Best Roofing Contractors near Fonthill, ON
1 of these companies is based in Fonthill; the others serve Fonthill from towns including St. Catharines, Niagara Falls and Niagara-on-the-Lake.
5 open 24/7 · 14 open weekends · 23 rated 4.5+ · 2 show a licence
Data verified October 16, 2026
Niagara Roofmasters
AJT Roofing and Contracting
Ace 1 Quality Roofing
Metal Roofs Niagara
Roof Wizard
Listed for homeowners in and around Fonthill, ON, these 24 companies take roofing work. What each one claims about tear-offs, membranes and workmanship cover is taken from its own website; ratings and quoted lines come from public reviews.

Area overview: Fonthill, ON
The 24 companies on this page are rated from 4.1 to 5.0 across 2,156 reviews; 16 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (97%), quality (92%) and responsiveness (87%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "cleanliness". 5 are open around the clock; 14 are open on Saturdays and 6 on Sundays. The services the companies on this page list most often on their websites are siding (5), eavestroughs (4), roof repair (3), flat roofing (2) and gutter guards (2). 2 show a licence on their websites and 2 list staff certifications (GAF). 10 have ten or more years of experience, the longest 25 years. 7 offer emergency call-outs; 5 offer financing or payment plans; 16 give free estimates and 2 are family- or locally-owned. We have a website on file for all 24 of the companies on this page; 22 publish a contact page; 19 list a public email and 1 takes bookings online. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
Do roofers listed for Fonthill quote at no charge?
Free estimates are stated by 16 of the 24 companies on this page. A free visit is normal in this trade, though it doubles as a sales call. Ask for photos of the roof and the attic, written findings, and a price that separates the tear-off from anything found under it.