Alternate Air, 7170 Perimeter Rd S, Seattle, WA 98108, US

Astronics Advanced Electronic Systems is a subsidiary of Astronics Corporation, which is a leader in advanced, high-performance lighting, electrical power generation, control and distribution systems for the worldwide aerospace industry. Astronics AES boasts more than 45 years of service to the aerospace industry and provides its customers with engineering, manufacturing and product support capabilities, such as after-market and Federal Aviation Administration-certified repair and overhaul. The company is a leading provider of electronics to both commercial and military aerospace. Some of the products it manufactures include EmPower, which provides in-seat power for personal computers; CorePower, which is an aircraft electronic power distribution system; ArcSafe, a wiring integrity tester; a variety of controllers; lighting control products; power supplies; and custom products. Astronics Advanced Electronic Systems is headquartered in Redmond, Wash.

Rainier Flight Service

National Aviation Inc.