashire, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2004 |
| Bob Lloyd Davies LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2011 |
| Bobo Wine LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2022 |
| Bodega Movil LimitedOtley, United Kingdom · UKbodegamovil.co.uk · checked 28 Oct 2026 | UK | 0 | – | – | –Mid (producers) | 16% | 2020 |
| Bodega Soul LtdUnited Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Bodegare LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2019 |
| Bohemian Brands LimitedBishop's Stortford, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2016 |
| Boisdale LimitedUnited Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1992 |
| Bolero Vineyards & Co LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2022 |
| Bolney Wine Estate LtdHaywards Heath, United Kingdom · UKbolneywineestate.com · checked 28 Oct 2026 | UK | 0 | – | – | – | – | 2003 |
| Boltons Food & Wine LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2001 |
| Boluda Towage London Ltd.Stanford-le-Hope, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2015 |
| Bon Coeur Fine Wines LtdRichmond, United Kingdom · UKbcfw.co.uk · checked 28 Oct 2026 | UK | 0 | – | – | –Premium (producers) | 15% | 2005 |