

Expert design-build solutions for legal secondary suites and multi-unit home conversions in Brampton.




Proud to serve communities throughout Brampton, ON
We strictly adhere to the Ontario Building Code and Brampton's specific fire safety bylaws for secondary suites. Every conversion includes professional fire-rating, interconnected alarm systems, and legal egress points to ensure total occupant safety. This meticulous approach guarantees your property will pass municipal inspections and remain a safe, legal dwelling for years.
Our team handles the entire Brampton Building and Business Portal submission process on your behalf. We coordinate the professional permit drawings, structural engineering reports, and HVAC designs required for successful multi-unit applications. By managing these technical hurdles, we significantly reduce the time spent in the city's approval queue.
We don’t just build units; we design high-quality living spaces that feel like independent homes. Our design team optimizes square footage in tight basements or attic conversions, incorporating features like sound-dampening insulation and separate climate controls. The result is a premium multiplex that attracts high-quality residents and maximizes your property’s utility.
We begin by verifying your property's eligibility against Brampton's By-law 270-2004 and Bill 23 regulations. This involves checking lot dimensions, parking requirements, and existing infrastructure to ensure the conversion is viable. This step prevents the common pitfall of investing in designs for a unit the city will not allow.
Our team creates the full architectural and technical drawing package required for the Brampton Building and Business Portal. We include detailed mechanical designs for separate HVAC and plumbing, as well as structural plans for new entrances. Accurate drawings at this stage are crucial for securing fast permit approval and avoiding municipal delays.
Construction is executed by our licensed trades under constant site supervision. We focus on critical multiplex elements like fire-rated drywall assemblies and sound dampening between floors. We maintain a clean, organized site and manage all necessary inspections with the City of Brampton and the ESA throughout the build.
Once construction is complete, we coordinate the final municipal and fire inspections required for legal unit status. We deliver all finalized permits and the city’s registration documentation to you. This step ensures your property is fully compliant, insured, and ready for occupancy, providing you with long-term peace of mind.
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Learn MoreBuilt By Pros converted our detached home in Springdale into a legal duplex last year. The project involved a complete basement excavation for a separate entrance and a full kitchen installation using premium Aya cabinetry. Suzanne managed the permit process perfectly, and Ricardo's crew finished the 800 sq ft suite in just 14 weeks. We were incredibly impressed by their knowledge of Brampton's specific registration requirements.
I hired the team for a complex triplex conversion in the Heart Lake area. They had to upgrade our main water line and install a massive fire-rated separation between the three units. Despite the technical challenges and a cold winter start, they kept the site clean and communicated every week. The glass railing they installed in the common hallway is a beautiful modern touch that really elevated the property.
Navigating Bill 23 was confusing until I spoke with Built By Pros. They helped us add a third unit to our property in Mount Pleasant Village, handling everything from the CAD drawings to the final electrical ESA inspections. The project stayed within the $180,000 budget we agreed upon, and they even handled a tricky zoning issue with the city regarding our driveway width. Highly recommend for any serious multi-unit work.

Ricardo Lora

Suzanne Morgan

Petra Tobias

Stronger Together

Bastian Zuniga

Marco Lopez
Contact us for unmatched expertise in home renovations. With experience since 2008, we deliver top-quality materials and superior workmanship—trusted by clients and built on referrals.