- A J Assoc
- Amherst Systems
- BAE Systems
- BAE Systems
- Ellason Weather Radar
- Enterprise Electronic Corp
- Enterprise Electronics Assoc
- General Dynamics Advanced Info
- Kustom Signals Inc
- Northrop Grumman Elect Sensors
- Northrop Grumman Elect Systems
- Northrop Grumman Elect Systems
- Northrop Grumman Elect Systems
- Northrop Grumman Elect Systems
- Northrop Grumman Elect Systems
- Raytheon Co
- Sigmet Inc
- Systems Planning Corp
- Target Automotive
- Target Automotive
- Valentine Research Inc
