Blue Lion Building is a Toronto-based, architect-led design-build firm specializing in high-quality urban infill housing. Established in 2011, the company is known for its modern, thoughtful approach to residential development within dense city environments. With a strong design sensibility and a commitment to craftsmanship, Blue Lion delivers homes that balance aesthetic innovation with functional living. Each project part of the firm’s growing portfolio of numbered “BUILD” developments reflects a dedication to enhancing the fabric of Toronto’s urban landscape through smart, sustainable, and contextually sensitive housing solutions.