Best Roofing Contractors near East Gwillimbury, ON
2 of these companies are based in East Gwillimbury; the others serve East Gwillimbury from towns including Newmarket (10 km), Keswick (14 km) and Bradford (12 km).
8 open weekends · all 13 rated 4.5+
Data verified October 21, 2026
Paragon Roofing Inc
Warner Roofing Inc.
Above All Roofing & Exteriors
Guycan Ltd
Estate Exteriors
Listed for homeowners in and around East Gwillimbury, ON, these 13 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: East Gwillimbury, ON
The 13 companies on this page are rated from 4.5 to 5.0 across 808 reviews; 7 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (96%), quality (83%) and responsiveness (82%). The topics that come up most in reviews of the companies on this page are "estimates", "price" and "cleanliness". 8 are open on Saturdays and 7 on Sundays. The services the companies on this page list most often on their websites are skylights (5), cedar shakes (2), flat roofing (2), metal roofing (2) and roof repairs (2). 6 have ten or more years of experience, the longest 24 years. 3 offer financing or payment plans; 10 give free estimates and 6 are family- or locally-owned. We have a website on file for all 13 of the companies on this page; all 13 publish a contact page; 11 list a public email and 1 takes bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Why are some of these roofers based elsewhere?
An address in East Gwillimbury itself is given by 2 of the 13 companies; the others cover the area from within 25 km. Travel is normal in this trade. Ask how far out they come in winter, when a leak call and a snowy drive do not mix.
T. Simpson Roofing
Georgina Roofing Ltd.
Dilmar Roofing
Ontario Certified Roofing
First Choice Roofing
Done Rite Roofing
Reid's Roofing Ltd.
Why these companies made our list
What customers say about companies near East Gwillimbury
- “The shingle work was performed in one day, all work was executed professionally, accurately and neatly.” — customer of Jay Carter Roofing & Sheet Metal
- “The clean up was more then I expected - not a single nail or even crumb of shingle could be found on our property, they left it cleaner then before they were there!” — customer of Reid's Roofing Ltd.
- “Would recommend them to anyone who needs their shingles replaced or repaired.” — customer of Done Rite Roofing
Excerpts from public reviews of the companies listed on this page.