Basement Underpinning
Enhance the stability and usability of your basement with our professional underpinning services.
Custom pricingFamily-owned, Fully licensed and insured.
We have insured and certified installers in Ajax
Swift response and quality comprehensive services across the region
Competitive prices and extensive warranties
Waterproofing PD is a waterproofing company offering full basement waterproofing services in Ajax, ON. Our team has the knowledge, experience, and top of the line equipment to tackle any wet and leaky basement project – from interior and exterior basement waterproofing, foundation crack repairs and basement underpinning, all the way to sump pump installation or repairs and egress window installation.
Waterproofing PD is your one-stop-shop for wet and leaky basements in Ajax.
We offer Free In-Home inspections, complete with a full estimate of services.
By investing in high-quality, satisfaction-guaranteed waterproofing services in Ajax, you can rest assured that your home will be protected against the damaging effects of water infiltration.
Get a Free InspectionOur comprehensive basement waterproofing Ajax services provide an effective shield against moisture, basement leaks, and foundation issues.
Enhance the stability and usability of your basement with our professional underpinning services.
Custom pricing
Ensure your basement meets building codes with properly installed egress windows for emergency exits.
Custom Pricing
Ensure your home’s foundation remains protected from external water sources with our reliable exterior waterproofing services.
Starting at $100 per ln/ft
Protect your basement from internal water damage with our expert interior waterproofing solutions.
Starting at $64 per ln/ft
Keep your basement dry and protected from flooding with our high-quality sump pump repair and maintenance services, ensuring your system functions effectively.
Starting from $349
Get a detailed wet basement inspection report and waterproofing estimate for real estate transactions, home inspections, or insurance purposes.
Starting from $179If you’re dealing with a leaky basement in Ajax, you know it’s no fun. Our team moves fast, so you don’t have to lose sleep over wet floors or water stains. First things first, we’ll inspect your basement walls and foundation walls to pinpoint where the water is sneaking in. It could be a crack, poor drainage, or even old window wells. We use the best basement waterproofing methods, tailored to your home’s needs.
Once we find the problem, our basement waterproofing contractor crew gets to work. We handle everything from drain repair services to patching up cracked foundation walls. We’ll walk you through the cost of basement waterproofing per linear foot, so there are no surprises. Most jobs wrap up in just a couple of days, getting your living space back to normal. You can trust our company in Toronto to get the job done right—no corners cut. We’re all about proper waterproofing for dry basements that last.
A dry basement isn’t just about comfort—it’s about your home’s health and value. In Ajax, damp basements can lead to mould, musty smells, and even damage to your upper floors. That’s why working with a trusted basement waterproofing company is so important. You don’t want water creeping up from the basement foundation to the rest of your house.
Here’s why waterproofing is a must-do:
With our basement waterproofing contractor experience, we know what works for Ajax homes. We offer a lifetime warranty on our waterproofing work, so you can relax knowing your investment is protected. Let us show you why we’re the best basement waterproofing team around.
Not all waterproofing companies are created equal. Our exterior waterproofing methods are a cut above. We focus on fixing problems right at the source—outside your foundation walls—so water never stands a chance.
We use industry-leading materials and techniques for every basement waterproofing project. From digging down to the footings for proper drainage, to installing the latest waterproof membranes, we do it all. Our team takes pride in being a waterproofing company in Toronto that brings its expertise to Ajax. You’ll see the difference in our attention to detail.
When you call us for your basement foundation repair or exterior waterproofing job, you’ll get:
We even highlight our featured Toronto waterproofing projects so you can see what we’ve accomplished for other homeowners just like you.
If you spot a crack in your basement walls, don’t turn a blind eye. Cracked foundation walls are a major reason for leaking basements in Ajax. Foundation repair is one of those things that only gets more expensive the longer you wait. Small cracks can lead to big trouble—think water damage, mould, and even issues with your upper floors.
Let’s break it down in a simple table:
| Issue | Risk If Ignored | Our Solution |
|---|---|---|
| Small foundation cracks | Water leaks, mould growth | Professional crack injection |
| Large, spreading cracks | Structural damage, flooding | Full foundation repair |
| Damp basements | Air quality, lost space | Waterproofing toronto experts |
A basement waterproofing contractor can help you figure out the right fix—sometimes it’s a quick repair, sometimes it’s a bigger foundation repair project. We always use the best materials for proper waterproofing. Trust our basement waterproofing company to protect your basement foundation and your peace of mind.
Wet basements are all too common around here. We’ve seen it all, from minor seepage to full-blown basement flooding. That’s why we offer a full range of waterproofing solutions for every situation. We’re the go-to waterproofing company in Toronto serving Ajax, with years of experience under our belts.
Some of our wet basement solutions include:
Our basement waterproofing projects are always tailored to your home’s specific needs. No cookie-cutter fixes here. When you call on us, you’re getting a trusted basement waterproofing company that stands behind every job with a lifetime warranty.
Let’s face it—without a sump pump, your basement is vulnerable. Heavy rain or melting snow? It doesn’t matter. Water finds its way in. That’s why sump pump installation is one of our most requested services in Ajax.
A sump pump acts like your basement’s best friend. It channels water away from your foundation, keeping your basement floor dry and your living space protected. Our basement waterproofing company installs only reliable, high-quality pumps and backs every installation with a lifetime warranty.
Some key benefits:
We’ve completed some of the latest waterproofing projects with sump pump installs that have saved homeowners thousands in repairs. Ready to waterproof a basement and sleep better at night? Let our waterproofing industry experts handle it!
There’s no one-size-fits-all answer when it comes to basement waterproofing costs. The final price depends on the issue, the method used, and your home’s square footage. Some jobs are quick, others need more time and materials. Most exterior waterproofing projects are priced per linear foot.
If your basement foundation needs big repairs, the price climbs. But investing in proper waterproofing now saves a bundle in future repairs. We’ve tackled everything from cracked foundation walls to full basement foundation repair and always offer clear, upfront estimates—no upselling, no surprises. You’ll get honest pricing from a trusted basement waterproofing company, plus a lifetime warranty on the work.
Here’s a rough price guide:
| Service | Price Range (approx.) |
|---|---|
| Crack Repair | $500 – $1,500 |
| Exterior Waterproofing | $100 – $300 per linear foot |
| Interior Waterproofing | $70 – $120 per linear foot |
| Sump Pump Installation | $1,500 – $3,000 |
Note: Prices can vary. For an exact quote, please contact us to assess your specific project needs.
Winter in Ajax is no joke. Snow builds up, melts, refreezes—and that’s when water starts sneaking into your basement. At Waterproofing PD, we prepare your home before the worst hits. Our crew focuses on the root causes of leaking basements: frozen weeping tiles, blocked drains, and cracks from hydrostatic pressure. We know the region, the weather, and what your basement foundation needs to survive the season.
When the temperatures drop, poorly insulated foundation walls are at risk. So are older concrete floors and low-slope grading. We take all of that into account when we start a waterproofing job.
Waterproofing Toronto homes for over a decade has taught us one thing: prevention beats emergency repairs. We’ll waterproof a basement, seal off any cracked foundation walls, and make sure your sump pump is ready to handle the runoff.
Waterproofing PD is a trusted basement waterproofing company in Ajax and beyond. If you want peace of mind this winter, we’re ready when you are.
You wouldn’t believe how many flooding issues start with broken or clogged weeping tiles. These pipes run along your home’s footing and carry water away from your foundation walls. When they stop working, water pools up—and that’s bad news for your basement walls and floors.
Our drain repair services focus on fixing or replacing old, ineffective systems. In Ajax, with our wild winters and wet springs, your home needs proper drainage to survive. That’s where we step in.
We’re not just patching leaks—we’re rebuilding waterproofing from the ground up. And when we repair or install weeping tiles, we make sure they’re built to last. This is what separates the best basement waterproofing companies from the rest.
Our team works fast, clean, and efficiently. We know how to waterproof a basement with minimal disruption to your daily life. Whether it’s a fresh install or a fix for a flooded space, we’ll get it sorted.
Nobody wants a temporary fix. When you call on us for a basement waterproofing project, you’re investing in protection that lasts.
Most of our waterproofing solutions—especially exterior waterproofing methods—are designed to last for decades. And with our lifetime warranty, we’re on the hook if anything goes sideways. That’s the kind of accountability you should expect from any basement waterproofing contractor.
Our clients in Ajax often ask, “Will this still work 10 years from now?” If we’re doing the waterproofing job, the answer is yes. Proper waterproofing, done once and done right, means less stress and no surprise leaks in the future.
Basement foundation repair, concrete floor sealing, sump pump installation—it’s all part of a complete approach. We bring experience from dozens of featured Toronto waterproofing projects and apply it to every home. You deserve a dry basement that stays dry. We track our latest waterproofing projects completed to make sure our systems are performing—and they are.
Waterproofing PD has been serving Ajax for over a decade! Our professional and certified staff are prepared to provide you with quality, long-term solutions to your wet and leaky basement problems.
With Waterproofing PD, you can expect a personalized approach during the planning and implementation of basement waterproofing services. We believe this approach is what has set us apart from other companies.
At Waterproofing PD, we stand behind our work and our workers, ensuring that you are receiving reliable and high-quality waterproofing services for your Ajax home.
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Personalized approach and 100% customer satisfaction guaranteed.
All of our specialists are experienced, licensed and skilled to tackle any job, big or small.
We use only top quality waterproofing materials and tools to achieve the most effective results.
Get lifetime transferable warranty on basement waterproofing that you can depend on.
We provide an efficient response to your needs with a free estimate within 24 hours.
We pride ourselves on providing affordable solutions and being price competitive.
Waterproofing PD offers several warranty options for basement waterproofing services in Ajax. With the Supreme Waterproofing Package, we offer lifetime of transferable warranty. Let Waterproofing PD give you the peace of mind that your wet & leaky basement issues will be eradicated with a warranty-backed, satisfaction-guaranteed approach.
By choosing to work with Waterproofing PD, you can be sure that you are getting the best waterproofing solutions in Ajax.
Your safety, first and foremost, and satisfaction is our top priority
Learn MoreBasement waterproofing is one of the most important stages in the construction process of any structure and is necessary for buildings in all climatic regions with varying levels of groundwater. If proper basement waterproofing is not done, moisture will inevitably seep in and begin to deteriorate the foundation (which is essential to the structural integrity of your building).
The simple goal of waterproofing is to keep rain and groundwater away from the foundation. This is done by creating an impermeable hydrophobic barrier that will shield the foundation from the water. Water is prevented from accumulating below ground level through the addition of a drainage system, such as installing a sump pump and weeping tile. If ground water is left to collect, it will create hydrostatic pressure that can push water to burst through the barrier and into your home. There are many health and safety risks associated with a compromised foundation, which is why waterproofing is so important.
The skilled work of our basement waterproofing Ajax specialists serves to increase the reliability, durability, and safety of your home. Basement waterproofing allows homeowners to avoid potentially expensive and harmful damage to their homes, such as water leaks or development of fungi, mold, mildew. In worst cases, the lack of proper basement waterproofing can cause serious structural damage. At Waterproofing PD, we put into action the most effective basement waterproofing methods in Ajax to ensure that your home is protected from water damage.
A wet basement may be the result of several different issues. The most common are:
Basement waterproofing helps protect and extend the lifespan of the materials used throughout your home—from the foundation’s thermal insulation right up to your basement floors. When you waterproof, you’re making those materials stronger, safer, and able to last much longer, since they’re shielded from water seepage and its damaging effects.
A good waterproofing system helps keep warmth at the lower levels of your home, maintaining consistent heat transfer and lowering humidity. This means you’ll spend less on heating and cooling, and enjoy a more comfortable living environment year-round.
Proper basement waterproofing makes a big difference to your quality of life. Living above a wet basement can quickly affect your health, causing mold, mildew, and fungus to develop and spread from the foundation right into your home. These can lead to allergies, respiratory issues, and other health problems for both people and pets.
By waterproofing your basement, you’re giving your home powerful protection against external water damage. An efficient waterproofing and drainage system also prevents hydrostatic pressure from building up, which can otherwise wreak havoc on your basement floors, walls, and foundation. This extra layer of defence helps you avoid the unexpected costs that come with basement flooding.
When you invest in basement waterproofing, you’re saving yourself from major costs in the future. You can relax knowing that an unexpected flood won’t suddenly damage your property or leave you with a hefty repair bill. Protecting your home ahead of time is always the smarter—and more affordable—move.
A dry, finished basement adds real value to your home. You’ll be able to use and renovate this space more easily, and if you ever decide to sell, buyers will see waterproofing as a major bonus. Waterproofing your basement is a proven way to boost your home’s market price.
Ajax is a charming and growing town in Southern Ontario, nestled along the scenic shores of Lake Ontario. Founded in 1941 and named after the Royal Navy cruiser HMS Ajax, the town has deep roots in Canadian wartime history and has since developed into a vibrant and diverse community. It blends suburban living with beautiful waterfront access, all while offering quick connections to nearby urban centres like Pickering, Whitby, and Toronto.
Because of its lakeside location, Ajax experiences frequent and heavy precipitation—with annual rainfall averaging around 420 mm. That’s no small amount. The town’s proximity to Lake Ontario means water levels fluctuate significantly during storms and seasonal transitions, often triggering flood warnings and groundwater accumulation in low-lying areas. Combine that with spring thaw and poor grading in some neighbourhoods, and the risk of basement flooding becomes very real.
For homeowners in Ajax, basement waterproofing isn’t just a suggestion—it’s a necessity. Whether you’ve noticed a damp smell, visible water stains, or full-on leaks in your basement, these are signs your home needs protection. Left untreated, water intrusion can lead to foundation cracks, mold growth, poor indoor air quality, and expensive repairs down the road.
Take action before the damage spreads. Waterproofing PD offers reliable, long-lasting basement waterproofing services in Ajax, including interior and exterior waterproofing, foundation crack repairs, weeping tile installation, and sump pump systems. Reach out to our team for a free, no-pressure inspection and quote. We’ll help you keep your home safe, dry, and protected—rain or shine.