TIMBERLINE HELICOPTERS INC is a heavy lift utility helicopter company based in Sandpoint, Idaho, United States. Maintenance, ... Repair, and Overhaul (MRO) facility with parts, sales, and support for the UH-60 and K-MAX in utility applications. Aerospace research and development to include fabrication, composites, machining, engineering, and certification. www.timberlineaerospace.com read more