Best Plumbers in Sault Ste. Marie, Ontario
The most trusted plumber in Sault Ste. Marie, Ontario is Goulais Plumbing LTD, with a ProScore of 69/100.
The most trusted plumber in Sault Ste. Marie, Ontario is Goulais Plumbing LTD, with a ProScore of 69/100. ProScore has verified 16 plumbers in Sault Ste. Marie, scoring each across 10+ data sources and 20+ trust signals. None of the 16 meet the Trusted-tier (70+) threshold yet.
Last updated: May 6, 2026 · Data refreshed daily
How ProScore Ranks Plumbers
Every plumber in Sault Ste. Marie 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 Plumbers in Sault Ste. Marie
Browse all plumbers in Sault Ste. Marie →Frequently Asked Questions
Who is the best plumber in Sault Ste. Marie?
Goulais Plumbing LTD has the highest ProScore (69/100) among 16 verified plumbers in Sault Ste. Marie, 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 Sault Ste. Marie?
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 Sault Ste. Marie, 0 plumbers hold Elite-tier ProScores (82+), 0 are Trusted-tier (70+), and 11 are Good-tier (55+).
Are plumbers in Sault Ste. Marie 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 Sault Ste. Marie by ProScore, 0 carry active WSIB coverage.
How many verified plumbers are in Sault Ste. Marie?
ProScore has verified and scored 16 plumbers in Sault Ste. Marie, 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 Sault Ste. Marie?
Among 16 verified plumbers in Sault Ste. Marie, Ontario: 0 are Elite-tier (82+), 0 are Trusted-tier (70+), and 11 are Good-tier (55+). The top 5 average a ProScore of 68/100, with Goulais Plumbing LTD leading at 69/100.