- Air Cargo Management Group
 - Aviation consulting firm which focuses on the worldwide air freight and express industry. - Seattle Seaplanes
- Offering charter seaplane tours of the surrounding areas.
- Galvin Flying Service Inc.
- FBO at Boeing Field offering line service, flight training, and aircraft sales, parts, and maintenance.
- Aviation Partners, Inc.
- Designing, developing and manufacturing advanced technology blended winglets for business and commercial aircraft.
- Cardinal Aerospace, Inc.
- Supplier of commercial aircraft parts and FAA approved repair station.
- Pyrobond
- Providing composite repair equipment for aircraft maintenance.
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