Best General Contractors in St Thomas, Ontario
The most trusted general contractor in St Thomas, Ontario is Jay Okkerse Contracting, with a ProScore of 62/100.
The most trusted general contractor in St Thomas, Ontario is Jay Okkerse Contracting, with a ProScore of 62/100. ProScore has verified 12 general contractors in St Thomas, scoring each across 10+ data sources and 20+ trust signals. None of the 12 meet the Trusted-tier (70+) threshold yet.
Last updated: May 6, 2026 · Data refreshed daily
How ProScore Ranks General Contractors
Every general contractor in St Thomas is evaluated across four pillars: Reputation (ratings across multiple platforms), Verification (government licensing including HCRA 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 General Contractors in St Thomas
Browse all general contractors in St Thomas →Frequently Asked Questions
Who is the best general contractor in St Thomas?
Jay Okkerse Contracting has the highest ProScore (62/100) among 12 verified general contractors in St Thomas, Ontario. Rankings are based on ProScore, which evaluates ratings, government licensing (HCRA), WSIB coverage, and AI-analyzed customer sentiment.
How do I find a trustworthy general contractor in St Thomas?
Look for general contractors with verified HCRA licensing, active WSIB coverage, and consistent ratings across multiple platforms. ProScore aggregates these signals into a single score from 0-100. In St Thomas, 0 general contractors hold Elite-tier ProScores (82+), 0 are Trusted-tier (70+), and 3 are Good-tier (55+).
Are general contractors in St Thomas licensed?
General Contractors in Ontario are required to hold HCRA licensing. ProScore verifies this against official HCRA records for every provider in our database. Of the top 5 general contractors in St Thomas by ProScore, 0 hold verified HCRA credentials and 2 carry active WSIB coverage.
How many verified general contractors are in St Thomas?
ProScore has verified and scored 12 general contractors in St Thomas, 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 general contractors in St Thomas?
Among 12 verified general contractors in St Thomas, Ontario: 0 are Elite-tier (82+), 0 are Trusted-tier (70+), and 3 are Good-tier (55+). The top 5 average a ProScore of 55/100, with Jay Okkerse Contracting leading at 62/100.