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 most trusted roofer in Oshawa, Ontario is Colin's Roofing & Eavestrough Inc., with a ProScore of 74/100. 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.
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.
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. 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 ranks 4th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 72 out of 100 (Trusted tier). Its score draws on 149 Google reviews averaging 4.9 out of 5 and 23 reviews on other major review platforms.
Ajax Roofing Inc ranks 5th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 71 out of 100 (Trusted tier). Its score draws on 38 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
Dryhome Roofing ranks 6th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 68 out of 100 (Good tier). Its score draws on 75 Google reviews averaging 4.6 out of 5.
McRae Roofing Inc. ranks 7th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 67 out of 100 (Good tier). Its score draws on 15 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
Pristine Contracting Inc. ranks 8th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 65 out of 100 (Good tier). Its score draws on 24 Google reviews averaging 5.0 out of 5.
Fyfe's Roofing ranks 9th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 63 out of 100 (Good tier). Its score draws on 31 Google reviews averaging 4.9 out of 5. Public records show it is registered with WSIB.
Oshawa Flat Roofing ranks 10th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 58 out of 100 (Good tier). Its score draws on 14 Google reviews averaging 5.0 out of 5.
Turnbull Roofing & Renovations Ltd ranks 11th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 58 out of 100 (Good tier). Its score draws on 64 Google reviews averaging 4.5 out of 5.
Smith And Sons Roofing ranks 12th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 50 out of 100 (Basic tier). Its score draws on 3 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
Quality Canadian Home Improvements & Roofing ranks 13th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 42 out of 100 (Basic tier). Its score draws on 1 Google review averaging 1.0 out of 5.
Hamkar group ranks 14th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 41 out of 100 (Basic tier). Its score draws on 3 Google reviews averaging 3.7 out of 5.
Goreski Roofing and Insulation ranks 15th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 40 out of 100 (Basic tier). Its score draws on 6 Google reviews averaging 3.7 out of 5.
Gentry Flat Roofs ranks 16th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 35 out of 100 (Basic tier). Its score draws on 13 Google reviews averaging 2.5 out of 5.
Burton Roofing ranks 17th of the 17 roofers ProScore scores in Oshawa, holding a ProScore of 31 out of 100 (Basic tier). Its score draws on 2 Google reviews averaging 1.5 out of 5.
Of 17 roofers in Oshawa: 0 rated Elite (81+), 5 rated Trusted (70+), and 6 rated Good (54+).
How is a roofer's ProScore calculated?
Every roofer in Oshawa is evaluated across four pillars: Reputation (ratings across multiple platforms), Verification (government licensing 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, 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?
Roofers in Ontario should hold valid business registration and active WSIB workers compensation coverage. ProScore verifies these credentials for every provider. Of the top 17 roofers in Oshawa by ProScore, 5 carry active WSIB coverage.
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+). The top 17 average a ProScore of 58/100, with Colin's Roofing & Eavestrough Inc. leading at 74/100.