Everything your roof needs in Barrie & Newmarket — done right the first time
Family-owned since 1992 and GAF Master Elite™ certified, T. Simpson Roofing handles roof repair, replacement, inspection and insurance claims — plus eavestroughs, siding, windows and doors — across Central Ontario.
Roofing & exterior services
From leak repairs to full replacements — and eavestroughs, siding, windows and doors — pick what you need and we’ll follow up to assess it. See all services.
A family-owned name Central Ontario trusts
What began as 16-year-old Tony Simpson’s venture to fund his education has grown into an industry leader in roofing and exterior home improvements. Over 25 years on, we bring together decades of expertise and top-quality materials to build roofs and exteriors that last.
Recent roofing & exterior work
A look at completed roofing, eavestrough, soffit and fascia projects across Barrie and Newmarket.
What Barrie & Newmarket homeowners say
Rated 4.7 from 59 Google reviews. Read all reviews on Google.
We’re very happy with the soffit, fascia and eavestrough we just had installed. Jordan and his crew were great in their workmanship and communication with us over the three days they were here. Great price too. Thanks!
I had a great experience with T. Simpson Roofing from start to finish. Terry gave me an honest assessment of my roof and provided a very fair quote. Tiffany was amazing to work with for scheduling and billing. The work crews were very efficient and did an amazing job on my new roof and eavestroughs.
Great experience for me! After last winter — it was brutal and the ice tore off my eaves troughs — the guys were prompt, professional, and polite. Jordan and crew made sure everything was done neatly and professionally. Would hire again!
The work was done professionally and the job site thoroughly cleaned up. We’ve used T. Simpson for both roofing and eavestrough, and would certainly recommend.
Great response from Simpson’s on raccoon-damaged roof vents. Angela, Tiffany and Tech Dan worked to get me next-day service. Well done!
Ed did a great job replacing my metal roof, and Jordan and his crew did a great job replacing my eavestroughs. The workspace was left clean, and any incidental damage was repaired. Overall, I would recommend T. Simpson Roofing.
Why homeowners choose T. Simpson Roofing
Decades of local experience, top certifications, and a standard of service you can actually reach.
GAF Master Elite™
A certification held by only 2% of roofing contractors in North America — proof of skill and accountability.
30+ years, since 1992
A family-owned company that has protected Central Ontario homes for over three decades.
Roof to exterior
Roofing, eavestroughs, siding, windows and doors — one trusted team for your whole exterior.
We actually follow up
We pick up the phone and reply to emails — no disappearing after the report.
Serving Barrie, Newmarket & Central Ontario
With offices in Barrie and Newmarket, we cover Simcoe County, York Region and GTA North. See our full service area.
Roofing questions, answered
We handle roof repair, replacement, inspection and insurance-claim help — plus eavestroughs, gutters, soffit, fascia, siding, windows and doors — across Barrie, Newmarket and Central Ontario.
Send your details through the request form on this page, or call us. We follow up to assess your roof or home and provide a quote.
We operate from offices in Barrie and Newmarket and work across Simcoe County, York Region and GTA North. Send your address and we’ll confirm we cover it.
Yes — we are a GAF Master Elite™ Contractor (only 2% of contractors earn it), A+ rated with the BBB, and WSIB covered.
Yes. For emergencies we aim to respond the same day where possible, or the next day at the latest.
Ready to get your roof looked at?
Send your details or call and we’ll follow up to assess the work and quote it.
Request information
Two quick steps — tell us what you need, then leave your details. We’ll follow up to assess the work and quote it.