Plumbers in St Thomas
13 plumbers in St Thomas with multi-platform trust scores.
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Who is the best plumber in St Thomas, Ontario?
The most trusted plumber in St Thomas, Ontario is Total Plumbing Solutions, with a ProScore of 77/100. ProScore has scored 13 plumbers in St Thomas across 10+ data sources and 20+ trust signals. 7 of the 13 are Trusted-tier (70+) or higher.
Trust scores last computed between August 30, 2026 and September 19, 2026.
Which plumbers in St Thomas score highest?
All 13 scored plumbers in St Thomas, ranked by ProScore.
ProScore scores 13 plumbers in St Thomas, and their average score is 68 out of 100. 7 of them reach the Trusted threshold of 70 or higher. 4 are registered with WSIB and 6 hold a TSSA licence. 13 have Google reviews on file — 1,845 reviews in total, and 6 carry a Better Business Bureau rating.
Total Plumbing Solutions ranks 1st of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 77 out of 100 (Trusted tier). Its score draws on 79 Google reviews averaging 4.9 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB. Its ProScore has risen since the previous recompute.
Elgin County Plumbing ranks 2nd of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 75 out of 100 (Trusted tier). Its score draws on 302 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show it is licensed by the TSSA.
Ambrose Plumbing & Heating ranks 3rd of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 74 out of 100 (Trusted tier). Its score draws on 128 Google reviews averaging 4.6 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB.
Trade Tech Mechanical Services Inc. ranks 4th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 74 out of 100 (Trusted tier). Its score draws on 28 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB and licensed by the TSSA.
Abode Home Comfort ranks 5th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 72 out of 100 (Trusted tier). Its score draws on 507 Google reviews averaging 5.0 out of 5 and a Better Business Bureau rating of A+. Public records show it is licensed by the TSSA.
Jumbo Plumbing ranks 6th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 72 out of 100 (Trusted tier). Its score draws on 328 Google reviews averaging 4.9 out of 5 and a Better Business Bureau rating of A+. Public records show it is licensed by the TSSA.
DrainCam Plumbing ranks 7th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 70 out of 100 (Trusted tier). Its score draws on 331 Google reviews averaging 4.9 out of 5.
Hurn Plumbing and Heating ranks 8th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 67 out of 100 (Good tier). Its score draws on 23 Google reviews averaging 4.9 out of 5. Public records show it is licensed by the TSSA.
National Plumbing Solutions ranks 9th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 67 out of 100 (Good tier). Its score draws on 19 Google reviews averaging 4.9 out of 5. Its ProScore has risen since the previous recompute.
Superior Plumbing & Heating of St. Thomas ranks 10th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 66 out of 100 (Good tier). Its score draws on 75 Google reviews averaging 4.5 out of 5.
Crawford Plumbing Heating & Air Conditioning ranks 11th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 62 out of 100 (Good tier). Its score draws on 18 Google reviews averaging 4.8 out of 5. Public records show it is licensed by the TSSA.
Sean O’Connor Plumbing Inc ranks 12th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 60 out of 100 (Good tier). Its score draws on 6 Google reviews averaging 4.3 out of 5. Public records show it is registered with WSIB. Its ProScore has risen since the previous recompute.
Allpro Plumbing and Drainage ranks 13th of the 13 plumbers ProScore scores in St Thomas, holding a ProScore of 45 out of 100 (Basic tier). Its score draws on 1 Google review averaging 5.0 out of 5.
Of 13 plumbers in St Thomas: 0 rated Elite (81+), 7 rated Trusted (70+), and 5 rated Good (54+).
How is a plumber's ProScore calculated?
Every plumber in St Thomas 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 St Thomas?
Browse all plumbers in St Thomas →What else should I check before hiring plumbers in St Thomas?
Frequently Asked Questions
Who is the best plumber in St Thomas?
Total Plumbing Solutions has the highest ProScore (77/100) among 13 plumbers in St Thomas, 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 St Thomas?
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 St Thomas, 0 plumbers hold Elite-tier ProScores (81+), 7 are Trusted-tier (70+), and 5 are Good-tier (54+).
Are plumbers in St Thomas 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 13 plumbers in St Thomas by ProScore, 4 carry active WSIB coverage.
How many plumbers has ProScore scored in St Thomas?
ProScore has scored 13 plumbers in St Thomas, 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 St Thomas?
Among 13 plumbers in St Thomas, Ontario: 0 are Elite-tier (81+), 7 are Trusted-tier (70+), and 5 are Good-tier (54+). The top 13 average a ProScore of 68/100, with Total Plumbing Solutions leading at 77/100.