Thinking about underpinning? What GTA homeowners should know before digging down

If you’re considering lowering your basement floor with underpinning, there’s a lot to keep in mind before you start digging. Many GTA homeowners are transforming their basements into full-height spaces, but this is no small project—it requires careful planning, permits, engineering expertise, and solid waterproofing. The process usually takes between 4 to 8 weeks. Open communication with your neighbors is also a wise step. Having helped clients navigate renovations both big and small, I know how important it is to go in well-informed and prepared—always with your best interests in mind.