Looking for a rental conversion contractor in Toronto? 416 Construction provides complete design-build services for legal basement apartments, duplexes, triplexes and multi-unit conversions. Our team handles feasibility reviews, architectural drawings, permits, engineering and construction under one coordinated process.

Thinking about building a custom home in Toronto? Learn the biggest mistakes homeowners make, how Design-Build saves time and money, and why 416 Construction delivers exceptional luxury homes across the GTA.

Discover why homeowners in Mississauga trust 416 Construction for high-quality home additions. Explore our Port Credit case study, learn about our full-service design-build process, and find answers to common questions about costs, permits, timelines, and increasing your home’s value through a professionally designed addition.