Tri-County is one of the leading mechanical and electrical construction management firms throughout Montana and the surrounding states. Founded in 1972, Tri-County Mechanical and Electrical provides premier technical construction management and exceptional workmanship across every phase of a project from preconstruction through project closeout. By consistently focusing on our core objective to develop, execute, and maintain capital projects on schedule, within budget and with operational excellence, we deliver professional, world-class results on every project every time.