Welcome to Ontario Basement – Your Trusted Partner in Basement Renovations and Waterproofing Across Ontario.

At Ontario Basement, we specialize in transforming underused basements into beautiful, functional living spaces while protecting homes from costly water damage. Whether you’re planning a legal basement apartment, a cozy family room, or need expert waterproofing solutions, our team brings craftsmanship, compliance, and peace of mind to every project. Proudly serving homeowners across Ontario with local expertise and proven results.