Koss Aerospace was established in 1975 in Mississauga, Ontario. Originally founded as Koss Machine & Tool Company. The company established it’s reputation by focusing on high quality production of aircraft components. During the early years of business, the company built parts for McDonnell Douglas and Dehavilland Aircraft. Koss was recognized as a Gold Certified Supplier to McDonnell Douglas/Boeing and maintained a ship to stock status.
The company has since changed its name to Koss Aerospace to emphasize their presence in the Global Aerospace and Defense Industry. Today Koss Aerospace continues to manufacture Dehavilland parts now under the Bombardier moniker as well as all other Bombardier Aircraft including the new C Series and Lear85 Aircraft.