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Jenkins Roofing & Construction
- Work
- Polite
- Budget
“Jenkins Roofing & Construction not only fixed the problem, but so professionally finished it off with new eaves and woodworking craftsmanship on the underside.”
Best Roofing Contractors in St. Thomas, ON
24 companies listed · 5 in St. Thomas · 5 open 24/7 · 12 open weekends · 22 rated 4.5+
Data verified October 16, 2026
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Mkenzie Roofing
- Job
- Leak
- Quality
“I have used Mkenzie roofing as my preferred roofer for many of my roof repairs, inspections etc and their quality, pricing and professionalism is always second to none.”
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Ben Gilbert Roofing and Exteriors Ltd.
- Call
- Siding
- Future
“There are a few roofing contractors who would take advantage of the emergency situation and charge a mint, but Ben was able to do it for a reasonable sum.”
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Rouse Roofing
- Property
“Kelvin is the only person i would trust to do good, honest work on my property.”
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Morphy Roofing
“Thought we needed flashing fixed, not problem and he advised of what we could do.”
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Green Metal Roofing and Manufacturing Inc.
- Weather
- Research
- Screws
“After a confusing comparison of several companies as there seems to be no standards in the metal roofing industry, we felt that Green Metal Roofing has a better quality metal roofing material at a fair price.”
Listed for homeowners in and around St. Thomas, 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: St. Thomas, ON
5 of the 24 companies we list are based in St. Thomas; the other 19 serve St. Thomas from London (24 km), Aylmer (16 km) and Delaware (22 km). The companies on this page are rated from 4.0 to 5.0 across 845 reviews; 5 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 (89%), quality (86%) and responsiveness (80%). The topics that come up most in reviews of the companies on this page are "price", "estimates" and "cleanliness". 5 are open around the clock; 12 are open on Saturdays and 6 on Sundays. 1 shows a licence on its website and 1 lists staff certifications (GAF). 10 have ten or more years of experience, the longest 28 years. 6 offer emergency call-outs; 1 offers remote or virtual consultations; 9 offer financing or payment plans; 14 give free estimates; 4 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 23 of the companies on this page; 19 publish a contact page and 19 list a public email. 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.
Do roofers listed for St. Thomas quote at no charge?
Free estimates are stated by 14 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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Accell Roofing Inc
- Quality
- Warranty
- Fair
“I have had the pleasure of dealing with Accell Roofing (and John Acton) for almost two decades and have always been impressed by their professionalism and quality work.”
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Pillar Restoration
- Mold Remediation
- Attention
- Management
“When Kevin and Matthew came to our home, three weeks before Christmas, they had their crews working away… That day, they promised me that they would have our family home, before Christmas.”
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Byron Roofing
- Leak
- Rain
- Roofing Business
“Once the contract was agreed to, the crew was there in a matter of a few weeks and not only was the work excellent, each day they left and made sure there was no debris on the lawn.”
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Elgin Roofing
- Quote
- Questions
- Wind
“Elgin Roofing provided us with prompt professional service in replacing the old weathered shingles, and installing improved venting on the roof on our Mother's home.”
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Legacy Flat Roofing & Sheet Metal (Call US Here)
- Leak
- Diagnosis
- Flashing
“We had schedule a day for the repair however Esmat saw that it was going to rain heavily before then so he made time for us to ensure our roof was repaired before the heavy rainfall.”
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Murray Shaw Roofing
- Price
- Job
“These are the best shingles on the market for a good price - the Murray Shaw team are professional / flexible and fast - when they were one you could not even tell they were there - everything was so clean!”
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Courtney Roofing Inc.
- Business
- Job
- Price
“Courtney accommodated our needs by scheduling a weekend install, sent a second crew to temporarily edge the roof so we could get photos done before the flashing was installed.”
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Meg Sim Roofing Inc.
- Work Ethic
- Soffit
- Leak
“They went above and beyond to make sure we were happy with everything and even took the initiative to fix a couple of things that needed attention while the roof was open, at no extra cost.”
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North Face Roofing
- Price
- Job
- Quality
“I had some problem valleys to deal with (dead valleys), Mark took care of these as well by removing siding and completely waterproofing the area prior to any new roofing going down.”
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Lloyd's Roofing
“A new roof and sheeting was in order and he quoted a fair price and was very friendly and honest which was key considering we'd be 3000km away when the work took place.”
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Legendary Exteriors
- Shingles
“They promptly addressed all our questions and concerns, providing detailed explanations of the roofing materials, the installation process, and the timeline for completion.”
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Landmark Roofing
- Job
“We had a hard time finding a company to do our roof, due to it only being a portion that needed to be done, but landmark roofing came out and gave us a quote that day, very polite and professional, no complaints at all very happy with our roof, looks...”
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A & K Roofing Co Ltd
“The fixed price offer and the deadlines were adhered to.”
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Skylar Group Ltd.
“These guys showed up on time and walked me through the entire process in a kind and professional manor.”
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519 Roofing
- Attention
- Product
- Quality
“He was very quick to respond to my emails, scheduled it to meet my needs and always kept in touch on the progress.”
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B & B Roofing & Exteriors
- Price
- Quote
“With that violent windstorm on March 8, 2017, B &B was out to my house almost minutes after I called (despite the volume of calls they had overnight and in the AM) and were up on my roof to do the repair within four hours from my initial call.”
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Bob Wilkins Roofing
“Thank you Bob for coming out to fix shingles on our roof after a wind storm.”
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La Fleche Roofing (1992) Ltd
“Great guys to work with”
Roofing Services in St. Thomas, ON Cost Estimates
Minimum cost
$1370
Maximum cost
$38811
National Average
$8752
Avg Per Hour Rates
$198
$5928
$11581
Fair price range is based on 417 cost profiles
Why these companies made our list
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