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1958
Tyee introduces the first folding vinyl door assembly for Pan Am 707 to separate first class from coach cabins
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1963
Avtech becomes incorporated and develops their first audio system, located in Seattle, Washington.
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1969
Avtech begins design, development, and manufacture of audio and other electronic systems for the aerospace industry.
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1970
Avtech supports the B52 program by designing weapon systems backup battery chargers, camera view-port de-fogger/de-icers and magnetic ballast systems for interior lighting.
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1982
Tyee starts producing aerospace parts for the European marketplace for Saab, and Fokker aircraft. Business also expands for Lockheed, Gulfstream Business Jets, and Boeing’s B1-B.
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1984
Avtech introduces the multiplexing audio system in the air transport sector, with first delivery for the Boeing 737-300 (multiplexing used today with ASIC design technology).
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1992
Avtech introduces the first fully digital audio system installed into the Saab 2000 aircraft (later introduced into the Boeing 777 aircraft). Avtech introduces the Universal Electronic Ballast system for aircraft interior lighting, used on all Boeing commercial transport aircraft and in the McDonald Douglass C17 Cargo lighting.
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2004
Tyee receives contract for composite structural rods for Boeing’s 787 Dreamliner. Avtech introduces the world’s first Avionic Full-Duplex Switched Ethernet (AFDX) audio system for the Boeing 787.
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2010
Avtech and Tyee agree to merge.
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2011
The two companies physically co-locate in Everett, Washington. One AvtechTyee Quality Management System is created and certified to ISO-9001-2008 and AS9100 Revision C.
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2014
AvtechTyee is acquired by The TransDigm Group
