Best General Contractors in Thunder Bay, Ontario
The most trusted general contractor in Thunder Bay, Ontario is DKI - TIL-KA, with a ProScore of 66/100.
The most trusted general contractor in Thunder Bay, Ontario is DKI - TIL-KA, with a ProScore of 66/100. ProScore has verified 38 general contractors in Thunder Bay, scoring each across 10+ data sources and 20+ trust signals. 1 of the 38 are Trusted-tier (65+) or higher.
Last updated: June 20, 2026 · Data refreshed daily
Of 38 general contractors in Thunder Bay: 0 rated Elite (80+), 1 rated Trusted (65+), and 15 rated Good (50+).
How ProScore Ranks General Contractors
Every general contractor in Thunder Bay 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 Thunder Bay
Browse all general contractors in Thunder Bay →Frequently Asked Questions
Who is the best general contractor in Thunder Bay?
DKI - TIL-KA has the highest ProScore (66/100) among 38 verified general contractors in Thunder Bay, 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 Thunder Bay?
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 Thunder Bay, 0 general contractors hold Elite-tier ProScores (80+), 1 is Trusted-tier (65+), and 15 are Good-tier (50+).
Are general contractors in Thunder Bay 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 Thunder Bay by ProScore, 0 hold verified HCRA credentials and 0 carry active WSIB coverage.
How many verified general contractors are in Thunder Bay?
ProScore has verified and scored 38 general contractors in Thunder Bay, 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 Thunder Bay?
Among 38 verified general contractors in Thunder Bay, Ontario: 0 are Elite-tier (80+), 1 is Trusted-tier (65+), and 15 are Good-tier (50+). The top 5 average a ProScore of 60/100, with DKI - TIL-KA leading at 66/100.