- Airco
 - Buffalo - Dealing in Cessna, Grumman, Mooney, Piper and other models. - Aerosim Technologies
- Flight simulation software as well as flight and avionic simulators and training tools.
- Aerospace Welding, Inc.
- Burnsville - Repair and manufacturing of aircraft exhaust and engine mounts.
- Tanis Aircraft Services
- Glenwood - Manufacturer of aircraft heaters, preheaters, cover products, preheat systems and more for planes and helicopters.
- Strom Aviation, Inc.
- Minnetonka - Placement in contract aviation personnel throughout the U.S. and overseas.
- Know-Howe Weld & Machine, Inc.
- Cottage Grove - Specializing in various models of hydraulic jacks for airplane maintenance, and repair. Accommodates light single/twin engine GA, corporate, and homebuilt aircraft.
- Modern Aero
- Eden Prairie - Offers sales, maintenance, parts, and flight training.
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