Warner Roofing Inc.
“Further, I would highly recommend this company to others for their roofing repair needs.”
Best Roofing Contractors in Newmarket, ON
15 companies listed · 7 in Newmarket · 1 open 24/7 · 10 open weekends · all 15 rated 4.5+
Data verified October 21, 2026
T. Simpson Roofing
“The workers were punctual, diligent, very respectful of our property and procedures were explained.”
Ontario Certified Roofing
“After the job our house was spotless, wouldn't even have known they had been here, short of the fabulous roof they had installed.”
First Choice Roofing
“The crew came on time, worked very efficiently, did a great job and the clean up was immaculate!”
Reno Building Canada Inc.
“The crew is respectful, courteous, and always willing to answer questions and in a timely manner.”
Gamma Roofing
Listed for homeowners in and around Newmarket, ON, these 15 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: Newmarket, ON
7 of the 15 companies we list are based in Newmarket; the other 8 serve Newmarket from towns including East Gwillimbury (10 km), Bradford (11 km) and Richmond Hill (21 km). The companies on this page are rated from 4.5 to 5.0 across 895 reviews; 9 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (96%), quality (85%) and responsiveness (81%). The topics that come up most in reviews of the companies on this page are "estimates", "cleanliness" and "price". 1 is open around the clock; 10 are open on Saturdays and 9 on Sundays. The services the companies on this page list most often on their websites are skylights (5), residential roofing (3), soffit & fascia (3), cedar shakes (2) and eavestroughs (2). 2 show a licence on their websites and 1 lists staff certifications (GAF). Domain records put 6 websites of the companies on this page at ten or more years old; the oldest dates from 2002. 1 offers emergency call-outs; 4 offer financing or payment plans; 9 give free estimates and 5 are family- or locally-owned. 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 Newmarket itself is given by 7 of the 15 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.
Newmarket Roofing
“When they finished the crew had cleaned out our gutters and done sweeps with the magnet and got all the nails off our property.”
Unique Roofing Limited
“Louis came for a roof replacement quote on the same day and provided professional and honest opinion based on the situation of our current roof.”
The Roofers
“Was in the loop on all aspects of the job as it progressed.”
Above All Roofing & Exteriors
“We had a fantastic experience with Above all roofing from the first day they arrived to look at the job.”
Guycan Ltd
“The entire staff is great to deal with and make getting a new roof an easy experience, right from the office staff to their roof staff.”
3S Roofing Ltd.
“Fixed the problem with my fascia, which was blowing off after a rain storm.”
Estate Exteriors
“Price was fair, but most importantly the job was done right and clean up was meticulous.”
Jay Carter Roofing & Sheet Metal
“Price shopped with a bunch of companies for a metal roof and Jay Carter roofing gave me the best quote and more important they had the highest warranty.”
Dilmar Roofing
“Thank you Arthur, Christofher and Jamal for being professional and courteous, fantastic job!”
Why these companies made our list
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