Construction Companies in Thunder Bay: The 3 Most Active by Permits

These are the 3 general contractors and builders named on the most building permits in Thunder Bay since January 2025. Each page shows what the company builds and where; the decision makers and contacts are in Builtie.
The same four steps, whether the buyer is a builder, a designer, an owner or a company you want to acquire.
| Company | Permits since Jan 2025 | Last 90 days |
|---|---|---|
| Di Gregorio Developments | 33 | 2 |
| Syncor Contracting Limited | 6 | 0 |
| C. Kelos Homes Ltd. | 6 | 0 |
The data is Thunder Bay's own building permits. Neighbouring cities issue their own permits and are not in this count.
Plans
Builtie's Starter plan is $79 per seat per month (CAD) for 20 projects; Growth is $99 for 50 projects and adds the LinkedIn and email outreach you run yourself. Opening a project spends one credit, and the decision makers, emails, phones and AI call script inside it are included. Your monthly credits reset at each renewal, and extra credit packs are valid for 30 days. The free trial runs 7 days with 10 projects. Custom, where Builtie's team runs the outreach for you, starts from CAD $1,500 a month on top of a Growth seat.
Frequently asked questions
Who are the most active builders in Thunder Bay?
Di Gregorio Developments (33 permits); Syncor Contracting Limited (6 permits); C. Kelos Homes Ltd. (6 permits).
What does Builtie cost?
Starter is $79 per seat per month for 20 projects; Growth is $99 for 50 projects and adds LinkedIn and email outreach. There is a 7-day free trial with 10 projects.
