Plumbers in Thorold
5 plumbers in Thorold with multi-platform trust scores.
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Who is the best plumber in Thorold, Ontario?
The most trusted plumber in Thorold, Ontario is Ideal Plumbing & Heating, with a ProScore of 59/100. ProScore has scored 5 plumbers in Thorold across 10+ data sources and 20+ trust signals. None of the 5 meet the Trusted-tier (70+) threshold yet.
Trust scores last computed between August 30, 2026 and September 19, 2026.
Which plumbers in Thorold score highest?
All 5 scored plumbers in Thorold, ranked by ProScore.
ProScore scores 5 plumbers in Thorold, and their average score is 52 out of 100. 1 is registered with WSIB. 5 have Google reviews on file — 136 reviews in total, and 2 carry a Better Business Bureau rating.
Ideal Plumbing & Heating ranks 1st of the 5 plumbers ProScore scores in Thorold, holding a ProScore of 59 out of 100 (Good tier). Its score draws on 41 Google reviews averaging 4.4 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
CH Plumbing & Heating - HVAC Niagara ranks 2nd of the 5 plumbers ProScore scores in Thorold, holding a ProScore of 52 out of 100 (Basic tier). Its score draws on 19 Google reviews averaging 4.9 out of 5.
Trinity Plumbing Niagara ranks 3rd of the 5 plumbers ProScore scores in Thorold, holding a ProScore of 52 out of 100 (Basic tier). Its score draws on 44 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A. Its ProScore has risen since the previous recompute.
Niagara Drain Master | Plumber | Plumbing | 24 hour ranks 4th of the 5 plumbers ProScore scores in Thorold, holding a ProScore of 50 out of 100 (Basic tier). Its score draws on 31 Google reviews averaging 4.9 out of 5.
OG Plumbing and Drain Cleaning / Emergency Plumbers ranks 5th of the 5 plumbers ProScore scores in Thorold, holding a ProScore of 45 out of 100 (Basic tier). Its score draws on 1 Google review averaging 5.0 out of 5.
How is a plumber's ProScore calculated?
Every plumber in Thorold 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 plumbers in Thorold?
What else should I check before hiring plumbers in Thorold?
Frequently Asked Questions
Who is the best plumber in Thorold?
Ideal Plumbing & Heating has the highest ProScore (59/100) among 5 plumbers in Thorold, Ontario. Rankings are based on ProScore, which evaluates ratings, government licensing, WSIB coverage, and AI-analyzed customer sentiment.
How do I find a trustworthy plumber in Thorold?
Look for plumbers with verified active WSIB coverage, and consistent ratings across multiple platforms. ProScore aggregates these signals into a single score from 0-100. In Thorold, 0 plumbers hold Elite-tier ProScores (81+), 0 are Trusted-tier (70+), and 1 is Good-tier (54+).
Are plumbers in Thorold licensed?
Plumbers in Ontario should hold valid business registration and active WSIB workers compensation coverage. ProScore verifies these credentials for every provider. Of the top 5 plumbers in Thorold by ProScore, 1 carry active WSIB coverage.
How many plumbers has ProScore scored in Thorold?
ProScore has scored 5 plumbers in Thorold, 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 plumbers in Thorold?
Among 5 plumbers in Thorold, Ontario: 0 are Elite-tier (81+), 0 are Trusted-tier (70+), and 1 is Good-tier (54+). The top 5 average a ProScore of 52/100, with Ideal Plumbing & Heating leading at 59/100.