- British Mica - 123 Barkers Lane, Bedford, Bedfordshire, MK41 9RR
- British Mica Company Ltd - 123 Barkers Lane, Bedford, MK41 9RS
- British Midland Airways Ltd - Donington Hall, Derby, DE74 2SB
- British Millerain Co Ltd - Unit 1, Rochdale, Greater Manchester, OL12 9DJ
- British Multi Designers - 73 Heaton Avenue, Romford, rm37hl
- British Optical Ltd - Middlemore Lane West, Walsall, WS9 8EJ
- British Osteopathic Association - 3 Park Terrace, Beds, LU1 3HN
- British Packaging - Unit 1, Grimsby, DN36 5UU
- British Paper Coils (BPC UK) Ltd - Aston Way, Leyland, Lancashire, PR26 7UX
- British Plastics Federation - 5 - 6 Bath Place, London, EC2A 3JE
- British Polar Engines Ltd - 133 Helen Street, Glasgow, Lanarkshire, G51 3HD
- British Ports Association - 4th Floor Carthusian Court, London, EC1M 6EZ
- British Potato Council - Sutton Bridge Experimental Unit, Spalding, PE12 9YD
- British Power Group - 1 Limber Road, Kirmington, North East Lincolnshire, DN39 6YB
- British Precast Concrete Federation Ltd - 60 Charles Street, Leicester, LE1 1FB
Companies 3676 to 3690 | Page 246 of 302