Waterproof Basement provides basement waterproofing services to homes and commercial spaces in St. Catharines. With 15+ years’ experience, and a 25-year transferable warranty, trust us to waterproof your St. Catharines basement.

Experts in Basement Waterproofing in St. Catharines

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We had a persistent problem with our basement flooding every time it rained. After calling Waterproof Basement, they quickly assessed the situation and provided a detailed plan. Team was punctual, professional, and thorough. The work was completed on time, and we’ve had no issues since. Highly recommend their services.
John D.
Living in an older home in Richmond Hill, we constantly worried about basement leaks. Waterproof Basement came to the rescue. They explained the causes of our issues and implemented an effective waterproofing system. Our basement has been dry ever since
Sarah M
From start to finish, Waterproof Basement exceeded our expectations. Their team handled everything professionally and efficiently. We appreciated their transparency and the way they kept us informed through the process. The final result was a perfectly dry basement, even during heavy rains.
Michael T

Our Basement Waterproofing Services in St. Catharines

Leaks in your basement? Sagging floors on the ground level? If you’re looking for basement waterproofing in St. Catharines, Waterproof Basement can help. From interior and exterior waterproofing to weeping tile and sump pump installations, rely on our dedicated in-house team of specialists for basement waterpr/oofing done right.

Interior Waterproofing St. Catharines

Interior waterproofing cost in St. Catharines typically starts at $80–$180 per linear foot.

Prevent water from leaking into your residential or commercial basement through the walls. Our St. Catharines’ interior waterproofing includes crack repair and wall sealing, paired with dehumidification and sump pump services to remove moisture.

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Exterior Waterproofing St. Catharines

Exterior waterproofing cost in St. Catharines generally ranges from $100–$350+ per linear foot.

Our team excavates your property’s foundation walls and applies an exterior basement waterproofing membrane or coating, as well as a drainage system. It’s a practical, long-term solution to your leaking basement in St. Catharines.

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Basement Leak Repair St. Catharines

Basement leak repair cost in St. Catharines usually ranges from $80–$180+ for interior repairs and from $100–$350+ for exterior repairs.

Repair the leak in your St. Catharines’ basement with our interior or exterior leak repair services. With no subcontractors, our trusted team can seal your walls from the inside or dig down and install a waterproof membrane from the outside.

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Weeping Tile Installation St. Catharines

Weeping tile installation cost in St. Catharines typically starts at $30+ per linear foot.

Channel water away from your St. Catharines’ home by having us install weeping tiles. We install both exterior and interior weeping tiles for commercial and residential buildings, with expert knowledge for planning, designing, and installing your custom system.

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Sump Pump Installation St. Catharines

Sump pump installation cost in St. Catharines generally starts at $700–$4,500+ per unit.

Waterproof Basement’s St. Catharines team installs your new sump pump by digging a sump pit beneath your foundation. We then place the sump pump in the pit and connect it to your plumbing and electrical systems.

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Foundation Repair St. Catharines

Foundation repair cost in St. Catharines typically starts at $600+ for minor interior crack repairs and from $1,800+ for exterior repairs.

Protect your property from worsening structural damage with our foundation repair services in St. Catharines. We assess cracks, settlement, and wall movement, then carry out the appropriate crack sealing, reinforcement, or drainage correction.

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How Much Does Basement Waterproofing Cost in St. Catharines?

The cost of waterproofing your St. Catharines basement depends on its size, the scope of the problem, and the solutions we need to implement. Interior basement waterproofing cost typically ranges from $80 to $180 per linear foot, while exterior basement waterproofing cost generally ranges from $100 to $350+ per linear foot of your basement walls. Waterproof Basement offers free estimates, so get in touch for a more accurate price point.

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Why Choose Waterproof Basement to Repair Your Wet Basement in St. Catharines?

As a fully licensed and insured basement waterproofing contractor in St. Catharines, Waterproof Basement helps design custom solutions for your home or business property. Here’s why you can trust us to repair your basement.

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Waterproof Basement doesn’t use subcontractors. We only use our in-house team members for greater control over the quality and care of our work.

We’re confident in all our work that we provide a 25-year labour warranty on all our basement waterproofing services in St. Catharines.

If you ever have an emergency basement leak in St. Catharines, our 24/7 callout team is available day or night to help.

We work with you to develop tailored basement waterproofing solutions based on your needs, budget, lifestyle, and future plans.

We use high-pressure power jet cleaning and advanced polyurea coatings that outperform traditional basement waterproofing methods.

Waterproof Basement always puts you first. We implement high-quality solutions designed to last as long as possible.

Signs of Wet Basements in St. Catharines

Save your home or office from costly water-related problems by looking out for signs of a wet basement. If you notice any of the following, call Waterproof Basement for a no-commitment on-site inspection.

  • Musty odour
  • High humidity
  • Condensation
  • Damp walls
  • Salt deposits
  • Water stains
  • Peeling paint
  • Mould growth
  • Standing water
  • Foundation cracks
  • Wood rot
  • Rust stains
  • Insect activity

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Tired of a Leaky & Wet Basement?

The main reasons for basement leaks are improper drainage & faulty weeping tile, foundation cracks, and hydrostatic pressure from water-saturated soil. Addressing these issues promptly can save you thousands in repair costs.

Don’t wait for the damage to worsen. Contact us today!

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Schedule FREE ON-SITE Estimate

A leaking basement can be stressful. Let us make things as smooth as possible. Reach out today for a free on-site estimate from one of our trusted team members.