KCDL executes high-performance legal basement construction and second unit legalization throughout Etobicoke’s established residential corridors, mid-century properties, and waterfront communities. With an engineering-driven approach, we handle complex apartment retrofits and multi-generational suites focused on structural integrity, efficient project coordination, and refined craftsmanship. Whether you're upgrading a property in The Kingsway, converting a bungalow near Mimico, or legalizing a unit in Rexdale, our owner-led project management ensures absolute compliance with Toronto building permits, Ontario Building Code regulations, and long-lasting architectural finishes.