Plumbers in Trenton
5 plumbers in Trenton with multi-platform trust scores.
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Who is the best plumber in Trenton, Ontario?
The most trusted plumber in Trenton, Ontario is A1 Plumbing, Pumps & Water Treatment, with a ProScore of 80/100. ProScore has scored 5 plumbers in Trenton across 10+ data sources and 20+ trust signals. 2 of the 5 are Trusted-tier (70+) or higher.
Trust scores last computed between August 30, 2026 and September 19, 2026.
Which plumbers in Trenton score highest?
All 5 scored plumbers in Trenton, ranked by ProScore.
ProScore scores 5 plumbers in Trenton, and their average score is 61 out of 100. 2 of them reach the Trusted threshold of 70 or higher. 2 are registered with WSIB and 1 holds a TSSA licence. 5 have Google reviews on file — 4,296 reviews in total, and 3 carry a Better Business Bureau rating.
A1 Plumbing, Pumps & Water Treatment ranks 1st of the 5 plumbers ProScore scores in Trenton, holding a ProScore of 80 out of 100 (Trusted tier). Its score draws on 2,988 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
Home Aire Care Heating and Cooling - TRENTON ranks 2nd of the 5 plumbers ProScore scores in Trenton, holding a ProScore of 71 out of 100 (Trusted tier). Its score draws on 1,227 Google reviews averaging 4.9 out of 5.
Specialized Plumbing Ltd. ranks 3rd of the 5 plumbers ProScore scores in Trenton, holding a ProScore of 63 out of 100 (Good tier). Its score draws on 67 Google reviews averaging 4.8 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
Smit S Plumbing & Heating Ltd ranks 4th of the 5 plumbers ProScore scores in Trenton, holding a ProScore of 45 out of 100 (Basic tier). Its score draws on 1 Google review averaging 3.0 out of 5 and a Better Business Bureau rating of A+.
Stevenson Pumps & Plumbing Ltd ranks 5th of the 5 plumbers ProScore scores in Trenton, holding a ProScore of 44 out of 100 (Basic tier). Its score draws on 13 Google reviews averaging 3.8 out of 5. Public records show it is licensed by the TSSA.
Of 5 plumbers in Trenton: 0 rated Elite (81+), 2 rated Trusted (70+), and 1 rated Good (54+).
How is a plumber's ProScore calculated?
Every plumber in Trenton 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 →What else should I check before hiring plumbers in Trenton?
Frequently Asked Questions
Who is the best plumber in Trenton?
A1 Plumbing, Pumps & Water Treatment has the highest ProScore (80/100) among 5 plumbers in Trenton, 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 Trenton?
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 Trenton, 0 plumbers hold Elite-tier ProScores (81+), 2 are Trusted-tier (70+), and 1 is Good-tier (54+).
Are plumbers in Trenton 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 Trenton by ProScore, 2 carry active WSIB coverage.
How many plumbers has ProScore scored in Trenton?
ProScore has scored 5 plumbers in Trenton, 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 Trenton?
Among 5 plumbers in Trenton, Ontario: 0 are Elite-tier (81+), 2 are Trusted-tier (70+), and 1 is Good-tier (54+). The top 5 average a ProScore of 61/100, with A1 Plumbing, Pumps & Water Treatment leading at 80/100.