Best Plumbers in Toronto, Ontario
The most trusted plumber in Toronto, Ontario is Royal Plumbing Services Ltd., with a ProScore of 81/100.
The most trusted plumber in Toronto, Ontario is Royal Plumbing Services Ltd., with a ProScore of 81/100. ProScore has verified 138 plumbers in Toronto, scoring each across 10+ data sources and 20+ trust signals. 5 of the 138 are Trusted-tier (65+) or higher.
Last updated: June 21, 2026 · Data refreshed daily
Of 138 plumbers in Toronto: 5 rated Elite (80+), 59 rated Trusted (65+), and 44 rated Good (50+).
How ProScore Ranks Plumbers
Every plumber in Toronto 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 →Frequently Asked Questions
Who is the best plumber in Toronto?
Royal Plumbing Services Ltd. has the highest ProScore (81/100) among 138 verified plumbers in Toronto, 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 Toronto?
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 Toronto, 5 plumbers hold Elite-tier ProScores (80+), 59 are Trusted-tier (65+), and 44 are Good-tier (50+).
Are plumbers in Toronto 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 Toronto by ProScore, 5 carry active WSIB coverage.
How many verified plumbers are in Toronto?
ProScore has verified and scored 138 plumbers in Toronto, 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 plumbers in Toronto?
Among 138 verified plumbers in Toronto, Ontario: 5 are Elite-tier (80+), 59 are Trusted-tier (65+), and 44 are Good-tier (50+). The top 5 average a ProScore of 81/100, with Royal Plumbing Services Ltd. leading at 81/100.