Roofers in Oshawa
17 roofers in Oshawa with multi-platform trust scores.
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Who is the best roofer in Oshawa, Ontario?
The highest-scoring roofers in Oshawa on ProScore are Colin's Roofing & Eavestrough Inc. (74/100), Mint Roofing Ltd. (73/100) and Wilson Roofing (73/100). ProScore has scored 17 roofers in Oshawa across 10+ data sources and 20+ trust signals. 5 of the 17 are Trusted-tier (70+) or higher.
Star ratings alone do not separate them: 12 of the 17 average 4.5 stars or higher on Google, but only 5 reach Trusted (70+). ProScore also weighs government licensing where it applies, WSIB coverage, ratings on other platforms and what customers say in their reviews.
Trust scores last computed October 13, 2026.
Which roofers in Oshawa score highest?
All 17 scored roofers in Oshawa, ranked by ProScore.
ProScore scores 17 roofers in Oshawa, and their average score is 58 out of 100. 5 of them reach the Trusted threshold of 70 or higher. 5 are registered with WSIB. 17 have Google reviews on file — 1,090 reviews in total, and 5 carry a Better Business Bureau rating. Across Ontario, 16% of the roofers ProScore has scored reach the Trusted threshold; at 29%, Oshawa is above the provincial rate.
Colin's Roofing & Eavestrough Inc. is a roofing contractor in Oshawa that handles roof shingles, eavestroughs, soffit repairs, and leak fixes, with a track record of completing work on time including emergency wind damage repairs in difficult weather; the owner identifies additional issues proactively, prioritizes…
Colin's Roofing & Eavestrough Inc. ranks 1st of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 74 out of 100 (Trusted tier). Its score draws on 93 Google reviews averaging 4.9 out of 5.
Mint Roofing Ltd. provides roofing services in Oshawa and operates six days a week with wheelchair-accessible parking.
Mint Roofing Ltd. ranks 2nd of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 73 out of 100 (Trusted tier). Its score draws on 41 Google reviews averaging 4.8 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
Wilson Roofing ranks 3rd of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 73 out of 100 (Trusted tier). Its score draws on 518 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+.
Over The Top - Roofing & Repairs is a roofing contractor based in Oshawa that works on site, offers online estimates, and operates seven days a week.
The ProScore for Over The Top - Roofing & Repairs draws on 149 Google reviews averaging 4.9 out of 5 and 23 reviews on other major review platforms.
Ajax Roofing Inc is a roofing contractor based in Oshawa that works on-site and provides online estimates, operating 24 hours a day, seven days a week.
The ProScore for Ajax Roofing Inc draws on 38 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show Ajax Roofing Inc is registered with WSIB.
Dryhome Roofing is a roofer in Oshawa that handles full shingle replacements and site assessments, offers online estimates, and operates seven days a week.
The ProScore for Dryhome Roofing draws on 75 Google reviews averaging 4.6 out of 5.
McRae Roofing Inc. is a roofer based in Oshawa that provides on-site work and online estimates, available in English during weekday hours.
The ProScore for McRae Roofing Inc. draws on 15 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show McRae Roofing Inc. is registered with WSIB.
Pristine Contracting Inc. is a roofer based in Oshawa, Ontario, open six days a week and offering wheelchair-accessible parking.
The ProScore for Pristine Contracting Inc. draws on 24 Google reviews averaging 5.0 out of 5.
The ProScore for Fyfe's Roofing draws on 31 Google reviews averaging 4.9 out of 5. Public records show Fyfe's Roofing is registered with WSIB.
The ProScore for Oshawa Flat Roofing draws on 14 Google reviews averaging 5.0 out of 5.
The ProScore for Turnbull Roofing & Renovations Ltd draws on 64 Google reviews averaging 4.5 out of 5.
The ProScore for Smith And Sons Roofing draws on 3 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show Smith And Sons Roofing is registered with WSIB.
Quality Canadian Home Improvements & Roofing offers online estimates and operates 24/7 from Oshawa.
The ProScore for Quality Canadian Home Improvements & Roofing draws on 1 Google review averaging 1.0 out of 5.
Hamkar group is a roofing contractor based in Oshawa that operates six days a week and offers wheelchair-accessible parking.
The ProScore for Hamkar group draws on 3 Google reviews averaging 3.7 out of 5.
The ProScore for Goreski Roofing and Insulation draws on 6 Google reviews averaging 3.7 out of 5.
The ProScore for Gentry Flat Roofs draws on 13 Google reviews averaging 2.5 out of 5.
The ProScore for Burton Roofing draws on 2 Google reviews averaging 1.5 out of 5.
How is a roofer's ProScore calculated?
Every roofer in Oshawa is evaluated across four pillars: Reputation (ratings across multiple platforms), Verification (government licensing where it applies and WSIB), Transparency (online presence and profile completeness), and Sentiment (AI analysis of customer reviews). The result is a ProScore from 0 to 100.
Read the full methodology →Who are the top 3 roofers in Oshawa?
Browse all roofers in Oshawa →What else should I check before hiring roofers in Oshawa?
Frequently Asked Questions
Who is the best roofer in Oshawa?
Colin's Roofing & Eavestrough Inc. has the highest ProScore (74/100) among 17 roofers in Oshawa, Ontario. Rankings are based on ProScore, which evaluates ratings, government licensing where it applies, WSIB coverage, and AI-analyzed customer sentiment.
How do I find a trustworthy roofer in Oshawa?
Look for roofers with verified active WSIB coverage, and consistent ratings across multiple platforms. ProScore aggregates these signals into a single score from 0-100. In Oshawa, 0 roofers hold Elite-tier ProScores (81+), 5 are Trusted-tier (70+), and 6 are Good-tier (54+).
Are roofers in Oshawa licensed?
Ontario has no provincial licence for roofers. Ask for proof of WSIB coverage and liability insurance, and for any business licence your municipality requires. Of the top 17 roofers in Oshawa by ProScore, 5 are registered with WSIB according to ProScore’s records.
How many roofers has ProScore scored in Oshawa?
ProScore has scored 17 roofers in Oshawa, Ontario. Each provider is evaluated using 10+ data sources, 20+ trust signals, and AI-analyzed customer reviews. Trust scores last computed October 13, 2026.
What's the ProScore distribution among roofers in Oshawa?
Among 17 roofers in Oshawa, Ontario: 0 are Elite-tier (81+), 5 are Trusted-tier (70+), and 6 are Good-tier (54+). Together they average a ProScore of 58/100, with Colin's Roofing & Eavestrough Inc. leading at 74/100.
How do roofers in Oshawa compare with Ontario as a whole?
29% of the roofers ProScore has scored in Oshawa reach the Trusted tier (70+), against 16% across Ontario as a whole, so Oshawa is above the provincial rate.
Roofers near Oshawa
The nearest Ontario cities with a ProScore page for this trade — a pro based nearby may cover your area.
Other trades in Oshawa
Other trades with a ProScore page in Oshawa, with the number of scored pros in each.