Worried about a wet basement or foundation cracks?
Foundation Waterproofing
We help homeowners like you prevent water damage, protect their investment, and enjoy peace of mind with professional, proven foundation waterproofing solutions.
Our 5-Step Waterproofing System
Water infiltration isn’t random, and neither is the solution.
Here’s how we make sure your home stays dry for the long term:
– Full inspection and diagnosis of your foundation
– Careful excavation around the home’s perimeter
– Surface cleaning and crack sealing
– Application of a high-grade waterproofing membrane
– Drainage system installation or upgrade (French drain if needed)
– Backfilling and restoring your property
Every project is handled by our trained specialists, using durable materials designed for Canadian climates. There is a clear, proven path to fixing your water problems for good.
Why choose us
⭐️⭐️⭐️⭐️⭐️
“They found the root of our problem, explained everything clearly, and completed the job on time and on budget. Highly recommend 911 Fondation!”
— Sarah L., Gatineau
– Trained, certified experts
– Fair, transparent pricing (no surprises)
– Local service across Ontario
– Work backed by warranty
– Safe, compliant, professional
Your home deserves a trusted partner, not just another contractor.
Common Problems We Fix
from foundation cracks sealed with epoxy or exterior clay, to hydrostatic pressure managed with a drain tile and sump pump system, and grading issues resolved with subsoil membranes that block water before it gets in.
Foundation cracks
sealed with high-pressure epoxy injection (interior) or exterior clay-based sealing.
Water at the cove joint
install a drain tile system with a sump pump to release the pressure and keep your basement dry.
Water over the top
Install a drain tile system with a sump pump to release the pressure and keep your basement dry.
Every project starts with the right diagnosis.
Start With a Free Foundation Consultation
911 Fondation offers free consultations and estimates by trained foundation experts — for both residential and commercial buildings.