On Site Management, Inc.

OSM Construction is a full-service professional general contractor in Montana and Wyoming that specializes in the construction and project management of high-end residential and commercial projects, legacy ranch, and recreation properties of the highest quality in the American West. For over 30 years, OSM Construction has been a trusted partner in the construction and builder management of some of the finest homes in Wyoming and Montana, including the resorts of Big Sky, the Yellowstone Club, and Teton Village. Our award-winning work can be found in the Jackson Hole, Gallatin, Paradise, and Big Hole Valleys. Our custom-built homes are distinctive, ranging in style from rustic ranches to contemporary legacy homes. Our dedicated, passionate team follows the philosophy of renowned architect Jonathan Foote who founded the company in 1987. He believed that architecture and building should be seamlessly and exquisitely united. That belief still drives us today. As professional homebuilders and contractors, we work intimately with our established partners to deliver a unique design-build relationship. Our collaborative process guides us and ensures your project is held to the exacting standards of design and spirit of place. We build with a spirit of collaboration and creativity and are dedicated to a safe, vibrant, and healthy company culture.