We are the #1 James Hardie Siding specialists In Colorado.
GS Exterior Experts is an exterior home improvement company specializing is siding, windows, stucco, stone, and roofing. We are a full exterior contractor specializing in commercial and residential exterior services surrounding the Denver metro area. Established in 1999, our business started with new construction siding and window installation for established businesses like Shea Homes, and James Hardie. Over the course of the next few years we worked exclusively on new home construction before venturing off to re siding and replacement window home improvements.