Gtm Construction is a Construction company located in Lake Oswego, Oregon. Gary Mimnaugh is the Managing Partner and founder of GTM Construction, Inc. a Design / Build firm based in Lake Oswego, Oregon. His clients include many of Portland's leading Professionals. He is a longtime Portland Native. His career began in 1973 building Homes and progressed into commercial construction. In the early 1980's he worked as a Foreman on some of Portland's most distinctive buildings including the KOIN Tower, the Pac West Building, and the famed Portland Building (Portlandia) which was designed by the renowned Architect - Michael Graves - wining National Honors. He then founded GTM Construction in 1984, which specializes in the Design and Construction of some of the finest homes in Lake Oswego, and the greater Portland Area. Outside work Gary enjoys spending time with family, friends, traveling, and studying Architectural & Historical Sites around the world.