Contact Us for Service throughout York Region & Simcoe County

T. Simpson Roofing is the roofing-industry leader in York Region, Simcoe County, and the Greater Toronto Area. We also offer siding and eavestrough installation. Please give us a call, send an email or use the handy eform on this page to contact us.

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Come & See Us

200 Davis Drive,
Unit #11, Newmarket,
ON, L3Y 2N4
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Hours of Operation:
7:30am - 7:00pm Monday to Friday
9:00am - 1:00pm Saturdays

Newmarket Office:

Toll Free:

T. Simpson Roofing Satellite Office
148 Sandringham Drive,
Barrie, ON, L4M 0C9
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Barrie Office:

Service Area

  • Newmarket
  • Barrie
  • Richmond Hill
  • Vaughan

  • Aurora
  • North York
  • Markham
  • Bradford


“Just want to thank you and your excellent crew for the great job they did on my house! The house looks like new and the yard, garage and driveway were left perfectly cleaned!! Their hard work and professionalism were very much appreciated.”

“Hi Tiffany - the guys were amazing - especially in that heat! and finished in good time! - how timely after that rain storm last night!!! I sat in the car and watched the eaves do their work- very happy! And thank you so much for fitting me in before September as planned. I really appreciate it.”