BMC
- BMC (Turkey)
- BMC Racing Team
- BMC Software
- BMC Switzerland
- Bangalore Medical College
- Bangladesh Medical College
- Barrie Molson Centre
- Baseboard Management Controller
- Baystate Medical Center
- Beard Miller Company
- Beltsville Messaging Center
- Bengal Music College
- Bhopal Municipal Corporation
- Bhubaneswar Municipal Corporation
- Bicol Medical Center
- BioMed Central
- Biphase mark code
- Black Mountain College
- Blue Mountain College
- Bone mineral content
- Bordel militaire de campagne
- Boston Medical Center
- Boston Municipal Court
- Botswana Meat Commission FC
- Brigade Modernization Command
- Brihanmumbai Municipal Corporation
- British Motor Corporation
- British Motor Corporation (Australia)
- British Mountaineering Council
- Brunei Methanol Company
- Bulk mail center
- Bulk moulding compound
- Burma Muslim Congress
- BxMxC