B&B Battery
     B&L Coaxial Connections
     Baco Controls
     Baldor
     Bar Mfg
     Basis Communications
     BC Components
     Beau
     BEI/Duncan
     Bel Fuse
     Benchmarq
     Benedikt & Jager
     Berg Electronics
     Bergquist Company
     Bernstein
     Best Power
     Beyschlag
     BI Technologies
     Bishop Electronics
     BI-Tronics
     Bivar
     BKC Semiconductor
     Blockmaster Electronics
     Blonder-Tongue
     Blue Earth Research

     Bock
     Bogen Communications
     Bolden Technologies
     Bomar Interconnect Products
     Bourns
     Brad Harrison
     Brentek International
     Broad Com
     Broadband Telcom Power
     Brookdale Frequency Controls (BFC)
     BrookTree
     BTC Power
     Buchanan
     Burr-Brown
     Bussman
     BYD Battery
     Bytek