Columbia Helicopters Begins Construction of T55-714 Engine Test Cell[ASDWire]-- Columbia Helicopters (CHI), a 26-year operator of the Model 234 aircraft (the civilian version of the CH47 Chinook), has broken ground for the expansion of its T55 » Read More...

Columbia Helicopters Receives CARB CertificationColumbia Helicopters proudly announces that the Commercial Airlift Review Board (CARB) recently certified our Oregon-based company for Department of Defense (DOD) passenger an » Read More...