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Stable Roofing Inc
- Questions
- Happy
- Communication
“Ivan and his team was very professional and efficient with providing a quote and following through on the work promised with good quality materials and workmanship.”
Best Roofing Contractors in Thornhill, ON
24 companies listed · 5 in Thornhill · 14 open 24/7 · 22 open weekends · 22 rated 4.5+
Data verified October 18, 2026
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Jakes Roof Repairs
- Leak
- Attic
- Longevity
“Jakes Roof Repair done amazing job, he find the ceiling leak issue quickly due to recent storm, very knowledgeable, reasonable price highly recommended he is very professional.”
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Hrc Group
“There aren't enough words to praise Shaw and his team for their construction of a new wood fence in our back yard and the repair of a broken wood gate.”
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Megapolis Roofing Inc.
- Team
“Fantastic team, very respectful and efficient.”
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NUI Remodeling & Construction Thornhill
- Attention
- Kitchen
“While we work with several kitchen and bath design professionals on a daily basis, NUI Remodeling & Construction Thornhill stands out from the others due to their professionalism, attention to detail, and their ability to provide their clients with a...”
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Tip Top Trough
- Solution
- Debris
- Work
“Eduardo Alfonso & Eliseo Silva arrived, removed the old gutter, the annoying rain barrel & and in no time the new gutter was replaced with the runoff going into the garden.”
Listed for homeowners in and around Thornhill, 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: Thornhill, ON
5 of the 24 companies we list are based in Thornhill; the other 19 serve Thornhill from towns including Scarborough, Toronto and Etobicoke. The companies on this page are rated from 4.0 to 5.0 across 2,824 reviews; 19 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (92%), quality (85%) and responsiveness (79%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "efficient". 14 are open around the clock; 22 are open on Saturdays and 20 on Sundays. The services the companies on this page list most often on their websites are roof repair (5), commercial roofing (3), flat roofing (3), residential roofing (3) and roof replacement (3). 4 show a licence on their websites and 2 list staff certifications (GAF and IICRC). 9 have ten or more years of experience, the longest 25 years. 14 offer emergency call-outs; 6 offer financing or payment plans; 17 give free estimates; 7 are family- or locally-owned and 3 list coupons or special offers. 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 Thornhill quote at no charge?
Free estimates are stated by 17 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.
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Unique Roofing Limited
- June
- Competitive
- Price
“They are professional and high quality; Louis is passionate on his profession, excellent in responding to our requests before, during and after the job.”
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Professional Roofers
- Drone
- Eaves
- Sales
“Adam from Professional Roofers took the time to understand our needs and went above and beyond to provide us with a comprehensive quote and explained the process.”
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Alpine Roofing
- Bungalow
- Nails
- Shingles
“Considering the inherent messiness and complexity of such a task, especially on a Victorian home situated on a bustling downtown street, their professionalism was commendable.”
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AZ Roofing
- Respectful
- Flat Roof
- Darwin
“They were extremely professional: they prepared a comprehensive written estimate, showed up promptly and worked very diligently to complete the project on time.”
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BNS Roofing
- Know
- Property
- Project
“Keno, Silvi and the entire crew are true professionals and hard workers, making sure the job was done properly and with great attention to detail that others won't provide.”
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Cadillacs Roofing
- Drone
- Pictures
- Crew
“What stood out the most was their commitment to educating me on the best practices for roofing maintenance, which speaks volumes about their customer service.”
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The Roofers
- Quote
- Clean
- Job
“It seems that the team worked together for a long time: as they 100% knew what they are doing, got along very well with each other and with the manager.”
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JP Lucky Construction and Roofing
- Competitive
- Framing
- Quotes
“JP Lucky was amazing to deal with - prompt, on-time, clean-up was thorough and most especially the installation of our new fence panels was perfection!”
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Toronto Master Roofing
- Skilled
- Expertise
- Job
“I recently had the pleasure of engaging [Toronto Master Roofing] for a roofing project at my home, and I am thrilled to share my outstanding experience with their services.”
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Renotown Inc.
- Furniture
- Ceiling
- Project Manager
“Joe, the project manager rightly assessed the damage, outlined the scope of the project and assigned the job to two very well trained and skilled workers, Ryan and Matthew.”
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Quality Roofing Services LTD
- Organized
- Shingles
- Team
“Here's the review I wrote a year ago: Aryan and his crew completed the work as he had promised, with good materials, proper equipment, and consideration for our neighbours.”
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C Plus Roofing
- Punctual
- Attic
- Wind
“I can't say enough about the amazing customer service and workmanship that Jackie provides - it's something you rarely see these days and it should be rewarded!!!”
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Trades by Jack
- Questions
- Gemstone
- Company
“I was very impressed by the the teamwork of the installation crew who were very efficient and consulted with me repeatedly to make sure the installation was to my satisfaction.”
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Solidcare Home Improvements
- Heat Pump
- Government
- Furnace
“The tech, Chen with his team worked from 9am to the evening (I treated them lunch as I could tell it was a very very very tough job, and they worked very hard).”
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Tiltop Roofers
- Competitive
- Questions
- Wind
“They did an amazing job, and I even needed support for a fix after all was paid and done, and they responded promptly and corrected the issue without hesitation.”
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Home Star Roofing LTD
- Design
- Balcony
- Team
“We discussed several options regarding the materials and he explained all pros and cons very clearly, gave several quotes and recommendations and we chose what best worked for us.”
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Three Bro Squirrels Roofing Ltd.
- Insulation
- Happy
- Flat Roof
“We hired Three Bro Squirrels Roofing to redo the soffit, fascia, and gutters on our house as well as install a new stack and bathroom vent in the roof.”
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Canada Standard Roofing
- Leak
- Questions
- Work
“This is truly indicative of a business that cares about its customers and about doing things right, rather than focusing on profit margins and maximizing the number of jobs they can squeeze in a day.”
Roofing Services in Thornhill, ON Cost Estimates
Minimum cost
$1370
Maximum cost
$38811
National Average
$8752
Avg Per Hour Rates
$198
$5928
$11581
Typical price range is based on 506 cost profiles
Why these companies made our list
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