How It Works
Select a Model or Customize – Choose from pre-designed floor plans or tailor to fit your lot.
​
Permitting Support – Our team assists with drawings and compliance documentation.
​
Factory Fabrication – Built in Canada under controlled conditions to ensure quality.
​
Flat-Pack Shipping – Delivered under USMCA with no cross-border duties.
​
On-Site Assembly – Rapid installation on a foundation or piers.
​
Move In & Enjoy – Ready for occupancy or rental income.
Our ADU Solutions Include:
-
Studio, 1-bedroom, and 2-bedroom layouts
-
Modern finishes and customizable options
-
Energy-efficient SIP construction
-
Fully compliant with local codes and permitting
-
Quick site assembly—often within weeks
Ideal Uses for ADUs
-
In-law suites
-
Guest houses
-
Home offices or studios
-
Short-term vacation rentals
-
Long-term tenant housing
-
Multigenerational living
Why Choose Core Custom Builds?
-
Over a decade of modular building expertise
-
Transparent pricing and predictable timelines
-
High-performance materials for superior energy savings
-
Dedicated support from design to move-in
Why Build an ADU?
Earn Passive Income – Use your ADU as a rental to generate monthly cash flow.
Support Family Needs – Give aging parents, adult children, or guests their own independent space.
Increase Property Value – Add flexible square footage and enhance resale potential.
Embrace Smart Living – Downsize without compromise or create a home office away from your main house.
