About
GJ MacRae Foundation Repair are pioneers in the basement waterproofing and foundation repair industry with over 40 years of experience and 10,000+ issued waterproofing warranties to date. We don't just issue a document but truly provide the most reliable and time-tested waterproofing warranty available today in the GTA. We offer a wide range of above and below grade concrete waterproofing and interior/exterior weeping tile and sump box solutions coupled with industry leading structural repair methodologies and a safe, robust and high quality approach to underpinning and foundation wall replacements. See what the GJ MacRae difference is all about!