
Additions, garages and new builds — framed straight, finished on time
Licensed general contractor. One crew from footing to final walk-through, a written schedule you can hold us to.
Northline Builders
Northline is Andriy, Peter and a crew of nine. Since 2011 we have put up additions, detached garages and full custom homes across the north suburbs. We hold the permits, we swing the hammers, and the person who quoted your job is on site every week.

What we do
- Home additionper sq ft$180+
- New custom homeper sq ft$240+
- Detached garagetwo-car, finished$38,000+
- Framing & structuralper sq ft$16+
- Gut rehabper sq ft$120+
- Decks & porchestypical 12×16 ft$9,500+




What clients say
“They told us in the first visit that the city would not allow the second storey we wanted. Everyone else took the deposit first and found out later.”
Daniel R.“Nine months, and the handover date moved by four days. Four. I build software, I know what that is worth.”
Iryna K.“The garage looks like it was always there. They matched the brick from a yard two states away.”
Tom & Alice W.Send a request
We answer within the hour during opening hours.
- Mon–Fri 7:00–17:00
- Sat by appointment
- Sun closed