QS Products
- An avionics technical reference manual.
- http://www.qsproducts.com/

Morsch Machine
- Machining services company specializing in precision CNC machining for the electronics and avionics industries.
- http://www.morschmachine.com

Glendale International Ltd
- Operates as a consultant, representative and distributor for various overseas equipment manufacturers. Particular emphasis is paid to aircraft electronic parts and equipment, avionics.
- http://www.glendale-int.co.uk/

Delta Aircraft Leasing Ltd
- Distributes radio transceivers, including handheld, mobile, base station, repeater, antenna, and GPS.
- http://www.delcom.com.hk

Air Comm Systems, Inc.
- custom designed airborne audio systems and accessories for helicopter and fixed wing operators.
- http://www.aircommsys.com

Dynon Development
- Flight instruments for private and homebuilt planes. Featuring the EFIS-D10.
- http://www.dynondevelopment.com

Avionyx Inc.
- Avionics software development and engineering solutions.
- http://www.avionyx.com/

Swan International
- Development of patent pending laser based airborne windshear detection systems for use in BA/GA Aircraft.
- http://www.swaninter.com

Simtek, Inc
- Aircraft simulated instruments for commercial and military flight simulators and training devices.
- http://www.simtekinc.com

SIRS Navigation Ltd.
- Designs, manufactures and repairs magnetic compasses, sextants and other navigation instruments.
- http://www.sirs.co.uk/

ApproachView
- A Fujitsu pen computer loaded with software for flight planning, GPS moving map display, and approach charts.
- http://www.approachview.com/