General Contractors in Thunder Bay
32 general contractors in Thunder Bay with multi-platform trust scores.
Loading general contractors...
Who is the best general contractor in Thunder Bay, Ontario?
The most trusted general contractor in Thunder Bay, Ontario is DKI - TIL-KA, with a ProScore of 74/100. ProScore has scored 32 general contractors in Thunder Bay across 10+ data sources and 20+ trust signals. 2 of the 32 are Trusted-tier (70+) or higher.
Trust scores last computed between September 2, 2026 and September 19, 2026.
Which general contractors in Thunder Bay score highest?
Top 30 of 32 scored general contractors in Thunder Bay, ranked by ProScore.
ProScore scores 32 general contractors in Thunder Bay, and their average score is 53 out of 100. 2 of them reach the Trusted threshold of 70 or higher. 3 are registered with WSIB and 2 are registered with HCRA. 32 have Google reviews on file — 378 reviews in total, and 7 carry a Better Business Bureau rating.
DKI - TIL-KA ranks 1st of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 74 out of 100 (Trusted tier). Its score draws on 46 Google reviews averaging 4.7 out of 5. Public records show it is registered with HCRA.
SRL Contracting Corp. ranks 2nd of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 70 out of 100 (Trusted tier). Its score draws on 33 Google reviews averaging 4.9 out of 5.
Groundhogs™ ranks 3rd of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 68 out of 100 (Good tier). Its score draws on 114 Google reviews averaging 4.9 out of 5.
cwrcontracting ranks 4th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 64 out of 100 (Good tier). Its score draws on 5 Google reviews averaging 5.0 out of 5.
Makela Construction Inc. ranks 5th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 64 out of 100 (Good tier). Its score draws on 7 Google reviews averaging 5.0 out of 5.
Kozak Construction TBay ranks 6th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 63 out of 100 (Good tier). Its score draws on 3 Google reviews averaging 5.0 out of 5.
M Builds ranks 7th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 63 out of 100 (Good tier). Its score draws on 1 Google review averaging 5.0 out of 5.
Nordex Contracting INC. ranks 8th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 63 out of 100 (Good tier). Its score draws on 9 Google reviews averaging 5.0 out of 5. Its ProScore has risen since the previous recompute.
Dollar Contracting Ltd. ranks 9th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 62 out of 100 (Good tier). Its score draws on 10 Google reviews averaging 5.0 out of 5.
RML Contracting Ltd ranks 10th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 61 out of 100 (Good tier). Its score draws on 2 Google reviews averaging 5.0 out of 5.
J. Gignac Custom Construction ranks 11th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 60 out of 100 (Good tier). Its score draws on 4 Google reviews averaging 5.0 out of 5.
LTL Contracting ranks 12th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 60 out of 100 (Good tier). Its score draws on 12 Google reviews averaging 4.2 out of 5.
R&C Renovations ranks 13th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 58 out of 100 (Good tier). Its score draws on 2 Google reviews averaging 5.0 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.
Thunder Bay Renovations ranks 14th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 58 out of 100 (Good tier). Its score draws on 11 Google reviews averaging 5.0 out of 5.
Contracting Kings Inc ranks 15th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 56 out of 100 (Good tier). Its score draws on 10 Google reviews averaging 4.0 out of 5 and a Better Business Bureau rating of A+.
JRX2 CONTRACTING INC ranks 16th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 53 out of 100 (Basic tier). Its score draws on 2 Google reviews averaging 5.0 out of 5.
PDR Contracting ranks 17th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 53 out of 100 (Basic tier). Its score draws on 3 Google reviews averaging 3.7 out of 5. Its ProScore has risen since the previous recompute.
NST Contracting ranks 18th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 52 out of 100 (Basic tier). Its score draws on 9 Google reviews averaging 4.1 out of 5 and a Better Business Bureau rating of A+.
Bnl Contracting Ltd ranks 19th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 49 out of 100 (Basic tier). Its score draws on 1 Google review averaging 5.0 out of 5. Public records show it is registered with WSIB and registered with HCRA.
Prime Terra Group ranks 20th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 47 out of 100 (Basic tier). Its score draws on 1 Google review averaging 5.0 out of 5. Its ProScore has risen since the previous recompute.
Whitehall Contractors Inc ranks 21st of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 46 out of 100 (Basic tier). Its score draws on 2 Google reviews averaging 5.0 out of 5. Its ProScore has risen since the previous recompute.
Bruno's Contracting (Thunder Bay) Ltd ranks 22nd of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 45 out of 100 (Basic tier). Its score draws on 36 Google reviews averaging 4.4 out of 5. Its ProScore has fallen since the previous recompute.
Pothole ranks 23rd of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 44 out of 100 (Basic tier). Its score draws on 1 Google review averaging 5.0 out of 5.
Thunder Bay Multi Trades ranks 24th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 44 out of 100 (Basic tier). Its score draws on 12 Google reviews averaging 3.6 out of 5. Public records show it is registered with WSIB.
GRIDLINK ranks 25th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 43 out of 100 (Basic tier). Its score draws on 11 Google reviews averaging 4.3 out of 5 and a Better Business Bureau rating of A+.
Finnway General Contractor Inc ranks 26th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 42 out of 100 (Basic tier). Its score draws on 10 Google reviews averaging 3.1 out of 5 and a Better Business Bureau rating of C-.
Sacchetti Construction Ltd ranks 27th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 41 out of 100 (Basic tier). Its score draws on 2 Google reviews averaging 3.5 out of 5.
B J Halow & Son Constructors Ltd ranks 28th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 40 out of 100 (Basic tier). Its score draws on 7 Google reviews averaging 4.4 out of 5.
Tom Jones Corporation ranks 29th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 40 out of 100 (Basic tier). Its score draws on 4 Google reviews averaging 3.5 out of 5 and a Better Business Bureau rating of A+.
Coratina Construction Ltd ranks 30th of the 32 general contractors ProScore scores in Thunder Bay, holding a ProScore of 39 out of 100 (Basic tier). Its score draws on 3 Google reviews averaging 2.3 out of 5.
Of 32 general contractors in Thunder Bay: 0 rated Elite (81+), 2 rated Trusted (70+), and 13 rated Good (54+).
How is a general contractor's ProScore calculated?
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 →Who are the top 3 general contractors in Thunder Bay?
Browse all general contractors in Thunder Bay →What else should I check before hiring general contractors in Thunder Bay?
Frequently Asked Questions
Who is the best general contractor in Thunder Bay?
DKI - TIL-KA has the highest ProScore (74/100) among 32 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 (81+), 2 are Trusted-tier (70+), and 13 are Good-tier (54+).
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 30 general contractors in Thunder Bay by ProScore, 0 hold verified HCRA credentials and 3 carry active WSIB coverage.
How many general contractors has ProScore scored in Thunder Bay?
ProScore has scored 32 general contractors in Thunder Bay, Ontario. Each provider is evaluated using 10+ data sources, 20+ trust signals, and AI-analyzed customer reviews. Trust scores last computed between September 2, 2026 and September 19, 2026.
What's the ProScore distribution among general contractors in Thunder Bay?
Among 32 general contractors in Thunder Bay, Ontario: 0 are Elite-tier (81+), 2 are Trusted-tier (70+), and 13 are Good-tier (54+). The top 30 average a ProScore of 54/100, with DKI - TIL-KA leading at 74/100.