Professional Roofing Services in Gilsum
Same-Day Appointments Available · 24/7 Emergency Service
Alton Roofing & Maintenance: Licensed roofer serving Gilsum, NH. 4.7-star rated, 287+ reviews.
Call (877) 349-1553Emergency tarping available · Call 24/7
Alton Roofing & Maintenance is a licensed and insured roofing contractor serving Gilsum and all surrounding communities. Our Alton-based crews handle residential and commercial roofing with the same attention to detail on every job.
Our Services in Gilsum
What Gilsum Customers Say
"Second roof Alton Roofing & Maintenance has done for us. First one on our primary home, now our rental property. Same crew both times, same attention to detail. Drip edge, ice shield, everything by the book."
"Our flat roof on the garage had been patched five times by other companies. Alton Roofing & Maintenance stripped it and put on a proper TPO membrane. No leaks in two years. Should have called them first."
Why Gilsum Residents Choose Alton Roofing & Maintenance
Manufacturer-Certified Installation
We hold certifications from GAF, Owens Corning, and CertainTeed. That means the manufacturers have trained and vetted our crews and will back our installations with their strongest warranties. Your Gilsum roof gets factory-level quality control.
Licensed, Bonded & Insured
Alton Roofing & Maintenance carries full liability insurance and workers' compensation for every crew member. We're licensed across NH and pull local permits for all Gilsum projects. Your property and your investment are protected.
19+ Years of Experience
We've been installing and repairing roofs for over 19 years. That experience shows in how we handle complex roof lines, unexpected deck damage, and insurance claim disputes. We've seen everything and know how to handle it.
Free Inspections & Honest Estimates
We don't charge for inspections and we don't pad estimates. If your Gilsum roof needs a repair, we'll tell you. If it needs a replacement, we'll explain exactly why. No high-pressure sales, no scare tactics.
About Our Gilsum Roofing Services
We don't just install roofs. We inspect them first and give you a straight answer about what you actually need. Sometimes it's a $500 repair, not a $15,000 replacement. Alton Roofing & Maintenance earns repeat business in Gilsum by being honest.
The first step is always a free inspection. Call (877) 349-1553 and we'll have a certified inspector at your Gilsum property within a couple of days. Storm damage? We prioritize those calls and can usually get out same-day.
We treat Gilsum the same as our home market in Alton. Your Gilsum project gets the same crew, the same materials, and the same warranties as any Alton job.