| Business | Phone |
| Aviation Partners Inc 7213 Perimeter Rd S, Seattle 98108 | (206) 762-1171 |
| Avtech Corp 3400 Wallingford Ave N, Seattle 98103 | (206) 634-2540 |
| Curtiss-Wright Flight Systems 14900 Interurban Ave S 285, Seattle 98168 | (206) 674-6455 |
| Dassault Falcon Jet 6987 Perimeter Rd S, Seattle 98108 | (206) 767-7048 |