- Precision Electronic Design
- Pressure Systems Inc
- Prime Time Sports Camp
- Pro Motion Technology
- Prosig USA
- Prosig USA
- Ptc Electronics Inc
- Punjnad Corp
- Pyramid Controls Inc
- Quanceptronics Inc
- R C Systems
- R D Cloon Assoc
- R X Monitoring Svc Inc
- Radco Technical Sales
- Radio Shack
- RDP Corp
- Real Time Systems Inc
- Reliable Electronics Inc
- Repcom Inc
- Repcom Inc
- Reptron Inc
- Rhodes Instrument
- Riser Bond Instruments
- Rocket Service
- Rosemount Inc
- Rosemount Inc
- Rosemount Inc
- Rycor Electric
- Saab Technology
- Sage Technologies Sound
- Saltronix Instrument Repair
- Samsung Electronics America
- Santronics
- Santronics
- Scanoptik Co
- Scantek Inc
- Scantek Inc
- Scherrer Instruments Inc
- Schiebel Technology
- Schiebel Technology
- Scientific-Atlanta Inc
- Scintrex
- Sector Engineering Sales
- Sector Engineering Sales Inc
- Securelectric Corp
- Semimetals Inc
- Shintron Co
- Sigmation Inc
- Simco Electronics
- Soundwave Communication Corp
- Southern Marketing Assoc Inc
- Spatron Technologies Inc
- Special Timer Corp
- Specialties Electronic Co
- Spectracom Corp
- Speed Tech Instruments
- Stellar Instruments
- Stow Laboratories Inc
- Strategic Energy Mgmt Corp
- Sula Technologies
- Summit Products Corp
- Sypris Data Systems
- System Solutions Technology
- TAE-Rep Inc
- TAE-Rep Inc
- Tech Recovery
- Tech Recovery
- Techno Tools
- Techno Tools
- Techno Tools Corp
- Techno Tools Corp
- Tektronix Inc
- Tektronix Inc
- Temp Inc
- Terk Technologies Corp
- Texmac Inc
- Tms Inc
- Toko America Inc
- Top Concourse Electronics
- Top Gun Electronics
- Trans-Systems
- Trendview Recorders
- Tritek/Northwest Test Msrmt
- Two Dimensional Instruments
- Ultra Electronic DNE Inc
- United Analytical
- United Control Systems Inc
- Universal Lighting Techs
- Us Instruments Svc
- Vertec Associates Inc
- W A Brown Instruments
- W A Brown Instruments Inc
- W A Brown Instruments Inc
- Warning Systems Inc
- Wayne Schrand Tektronix
- Weschler Instruments
- Wideband Systems Inc
- Wilson-Mohr Inc
- Wilson-Mohr Inc
- WKM Assoc
- Xycom Inc
- Yoder Electronic Systems
- Yoder Electronic Systems
- Z Technology Inc
- Zilog Inc