About Us

Home / About Us

About Us


Founded in 1977 in Belgrade, Montana, Big Sky Insulation is a manufacturer of expanded polystyrene (EPS) ridged insulation products, including Foam Control® EPS and R-Control® Structural Insulated Panels (SIP). Through the years, we have expanded our manufacturing facility 400% and we have added offices in Colorado and Oregon. We are constantly moving forward with state-of-the-art manufacturing equipment and facilities.

Big Sky Insulations owns its own fleet of semi-tractors and trailers so on time delivery of our products to job sites is assured. Our products are shipped throughout the Western United States. Big Sky Insulations is one of the founding partners of R-Control Building Systems/AFM. We support the research and development, marketing and expanding code recognition nationally and internationally for Foam Control EPS and R-Control SIP products.

Foundation insulation, exterior wall insulation for the synthetic stucco industry (EIFS), flat and tapered roof insulation, Geofoam (fill for soil stabilization), protective packing, exterior sheathing, continuous insulations, ICF’s (Insulated Concrete Forms), SIPs (Structural Insulated Panels) are just a few of the many varied products manufactured by Big Sky Insulations.

Big Sky Insulations has worked with the architectural community for over 30 years. We are a registered American Institute of Architects (AIA) Continuing Education Systems (CES) provider. We offer seminars/workshops that qualify for AIA/CES Learning units. Please contact us for further information on AIA seminars.

Big Sky Insulation’s mission is to meet or exceed customer and associates’ expectations by manufacturing high quality Foam Control EPS and R-Control Structural Insulated Panels while providing extraordinary service.

If you’re wondering how we can help with your next project please give us a call.

Learn more about Big Sky Insulations by watching our facility tour video. (11:18)