- B.A. Thorne Machinery Ltd - 19A Imex Business Centre, Worcs, B98 0RE
- B.E Heating & Plumbing - 19 Pattern Close, St. Austell, Cornwall, PL25 3FQ
- B.E.G UK - Grove House Apex Court, West Byfleet, Surrey, KT14 6SQ
- B.E.S.T. Fire Safety - Solway House , DUMFRIES, DG2 9HB
- B.F. Mulholland - 58 Glenavy Road , Crumlin, Antrim, BT29 4LA
- B.F.T. Mastclimbing Ltd - The Rear Yard , Beds, LU7 4SW
- B.G.N. Boards Co. Ltd - Rail Bridge Estate, West Midlands, B70 7JB
- B.L. Gilbert (Barrow) Ltd - St.Andrews Street, Cumbria, LA14 2SU
- B.N.A. International Inc - 1st Floor, London, EC2R 8AY
- B.P.L Roofing Ltd. - 102 Manor Road, Bedfordshire, LU1 4HH
- B.R.I.S. GROUP - 86-90 Paul Street, London, London, EC2A 4NE
- B.W. Mack (Machinery) Ltd - Barroway Drove, Norfolk, PE38 0AL
- B:spoke - Unit 4.4, Midlothian, EH21 7UQ
- B13 Technology - iCentrum, 6 Holt Street, Birmingham, West Midlands, B7 4BP
- B2 Business Systems - The Smart Centre, Deeside, Flintshire, CH5 2UA
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