Roofers in Markham
26 roofers in Markham with multi-platform trust scores.
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Who is the best roofer in Markham, Ontario?
The most trusted roofer in Markham, Ontario is Bros. Roofing, with a ProScore of 70/100. ProScore has scored 26 roofers in Markham across 10+ data sources and 20+ trust signals. 2 of the 26 are Trusted-tier (70+) or higher.
Trust scores last computed between August 30, 2026 and September 19, 2026.
Which roofers in Markham score highest?
All 26 scored roofers in Markham, ranked by ProScore.
ProScore scores 26 roofers in Markham, and their average score is 56 out of 100. 2 of them reach the Trusted threshold of 70 or higher. 7 are registered with WSIB. 26 have Google reviews on file — 1,610 reviews in total, and 3 carry a Better Business Bureau rating.
Bros. Roofing ranks 1st of the 26 roofers ProScore scores in Markham, holding a ProScore of 70 out of 100 (Trusted tier). Its score draws on 86 Google reviews averaging 5.0 out of 5, 201 reviews on other major review platforms and a Better Business Bureau rating of A+.
C Plus Roofing ranks 2nd of the 26 roofers ProScore scores in Markham, holding a ProScore of 70 out of 100 (Trusted tier). Its score draws on 573 Google reviews averaging 4.9 out of 5 and a Better Business Bureau rating of A+.
Ck Roofing Solutions ranks 3rd of the 26 roofers ProScore scores in Markham, holding a ProScore of 69 out of 100 (Good tier). Its score draws on 78 Google reviews averaging 5.0 out of 5, 55 reviews on other major review platforms and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
A+ Roofing Canada ranks 4th of the 26 roofers ProScore scores in Markham, holding a ProScore of 61 out of 100 (Good tier). Its score draws on 7 Google reviews averaging 5.0 out of 5 and 155 reviews on other major review platforms. Public records show it is registered with WSIB. Its ProScore has risen since the previous recompute.
Best Choice Roofing ranks 5th of the 26 roofers ProScore scores in Markham, holding a ProScore of 59 out of 100 (Good tier). Its score draws on 1 Google review averaging 5.0 out of 5 and 33 reviews on other major review platforms. Its ProScore has risen since the previous recompute.
Metal Roof Canada | Steel Roofing Markham ranks 6th of the 26 roofers ProScore scores in Markham, holding a ProScore of 59 out of 100 (Good tier). Its score draws on 33 Google reviews averaging 5.0 out of 5.
Roof.to ranks 7th of the 26 roofers ProScore scores in Markham, holding a ProScore of 59 out of 100 (Good tier). Its score draws on 49 Google reviews averaging 4.9 out of 5.
CA ROOFING ranks 8th of the 26 roofers ProScore scores in Markham, holding a ProScore of 58 out of 100 (Good tier). Its score draws on 46 Google reviews averaging 4.9 out of 5 and 47 reviews on other major review platforms.
Top Art Roofing Ltd ranks 9th of the 26 roofers ProScore scores in Markham, holding a ProScore of 58 out of 100 (Good tier). Its score draws on 192 Google reviews averaging 4.9 out of 5. Public records show it is registered with WSIB. Its ProScore has risen since the previous recompute.
Alpha Roofing Canada - Metal Roofing Companies Ontario, Shingle Roof, Roofers near Markham ranks 10th of the 26 roofers ProScore scores in Markham, holding a ProScore of 57 out of 100 (Good tier). Its score draws on 150 Google reviews averaging 4.6 out of 5. Its ProScore has risen since the previous recompute.
Lyons Pro Roofing inc ranks 11th of the 26 roofers ProScore scores in Markham, holding a ProScore of 56 out of 100 (Good tier). Its score draws on 119 Google reviews averaging 5.0 out of 5.
Ten 2 roofing ranks 12th of the 26 roofers ProScore scores in Markham, holding a ProScore of 56 out of 100 (Good tier). Its score draws on 32 Google reviews averaging 5.0 out of 5.
Toronto City Roofing ranks 13th of the 26 roofers ProScore scores in Markham, holding a ProScore of 56 out of 100 (Good tier). Its score draws on 13 Google reviews averaging 4.7 out of 5. Its ProScore has risen since the previous recompute.
YS Roofing ranks 14th of the 26 roofers ProScore scores in Markham, holding a ProScore of 56 out of 100 (Good tier). Its score draws on 40 Google reviews averaging 4.8 out of 5.
ENERGY ROOFING Ltd ranks 15th of the 26 roofers ProScore scores in Markham, holding a ProScore of 55 out of 100 (Good tier). Its score draws on 8 Google reviews averaging 5.0 out of 5. Public records show it is registered with WSIB. Its ProScore has risen since the previous recompute.
3S Roofing Ltd. ranks 16th of the 26 roofers ProScore scores in Markham, holding a ProScore of 54 out of 100 (Good tier). Its score draws on 102 Google reviews averaging 5.0 out of 5.
Kavanagh Roofing ranks 17th of the 26 roofers ProScore scores in Markham, holding a ProScore of 54 out of 100 (Good tier). Its score draws on 4 Google reviews averaging 5.0 out of 5. Public records show it is registered with WSIB.
Masstop Roofing Inc. ranks 18th of the 26 roofers ProScore scores in Markham, holding a ProScore of 54 out of 100 (Good tier). Its score draws on 9 Google reviews averaging 5.0 out of 5. Public records show it is registered with WSIB. Its ProScore has risen since the previous recompute.
Vista Roofing Inc ranks 19th of the 26 roofers ProScore scores in Markham, holding a ProScore of 54 out of 100 (Good tier). Its score draws on 17 Google reviews averaging 5.0 out of 5. Its ProScore has risen since the previous recompute.
EasyRoofPro ranks 20th of the 26 roofers ProScore scores in Markham, holding a ProScore of 51 out of 100 (Basic tier). Its score draws on 5 Google reviews averaging 5.0 out of 5. Its ProScore has risen since the previous recompute.
Golden Phoenix Contracting ranks 21st of the 26 roofers ProScore scores in Markham, holding a ProScore of 50 out of 100 (Basic tier). Its score draws on 2 Google reviews averaging 5.0 out of 5.
PINNACLE ROOFING AND CONTRACTING INC. ranks 22nd of the 26 roofers ProScore scores in Markham, holding a ProScore of 50 out of 100 (Basic tier). Its score draws on 1 Google review averaging 5.0 out of 5. Public records show it is registered with WSIB.
spark roofing and aluminum ranks 23rd of the 26 roofers ProScore scores in Markham, holding a ProScore of 50 out of 100 (Basic tier). Its score draws on 4 Google reviews averaging 5.0 out of 5.
SuperdryRoofingandMasonry ranks 24th of the 26 roofers ProScore scores in Markham, holding a ProScore of 49 out of 100 (Basic tier). Its score draws on 21 Google reviews averaging 4.2 out of 5.
Ironclad Roofing - Steel & Metal Roofing, Metal Roof Installation Toronto ranks 25th of the 26 roofers ProScore scores in Markham, holding a ProScore of 48 out of 100 (Basic tier). Its score draws on 13 Google reviews averaging 4.3 out of 5. Its ProScore has risen since the previous recompute.
Reliable Roofing & Construx Group Canada Inc ranks 26th of the 26 roofers ProScore scores in Markham, holding a ProScore of 35 out of 100 (Basic tier). Its score draws on 5 Google reviews averaging 1.8 out of 5.
Of 26 roofers in Markham: 0 rated Elite (81+), 2 rated Trusted (70+), and 17 rated Good (54+).
How is a roofer's ProScore calculated?
Every roofer in Markham 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 Markham?
Browse all roofers in Markham →What else should I check before hiring roofers in Markham?
Frequently Asked Questions
Who is the best roofer in Markham?
Bros. Roofing has the highest ProScore (70/100) among 26 roofers in Markham, 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 Markham?
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 Markham, 0 roofers hold Elite-tier ProScores (81+), 2 are Trusted-tier (70+), and 17 are Good-tier (54+).
Are roofers in Markham 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 26 roofers in Markham by ProScore, 7 carry active WSIB coverage.
How many roofers has ProScore scored in Markham?
ProScore has scored 26 roofers in Markham, Ontario. Each provider is evaluated using 10+ data sources, 20+ trust signals, and AI-analyzed customer reviews. Trust scores last computed between August 30, 2026 and September 19, 2026.
What's the ProScore distribution among roofers in Markham?
Among 26 roofers in Markham, Ontario: 0 are Elite-tier (81+), 2 are Trusted-tier (70+), and 17 are Good-tier (54+). The top 26 average a ProScore of 56/100, with Bros. Roofing leading at 70/100.