Toronto's #1 Basement Waterproofing & Foundation Repair Experts
Professional basement waterproofing in Toronto & the GTA since 1999. Under 60-minute emergency response, 25-year transferable warranty, and up to $3,400 in government rebates.
4.9/5
Based on 487 reviews
BBB A+ Rating
Better Business Bureau
25-Year Warranty
Transferable & insured
Up to $3,400 Rebate
Government programs
< 60 Min Response
24/7 emergency service
Our Services
Basement Waterproofing & Foundation Repair Services in Toronto
From emergency basement waterproofing to full foundation restoration — we handle every aspect of below-grade protection for Toronto & GTA homes.
Exterior Waterproofing
Complete exterior foundation protection with membrane, drainage, and backfill.
Interior Waterproofing
Interior drainage systems, weeping tile, and moisture control solutions.
Foundation Repair
Fix cracks, bowing walls, and structural issues with engineered solutions.
Sump Pump Systems
Professional sump pump installation with battery backup and alarm.
Underpinning
Foundation lowering and structural reinforcement for basement conversions.
Concrete Works
Slabs, walls, driveways, patios, and decorative stamped concrete.
Reviews
What Our Clients Say
487+ verified 5-star reviews across Google, HomeStars, and BBB.
4.9/5
Google Rating
487+
5-Star Reviews
25+
Years in Business
A+
BBB Rating
"DrySpace waterproofed our 80-year-old home. The crew was professional, on-time, and the results exceeded expectations. No more flooding after heavy rains."
Sarah M.
Toronto
"Emergency response was incredible — they arrived within an hour when our basement flooded. Excellent work on the sump pump and drainage system."
David K.
Mississauga
"We got multiple quotes and DrySpace offered the best value. They helped us apply for the $3,400 rebate too. Highly recommend their exterior waterproofing service."
Jennifer L.
Brampton
How It Works
Our Process
Free Inspection
Our certified experts assess your property and identify all moisture issues.
Detailed Quote
Receive a transparent, itemized quote with all options and rebate eligibility.
Expert Installation
Our licensed crew completes the work on schedule with minimal disruption.
25-Year Warranty
Your home is protected with our industry-leading transferable warranty.
Service Areas
Basement Waterproofing Across Toronto & the GTA
24/7 emergency basement waterproofing covering Toronto, Mississauga, Brampton, Vaughan, and the entire Greater Toronto Area.
Spring Flood Alert 2026
Spring thaw brings the highest flooding risk of the year. Learn how to protect your basement before melting snow overwhelms your drainage.
Read Prevention GuideSave Up to $3,400
Toronto offers substantial rebates for basement waterproofing and flood protection. We handle all the paperwork for maximum savings.
Explore Rebate ProgramsEmergency Flooding?
24/7 emergency response with 30-minute average arrival time. Professional water extraction, pumping, and damage control.
Emergency ServicesReady to Protect Your Home?
Book a free, no-obligation inspection. Our certified experts will assess your property and provide a detailed quote — including all available rebates.