Seal-Tite Quality Concrete is a basement waterproofing specialist operating in St. Catharines and the Niagara Region. Offering free inspections and estimates to homeowners and commercial property owners with leaky basements since 1989. Our trained professionals use the best quality materials to keep basements dry, and our happy customers are living proof of our commitment to quality and customer satisfaction. With over 30 years of experience, we have the expertise to complete any job from start to finish, from foundation repairs to waterproofing, and from cistern installation to water treatment systems. We pride ourselves on our professionalism, promptness, and excellent customer service.