Reliable Roofing, Siding & Gutters in Janesville, WI

When you need an exterior contractor in Janesville, Wisconsin, you need a team that understands the local landscape. From the neighborhoods of Lookout Heights to the busy residential streets near the Milton Avenue corridor, DMR Exteriors provides high-performance roofing and siding solutions designed for the "City of Parks."


We know that Janesville homeowners value transparency and local expertise. That’s why we offer free, honest inspections to ensure your home’s exterior is ready for everything the Wisconsin seasons throw at it.

Professional Roofing Services in Beloit

Your roof is your home’s first line of defense against Wisconsin’s heavy snows and summer storms. As a GAF Certified contractor, we offer the best warranty protection in the industry and exclusive rebates for our veterans.


Top-Rated Janesville Roofing Solutions

A roof is more than just shingles; it’s a system that keeps your family safe. As a GAF Certified contractor based right here in the area, we bring a level of precision and material quality that out-of-town "storm chasers" simply can't match.



  • Residential Roof Repair: Did the last high-wind event leave you with missing shingles? We provide fast, reliable repairs to stop leaks before they cause attic mold or ceiling damage.
  • Residential Roof Replacement: If your roof is 20+ years old, it’s time for an upgrade. We specialize in full tear-offs and installations using GAF’s industry-leading shingles.
New roof installation in Janesville, WI by DMR Exteriors

Siding & Gutters Built for Rock County

In Janesville, curb appeal matters. But more importantly, your siding and gutters need to handle heavy ice dams and humid summers without warping or leaking.


  • Siding Services: Protect your home’s structural integrity with premium siding. We help Janesville homeowners choose colors and materials that increase energy efficiency and home value.
  • Gutter Systems: Clogged or sagging gutters are a recipe for basement flooding. We install high-capacity seamless gutters that keep water flowing away from your foundation.

The DMR Exteriors Difference in Janesville

Why do your neighbors in Janesville choose us? We believe in doing the job right the first time.


  • GAF Quality: We exclusively use GAF products for their innovation and unmatched warranty protection.
  • Supporting Our Heroes: We are proud to offer a $250 rebate for veterans through the GAF Roof for Troops program—our way of saying thank you to Janesville’s service members.
  • Locally Owned & Operated: We aren't a massive corporation; we are your neighbors, committed to keeping Janesville homes beautiful and dry.


Explore Our Recent Projects

Want to see what we’ve been up to in the 53545, 53546, and 53548 zip codes? Check out our Gallery to view our latest roofing and siding projects across Janesville and Rock County.


Get Your Free Janesville Property Audit

Don't wait for a leak to reveal itself during a spring downpour. Let the experts at DMR Exteriors give you peace of mind with a professional assessment.


Call 608-931-6062 today or fill out our Contact Form to request your free estimate!