BAll Manufacturers
- B&K Precision
- B+B SmartWorx
- Bare Conductive
- Basler
- BeagleBoard
- Beast Devices
- BECOM
- Beefield Labs
- BEI Sensors / Sensata
- Bel
- Bel Fuse
- Bel Group
- Bel Magnetic Solutions
- Bel Power Solutions
- Belden Wire & Cable
- Bellin Dynamic Systems
- Bend Labs
- Benewake
- Bergquist Company
- BI Technologies / TT Electronics
- Bias Power
- BittWare
- BIVAR
- BJB
- Blackhawk
- Bluegiga Technologies
- Bluetechnix
- Bomar Interconnect
- Bomar-Win
- Boréas Technologies
- Bosch
- Boundary Devices
- Bourns
- BusBoard Prototype Systems
- Brad Harrison
- Brainboxes
- Bridgetek
- Broadcast-Win
- Broadcom
- Bud Industries
- Bulgin
- Burr-Brown
- Bussmann / Eaton