GS Exterior Experts

4.8(330 reviews on Google)

Siding Contractor listing in Littleton, CO

About GS Exterior Experts

GS Exterior Experts is a Littleton exterior remodeling contractor that has worked on siding, windows, roofing and decks since 1999. It installs James Hardie fiber cement siding and also works with LP SmartSide, vinyl, aluminum, cedar, metal and steel siding, along with brick and stone veneer and stucco. The company is a James Hardie Elite Preferred Contractor and received the 2025 James Hardie President's Club Award. Crews serve Littleton, Parker, Centennial and Denver for residential and commercial properties. They also handle qualifying insurance related storm restoration and guide homeowners through the claim process when a full exterior replacement is warranted. Custom decks and replacement windows are part of the service mix alongside roofing. Flexible financing is available, estimates are free, and every project carries a written workmanship warranty. Rated 4.8 from 330 Google reviews, 312 of them five stars and 12 one star.

What reviewers mention: james hardie siding (93), siding replacement (56), efficient crew (25), hardie siding installation (22), hard working crew (19), window installation (18), gutter replacement (15), roof replacement (15), trim replacement (9), fascia replacement (8)

Services and details

  • Siding installation

    Yes

  • Vinyl siding

    Yes

  • Fiber cement

    Yes

  • Engineered wood

    Yes

  • Stone veneer

    Yes

  • Hail and storm damage

    Yes

  • Also does roofing

    Yes

  • Also does windows

    Yes

  • Financing

    Yes

  • Free estimates

    Yes

  • Written warranty

    Yes

No information yet on siding repair, gutters, licensed and insured. The website did not say; call and ask.

Contact

Listing compiled from public sources on 2026-11-10. Report a correction or request removal. Back to siding contractors in Littleton.