Professional Roofing Services in Napoleon

"Had a bad leak around the chimney flashing after a storm. Glen Ullin Roofing & Maintenance came out next day, found the failed step flashing, replaced it, and sealed everything properly. No more dripping. Solid work."

"The Golden Pledge warranty was a big factor in our decision. 25 years on workmanship plus 50 on materials. Glen Ullin Roofing & Maintenance is one of the few local companies that can even offer it."

"What sold me was the inspection report. Detailed photos of every damaged area, measurements, written explanation of what needed repair versus replacement. No other company gave us anything close to that level of documentation."

4.8/5 Stars | 396+ Reviews

Our reputation is built one roof at a time. 396+ homeowners across Glen Ullin, Napoleon, and surrounding areas have rated us 4.8/5 stars. We earn every review. No incentives, no discounts for feedback.

No Subcontractors

Every Napoleon roof is installed by our own trained crews, not subcontractors pulled from a labor pool. That means consistent quality, accountability, and a crew that knows our standards from the first nail to the last drip edge.

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.

Storm Damage Specialists

Hail, wind, and monsoon damage are common in ND. Our team includes HAAG Certified inspectors who document damage the way adjusters expect it. We handle the entire insurance claim process so you don't have to.