Wet basement? We fix it permanently. Interior and exterior waterproofing, crack injection and sump pump systems. Free inspection.
What We Do
Residential, commercial and industrial — we connect you with trusted local specialists across Guelph and area.
Below-floor drainage systems that capture and redirect water.
Excavation and membrane application at the foundation wall.
Perimeter drainage to intercept water before it enters.
Polyurethane or epoxy injection to permanently seal foundation cracks.
Primary and battery-backup sump pumps for full-time protection.
Prevent window well flooding with proper drainage systems.
Pair your waterproofing with mold treatment for a healthy basement.
Why Choose Us
We only connect you with licensed, insured and background-checked professionals.
We assess your basement at no charge and provide a written quote.
Waterproofing work backed by a written transferable warranty.
Specialists who have waterproofed hundreds of Guelph basements.
We know Guelph's clay soils, high water tables and foundation types.
Get Started
Fill out the form and a local specialist will contact you within a few hours during business hours.
Where We Work
We connect homeowners and businesses across Wellington County with trusted local contractors.
Reviews
Real experiences from real Guelph-area homeowners and businesses.
"Called in the morning and had someone at my house by afternoon. Great work, fair price. Highly recommend Guelph Basement Waterproofing."— Sarah M., Guelph
"Very professional crew. They explained everything before starting and cleaned up perfectly when done. Would use again."— Dave K., Kitchener
"Used them for a commercial job and they delivered on time and on budget. Will be our go-to going forward."— Mike T., Cambridge
Common Questions
Everything you need to know before requesting a quote.
Interior waterproofing in Guelph ranges from $5,000–$15,000 for a typical home depending on linear footage and systems installed. Exterior waterproofing is $10,000–$30,000. We provide free written quotes.
Interior systems are less disruptive and cost less. Exterior systems address the source of the problem at the foundation wall. We recommend the right solution based on your specific situation.
Properly installed interior drainage systems last 20–30+ years. We provide written warranties on all work.
Guelph sits on clay-heavy soils that hold water against foundation walls. Combined with aging foundations and high water tables in parts of the city, wet basements are very common.
Get a free, no-obligation quote from a trusted guelph basement waterproofing professional in your area.
Request a Free Quote →