Building ADUs, ARUs & secondary suites, faster.
Suite Builders is a trusted design, renovation and project management company in Southern Ontario specializing in accessory dwelling units (ADUs), additional residential units (ARUs), and secondary suites. We handle every stage—from permit drawings and design to turnkey construction—so you can enjoy a seamless, stress-free build.
Our team builds legal basement apartments, garage conversion apartments, duplexes, triplexes, multi-plexes, garden suites, tiny homes, backyard homes, laneway suites, home additions, and farm worker housing that comply with Ontario Building Code and municipal zoning requirements.
Whether you’re planning an in-law suite for family, a rental income property, or an affordable housing solution, Suite Builders helps homeowners and investors build smarter, faster, and with confidence, making your project simple, legal, and cost-effective.

Proudly serving homeowners, developers and real estate investors across Southern Ontario, including: Hamilton, Niagara Falls, St. Catharines, Welland, Oakville, Burlington, Kitchener, Waterloo, Cambridge, Guelph, Wellington County, Brantford, Brant County, Woodstock, Oxford County, Norfolk County, Haldimand County, London, Middlesex, St. Thomas, Elgin County and surrounding areas.
OUR TEAM
A COLLABORATION OF BUILDING EXPERTISE & EXPERIENCE
Suite Builders is a collective of experienced construction professionals who came together to help Ontario families and real estate investors create more affordable housing options in a more streamlined, start-to-finish process. By combining skills and working together from concept to completion, we eliminate unnecessary and costly delays and get projects completed, faster. Meet the Suite Builders leadership team: Daryl Borden and Gary Harp.







