Alamo Roofing Contractors provides TPO, EPDM, modified bitumen, torch down, PVC, and commercial roof coatings for Naperville homeowners and businesses. Located just 58 minutes away in Portage, Indiana, we are a GAF Master Elite contractor since 2021 — one of fewer than 3% of U.S. roofers to hold this certification. We offer the GAF Golden Pledge warranty — 50 years material coverage and 25 years workmanship coverage backed directly by GAF. We serve all of Naperville including Downtown Naperville, River Run, Naperville North, Naperville South, Brookdale, and communities throughout Illinois’ largest suburb, near the Naperville Riverwalk, Downtown Naperville, North Central College, Edward Hospital, and Naper Settlement.

Commercial Roofing in Naperville, IL

Naperville’s commercial corridor includes retail centers, industrial properties, office buildings, and multi-unit residential — all requiring professional commercial roofing with manufacturer-backed warranties.

Commercial Systems We Install in Naperville

TPO — Heat-welded seams, white reflective surface, dominant system for new commercial construction.
EPDM — Proven rubber membrane, outstanding cold-weather flexibility for Illinois’s freeze-thaw climate.
Modified Bitumen — Multi-layer waterproofing for maximum protection on Naperville commercial properties.
PVC — Chemical-resistant membrane for restaurants, industrial facilities, and buildings with rooftop HVAC.
Commercial Roof Coatings — Extend existing commercial roof life 10-15 years at fraction of replacement cost.

Free Naperville Commercial Roof Assessment

We inspect your Naperville commercial property — including moisture testing — before recommending coating vs. repair vs. replacement. We don’t recommend coating when the roof doesn’t qualify.

Permit authority: City of Naperville Development Services ((630) 420-6100)

Alamo holds an Indiana contractor license and Illinois unlimited roofing license. All commercial projects are fully permitted and inspected.

What Our Customers Say

Alamo Roofing did a full roof install on my house. I would highly recommend this business. Carson was friendly, thorough, and patient with my questions and concerns. His hard work and dedication are truly appreciated. Carson went above and beyond by accommodating a picky neighbor who demanded clean-up before the job was complete. A rolling magnet was used to pick up stray nails and the clean-up was thorough. Communication was excellent throughout the entire process. The workmanship was excellent, and the final product exceeded my expectations. They have won my business for any future needs.

Ricardo Vasquez

Google Review — ★★★★★

You all did wonderful work on my house and garage roof. Everything was done within less of 12 hours. Thank you so much. Pricing was wonderful. Took pictures and showed me step by step what was going on. They did wonderful with the cleanup process.

Julia West

Google Review — ★★★★★

Amazing service and work from Alamo! Davis was super professional in his quote and follow-thru. Thanks for a great job!

Andrea R.

Google Review — ★★★★★