On Site Management (OSM) is a full-service general contracting firm that specializes in unique residential and ranch projects in Montana and Wyoming. With over 30 years of experience, OSM is dedicated to excellent craftsmanship, using high-quality materials and following a proven project management process. They have completed several award-winning luxury homes in the resorts of Big Sky, the Yellowstone Club, Teton Village, Jackson, Paradise, Gallatin, and Big Hole Valleys. OSM believes in the importance of partnerships with clients, architects, and other collaborators to bring their vision to life. They offer services such as precise planning, reclaimed materials sales through their facility called The Yard, and a talented team of professionals committed to delivering the best work in the industry.