- Aartec Engineering
- ABB Inc
- Advance Electronic Concepts
- Anro Engineering Inc
- Ast Technology Lab
- Avedac
- BAE Systems
- CEM
- Colsa Inc
- Computime Na Technology Ctr
- Control Engineering
- Cosine Corp
- Crossrate Technology
- Custom Engineering Inc
- D I O'Quinn
- Electronic Design Assoc
- Embedded Systems Designs Inc
- Graphics Electronics & Engrng
- Hand Era Inc
- Innovative Design Solutions
- International Electronic Prods
- Kennedy Technology Group
- KRS Industries
- Little Circuits
- Micanopy Measurements
- Micromint Inc
- Microstar Inc
- Microstar Inc
- Microsystems Engineering Inc
- Modelithics Inc
- Moynihan & Moynihan
- Myers Engineering Intl Inc
- Nemeth Engineering Assoc
- Phentrix Electric & Telecom
- Philtronix Inc
- Plan 9 Inc
- Proto Logic EDS Inc
- RAD Engineering & Design Inc
- Sand Hill Engineering
- Smartsat Engineering
- Synthesis
- T H Murphy Assoc
- TCI Automation
- Tentronix
- Tri-L Data Systems
- United States Control Systems
- Vishay Tansitor Electronics
- Youngson's Inc
