- Aerogear Telemetry Inc
- Aerospace Technolgies Group
- Air Adventures Of Virginia Inc
- Air Ambulance Express
- Alenia Ink
- Arinc Inc
- Asec Inc
- Atlantic Global Research
- Aviation Test Equipment
- Boreal Aviation
- Butler County Community Clg
- Butler County Community Cllg
- Butler County Concrete & Supl
- Butler County Conservation
- Butler County Controller
- CMC Aviation Sales & Svc
- Commuter Spares Intl
- Dassault Falcon Jet Corp
- ERA Aviation
- Flightsafety Corporation
- International Aircraft Assoc
- Janke & Co
- L-3 Integrated Systems
- L-3 Integrated Systems
- Magna Enterprises
- Magna-Chek Inc
- Magna-Chek Inc
- Mc Donnell Douglas Automation
- Mc Kee Avionics Inc
- Mc Kee Avionics Inc
- Montana Aviation Research Co
- Montana Float Co
- National Technologies & Engrng
- Northeast Seat Inc
- Northeast Seat Inc
- Northrop Grumman Info Tech
- Orkal Industries Corp
- Pratt & Whitney
- Pratt & Whitney Engine Svc
- Six Chuter Sales & Svc
- Skydogs Aircraft Svc
- Tag-Prudential Flight Oprtns