Best Roofers in Niagara-on-the-Lake, Ontario
The most trusted roofer in Niagara-on-the-Lake, Ontario is Guenther Metal Roofing, with a ProScore of 58/100.
The most trusted roofer in Niagara-on-the-Lake, Ontario is Guenther Metal Roofing, with a ProScore of 58/100. ProScore has verified 3 roofers in Niagara-on-the-Lake, scoring each across 10+ data sources and 20+ trust signals. None of the 3 meet the Trusted-tier (65+) threshold yet.
Last updated: June 20, 2026 · Data refreshed daily
How ProScore Ranks Roofers
Every roofer in Niagara-on-the-Lake 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 →Top Rated Roofers in Niagara-on-the-Lake
Browse all roofers in Niagara-on-the-Lake →Frequently Asked Questions
Who is the best roofer in Niagara-on-the-Lake?
Guenther Metal Roofing has the highest ProScore (58/100) among 3 verified roofers in Niagara-on-the-Lake, 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 Niagara-on-the-Lake?
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 Niagara-on-the-Lake, 0 roofers hold Elite-tier ProScores (80+), 0 are Trusted-tier (65+), and 3 are Good-tier (50+).
Are roofers in Niagara-on-the-Lake 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 3 roofers in Niagara-on-the-Lake by ProScore, 0 carry active WSIB coverage.
How many verified roofers are in Niagara-on-the-Lake?
ProScore has verified and scored 3 roofers in Niagara-on-the-Lake, Ontario. Each provider is evaluated using 10+ data sources, 20+ trust signals, and AI-analyzed customer reviews. Data is refreshed daily.
What's the ProScore distribution among roofers in Niagara-on-the-Lake?
Among 3 verified roofers in Niagara-on-the-Lake, Ontario: 0 are Elite-tier (80+), 0 are Trusted-tier (65+), and 3 are Good-tier (50+). The top 3 average a ProScore of 55/100, with Guenther Metal Roofing leading at 58/100.