How To Prevent Your Basement from Water Damage in Toronto

Basement Waterproofing For Your Leaky Basement? We Can Help!

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Is your basement flooding with water? Do you have water leakage problems in your basement foundation?
Are you looking for basement waterproofing Toronto? Do you want to get quality basement finishing and renovation affordably? If you experience any of these situations, we will help you solve all your queries.

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You noticed the problem — now let’s solve it together. A damp basement doesn’t have to be your new normal, and getting answers shouldn’t feel overwhelming. Fill in a few quick details below and we’ll take it from there. Our team will assess your situation, explain exactly what’s going on, and give you a clear, honest quote — so you can make the right decision for your home and your family, with zero guesswork.

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Is Your Basement Ready for This Spring?

The worst time to discover a leaky basement is spring. As temperatures rise across Toronto, weeks of accumulated snow begin to melt rapidly, saturating the soil around your foundation and building hydrostatic pressure against your walls. At the same time, April showers add even more water to already overwhelmed drainage systems — and if your basement has any vulnerability at all, spring will find it. What was a hairline crack in January becomes an active leak in April, and by the time you notice the damage, mold, moisture, and structural wear have often already set in.

Is It Time to Consider Basement Waterproofing in Toronto?

If you’ve noticed any dampness, discoloration, or musty odors in your basement this season, the answer is almost certainly yes. Spring is the single busiest and most revealing time of year for basement waterproofing in Toronto — the combination of snowmelt, rain, and saturated soil puts every weakness in your foundation under maximum stress. A professional assessment costs nothing and tells you exactly where you stand.

Why Is My Leaky Basement Getting Worse in Spring?

Leaky basement doesn’t get worse in spring by coincidence — it gets worse because spring creates the most intense water pressure your foundation faces all year. Frozen ground thaws unevenly, directing large volumes of water toward your foundation faster than drainage systems can handle. Existing cracks that were stable through winter begin to flex and widen under that pressure, turning slow seepage into active leaks almost overnight.

Can Spring Water Damage Affect My Safety?

Water damage is one of the most serious — and most underestimated — threats a Toronto homeowner can face. What begins as a damp corner or a small foundation crack can silently compromise your home’s structural integrity over a single spring season, weakening load-bearing walls, rotting wood framing, and creating the humid conditions where mold spreads rapidly behind finished walls. A professional inspection now protects not just your basement, but your family’s health, your home’s safety, and the investment you’ve worked hard to build

How Do I Know If I Need a Wet Basement Repair?

The signs are usually right in front of you — white chalky deposits on your walls, paint that’s bubbling or peeling, damp patches that appear after rainfall, or a persistent musty smell that no amount of ventilation seems to fix. Any one of these points to moisture getting into your basement in a way that won’t resolve on its own. Wet basement repair is most effective when done proactively — before water has had the chance to damage insulation, flooring, and framing.

Is My Sump Pump Ready to Handle Toronto's Spring Rainfall?

Your sump pump is your basement’s last line of defense during heavy spring rainfall — and it’s also a piece of equipment that sat largely idle through the winter. A pump that hasn’t been tested or serviced since last year may fail silently right when you need it most, turning a single heavy rainstorm into a flooded basement within hours. Before spring peaks, check that your sump pump powers on, that the float switch moves freely, and that the discharge line is clear of debris and ice.

How Much Does Foundation Waterproofing Cost in Toronto This Spring?

Foundation waterproofing cost in Toronto depends on the method, the size of your home, and how early you act. Interior waterproofing solutions typically start around $69 per linear foot, while exterior foundation waterproofing — which involves excavation and membrane application — ranges from $100 to $290 per linear foot. For most Toronto homes, a complete system falls somewhere between $5,000 and $15,000.

Warning signs of water damage

Damp, dark spots

Your ceiling can have traces of discoloration. The discoloration can occur in the interior and exterior walls of your basement.

Humidity

Moisture and humidity are other major concerns after water damage in your basement. You will feel the mist presence in the surrounding area with an awful smell. This shows the faulty airflow level and water damage sign in your basement.

Moldy smell

Water damage in your basement can cause fungi infestation in the area. Molds and mildews can commonly occur if the surface is damp and has no sunlight source. These molds can be a very terrible sight with a foul smell. If ignored, they can increase at a quick rate.

Water accumulation

If there is water damage in your basement foundation, you will often notice leakage from pipelines. This can cause the water to gather in your basement and add to the moisture and humidity, which can promote mold growth.

Wall cracks

If there are any minor or major wall cracks in the basement foundation, you must immediately get to the roots of it. The obvious reason for these cracks can be the water damage in the basement, which needs to be addressed as quickly as possible.

You can find white powder form substances on the wall surface. Many at times, you will find these white substances near the floor and the cracks the floor and walls have. This indicates the damage in your interior walls and your basement area.

How We Prevent Your Basement From Water Damage After Heavy Rain

Your basement needs more care just as the ground that surrounds it. This is one of the main reasons that it easily gets soaked with rainwater.

Some of the most common effects of heavy rain on your house include water leakage, wall cracks, foundation cracks, mould growth, moisture, dampness, and withering of the furnishings and floor in the basement area.

Many of these issues often emerge due to the water pressure during heavy downpours.

How Heavy Rain Affects Your Home

Heavy, persistent rain can saturate the soil and thus, can create hydrostatic pressure in it. This pressure is responsible for the moisture and water seepage into your basement through walls and floors.
Soil surrounds your basement foundation, as it is below the ground level. The looser the soil content is, the more it can absorb the rainwater. The soaked soil expands and thus creates lateral pressure, which deforms the basement foundation. This also results in leaky basement problems.
During heavy rain, your window well can get filled with water. This can also cause water leakage problems in your basement. Your drain can also get clogged with rainwater and can lead to water seeping from the walls in your basement.

Cost Of Water Damage Prevention

In Toronto, the average cost of water damage prevention is from $96 per linear foot. However, the total cost can vary based on the size of the area, the extent of damage, and the complexity of the project. On average, the total cost of exterior waterproofing may range between $2,000 and $27,000. It is important to understand that while the cost of exterior waterproofing is higher than interior waterproofing, it provides long-term protection against water damage.

The size of your basement space

You must consider the size of your basement, as this variable is highly important to estimate the total cost of basement waterproofing in Toronto. The larger the area, the more material will be required to get the repairs done.

The square footage of the area will be a prominent factor for the basement waterproofing technicians in Toronto to provide you with an overview of pricing and other expenses.

Reason for water leakage in your basement

Water may be present in your basement may be due to various reasons. One of the most common reasons for the presence of water in your basement is cracks in the foundation.

The great thing is that you can easily repair the cracks on the walls and floors easily without requiring much effort or equipment. It is obvious why repairing these minor damages in your basement costs less.

Another common reason for the presence of moisture and water in your basement is interior water leaks.

Selecting the waterproofing method and materials used in the process

The basement waterproofing method is a major factor that decides the total cost of your wet basement waterproofing Toronto.

Apart from the waterproofing method, the materials used can also affect the overall cost.

You must ensure that you are using good quality material for longevity.

Most Effective Materials For Water Damage Prevention In Your Basement:

Bakor 700-01 for foundation coating

Our team uses Bakor 700-01 for basement foundation coating to give a waterproof emulsion. This application comprises of vacuum-reduced asphalt diffused in a mineral colloid emulsifier. The odorless, non-toxic coating on this product results from the lack of volatile compounds.

This makes this product environmentally friendly with heavy brush consistency. Because of it’s heavy brushing consistency, we use this product on both damp and dry construction surfaces.

Aqua-Bloc 770-06 18.9 liters Elastomeric Waterproof membrane

The Aqua-Bloc is very effective in replacing conventional hot-mop felt ply and pre-formed sheeting systems. Being an elastomeric waterproofing product, we only apply once.

It can help cure through solvent evaporation and provide a heavy-duty rubber-like membrane. The product can be used on concrete, parking decks, masonry foundation walls, reflective pools, and planters. It can easily retain flexibility over any temperature range.

Aqua-Bloc 720-38 (Emulsion based for ICF)

We specially designed our product for below-grade waterproofing of foundation walls and other structures. This seamless low modulus elastomeric membrane provides perfect adhesion at concrete, wood, metal, polystyrene, stone, preserved wood, and other construction surfaces.

It can easily green and damp concrete areas in one coating or multiple coatings with reinforcing fabric. Our team uses this product to bridge the cracks in your basement foundation. This below-grade foundation product contains no solvent content.

DMX AG Foundation Wrap

It uses a specially formulated polyethylene for high environmental stress crack resistance to acids and alkalines present in the soil. We prepared this product from 70 percent recycled resin and is perfect for ICF, concrete, wood, and specialty foundations.

These membranes are formulated to help control the moisture responsible for affecting concrete foundations.

The wrap creates an air gap between the basement wall and damp soil, which allows concrete block wall and poured concrete breathability. The gap provides a smooth drainage path for water.

Ways to stop water seeping through concrete walls

You can follow the basic steps mentioned below to protect your property investment in Toronto and keep your basement dry.

During rain, your drains may experience clogging and start overflowing. You can remove leaves and litter from the gutters with the help of leaf guards and downspout extenders. This will help to keep the soil around your building from getting saturated.
You can invest in installing a window well cover that will help keep the window well free from leaves and other wastes. This will eventually reduce the clogging and water seepage in the basement.
It would be best if you always made efforts to improve the grading around your house area. It is important to keep the soil away from your house so that the water does not enter the basement foundation.

9 Times HomeStars Best Basement Waterproofing Company In Toronto Winner

Aquatech Basement Waterproofing company in Toronto is 9 times Homestars best award winner that will provide you with expert waterproofing services. We provide the most affordable basement waterproofing cost with guaranteed results.

Our high-quality specialist plumbers are just a call away to fix all your basement problems. We are pros in analyzing the problem, finding the root cause, and fixing it with instant, reliable solutions.

Aquatech Basement Waterproofing In Toronto

Aquatech Basement Waterproofing Toronto

5.0

Based on 717 reviews

review us on

O Ruc

4 months ago

I used Aquatech to install a sump pump and do some interior basement water proofing one year ago. When I needed another pump installed, I have called Aquatech again. Crew of two - foreman and another worker arrived promptly, within a week, in time as promised. All work was done promptly and with high degree of quality. Crew was friendly and very diligent. Sump pump performes beautifully and everything was clean and tidy.

O Ruc

4 months ago

Donald Wilson

4 months ago

Aquatech did a great job and we are completely satisfied.

Donald Wilson

4 months ago

Aquatech did a great job and we are completely satisfied.

Kirk Taylor

4 months ago

I had some increasing leaks in my basement this last rainy season. I got a very reasonable quote from Aquatech as there were about 17ft of area that needed to be addressed. Bob and Vlad arrived bright an early and got to work, they protected all areas of my backyard (gazebo and bbq etc) and got to work. Everything was cleaned up and put back and gravel laid back with my steps and stones leveled back. All repairs completed, and I'm very impressed and would gladly recommend them for your waterproofing needs. Thanks guys !!

Kirk Taylor

4 months ago

J W

4 months ago

Eugene's team did an awesome job. They were here on time and cleaned up after themselves after each day. They heard my concerns and delivered. Thanks.

J W

4 months ago

Eugene's team did an awesome job. They were here on time and cleaned up after themselves after each day. They heard my concerns and delivered. Thanks.

Jane Fernandes

4 months ago

Jane Fernandes

4 months ago

Polina Zander

7 months ago

We had a great experience with Aquatech Waterproofing. They scheduled a free estimate the very next day after my call, which I really appreciated. The team completed the work professionally and efficiently, and everything was cleaned up perfectly afterward. They left the space spotless.

Thank you to the whole team for your help and great work. Highly recommend!

Polina Zander

7 months ago

Igor Fedyshyn

7 months ago

I had an excellent experience with Aquatech Waterproofing. From the first consultation to the final inspection, their team was professional, knowledgeable, and extremely efficient. They clearly explained the entire process, answered all my questions, and delivered exactly what they promised.

The crew arrived on time, worked hard, kept everything clean, and completed the job with great attention to detail. You can tell they truly care about quality and customer satisfaction. After the work was done, everything looked neat and solid — and most importantly, the issue was fully resolved.

If you’re looking for a reliable and trustworthy waterproofing company, I highly recommend Aquatech Waterproofing. Five stars all the way!

Igor Fedyshyn

7 months ago

Edward Ciobanu

9 months ago

Excellent execution just as promised. Alex and Alex finished our project very quickly and neatly. We couldn't even tell that they were there. All aspects of the contract were observed, professional and prompt communication and customer service. Price was not the cheapest nor the highest, but considering the importance of this operation, we didn't want to choose just a random person. Overall, we were very satisfied and highly recommend Aquatech.

Edward Ciobanu

9 months ago

Joneil Fel

11 months ago

I had my basement repaired by Aquatech, and I’m very happy with the experience. Richard, my main contact, was excellent at communicating throughout the entire process. He took the time to answer all my questions and was very patient with me. The team did a great job with the repair work and completed everything on time. I highly recommend Aquatech for their professionalism and quality service.

Joneil Fel

11 months ago

Marilyn Higgins

11 months ago

We had a great experience with Aquatech Waterproofing. Shawn McGirr was prompt, courteous and helpful in setting up the job. Ivan and Petrov did a fabulous job with quality materials and left our house in perfect condition. Many thanks for a job well done from start to finish.

Marilyn Higgins

11 months ago

Pauline T

11 months ago

Very happy with their work, very professional. Recommended.

Pauline T

11 months ago

Very happy with their work, very professional. Recommended.

Doris Kubecz

11 months ago

I highly recommend AquaTech Waterproofing!! They do excellent work! It was a pleasure dealing with the company, right from obtaining the quote from Shawn, to the team doing the work. Shawn listened to all of my concerns about water leakage, offered solutions, & quoted a very fair price to resolve the problem. The men doing the repairs (Eugene and Michael) were very polite to deal with, hardworking, & left everything looking good & very tidy, as mentioned on the company website.

AquaTech was referred to me by my sister. She had need of their services 2 years ago & had experienced the same quality workmanship & customer service I received.

The repairs Aquatech made will give me peace of mind that I won't be experiencing flooding in my basement any longer!

Response from the owner

11 months ago

Thank you for sharing such an enthusiastic review and for recommending our services! We're delighted to learn that your experience with AquaTech Waterproofing was overwhelmingly positive. From Shawn's careful attention during the quoting phase to Eugene and Michael's meticulous approach on the repair job, it's gratifying to hear that our team's dedication has successfully provided you peace of mind about your basement. We appreciate both your feedback and your sister's referral, as they inspire us to continue upholding the high standards of excellence in workmanship and customer service that we aim for every day. Should you require any assistance in the future, please feel free to reach out. Thank you once again for entrusting us with your waterproofing needs! Best Regards, AquaTech Waterproofing Toronto

Doris Kubecz

11 months ago

Response from the owner

11 months ago

Maryjo Mills

12 months ago

I could not be happier with your work. Vlad , Ihor and Slava are - simply amazing. Great job.

Response from the owner

11 months ago

Thank you so much for your kind words! We're thrilled to hear that Vlad, Ihor, and Slava made such a positive impact on your experience. We'll be sure to pass along your compliments to them. We look forward to serving you again in the future! Best Regards, AquaTech Waterproofing Toronto

Maryjo Mills

12 months ago

I could not be happier with your work. Vlad , Ihor and Slava are - simply amazing. Great job.

Response from the owner

11 months ago

Laurie Gonet

12 months ago

We called upon Aquatech to finish waterproofing our home after construction of a small addition. We previously had them waterproof the rest of the home prior to construction. They again have been super professional and efficient and have finished without causing any collateral damage to our property. It's as if they weren't even here. It's nice to see that some companies still function this way. Thank-you to Nico and his team.

Response from the owner

11 months ago

Thank you for your wonderful feedback! We're so pleased to hear that Nico and his team met your expectations, leaving your property in great shape. Your trust means the world to us, and we're always here to help with any future needs. Is there anything else we can assist you with or improve on? We're eager to ensure every experience is as positive as this one! Best Regards, AquaTech Waterproofing Toronto

Laurie Gonet

12 months ago

Response from the owner

11 months ago

Humera Rehman

12 months ago

I recently had Aquatech Waterproofing come by to assess a flooding issue in my basement, and I was truly impressed by their honesty and professionalism.

Shawn, the technician who came to my home, could have easily given me an expensive quote to re-dig and reinstall the drain and window well. Instead, he gave me an honest and straightforward diagnosis — explaining that the real issue was grading around my home. He told me that with proper water management and redirecting the downspouts, the flooding problem would resolve itself.

That level of integrity and expertise is rare and admirable. Because of this experience, I would trust Aquatech completely for any waterproofing work in the future. If you’re looking for a company that values honesty, customer trust, and real solutions over just making a sale, Aquatech is the one.

Response from the owner

11 months ago

We truly appreciate you taking the time to share your positive experience with Aquatech Waterproofing! It’s wonderful to hear that Shawn was able to deliver honest and professional service, focusing on addressing the root cause of your flooding issue without suggesting unnecessary work. Building trust with our customers by providing genuine and effective solutions is at the heart of what we do, and we're delighted that this was evident in your interaction with us. Your trust means a lot to us, and we're grateful for the opportunity to assist you with any future waterproofing needs. Should you require our services again, we look forward to serving you with the same level of dedication and expertise. Best Regards, AquaTech Waterproofing Toronto

Humera Rehman

12 months ago

Response from the owner

11 months ago

M K

12 months ago

One of those increasingly rare companies that do exactly what they say they're going to do. We have an older downtown homes that's been having increasingly frequent and destructive flooding problems. Like any older home, when you pull the walls away, other challenges pop up, but Aquatech helped to find solutions to the issues, and got the job done in an efficient manner for what we believe to be a very reasonable price. I wouldn't hesitate to recommend their services to anyone.

Response from the owner

11 months ago

Thank you for your kind words and for sharing your experience! We're delighted to know we met your needs effectively. Our team is dedicated to ensuring everything goes smoothly, even when unexpected challenges pop up. Your recommendation is truly appreciated, and we're always here to help. If you ever need anything or have questions in the future, please feel free to reach out anytime. How is everything going with the solutions we provided? Best Regards, AquaTech Waterproofing Toronto

M K

12 months ago

Response from the owner

11 months ago

Manon Verreault

12 months ago

Oleg and his team were amazing from beginning to end. From prep work to cleaning the site. Communication was extremely easy. Our foundation looks so much better now. We would definitely use them again if need be.

Response from the owner

11 months ago

We sincerely appreciate your generous feedback. It is gratifying to learn that Oleg and his team delivered exceptional service, resulting in your satisfaction with the outcomes. Our aim is to maintain seamless communication and deliver superior quality work for all our clients. Should you require our services in the future, we would be pleased to assist you once more. Best Regards, AquaTech Waterproofing Ottawa

Manon Verreault

12 months ago

Response from the owner

11 months ago

Maureen Murphy

12 months ago

I give Aquatech 5+ stars. From the very first contact, to sealing the deal(no pun intended) their customer service and quality of work exceeded what I had anticipated. Below is a before and after. Better way better. Now I have peace of mind of a dry basement with a lifetime guarantee. Value, service and satisfaction. 💯

Response from the owner

11 months ago

Thank you so much for your glowing review! We're thrilled to hear that our team exceeded your expectations and provided you with exceptional service and quality work. Knowing that you have peace of mind with a dry basement and a lifetime guarantee is exactly what we strive for. Your satisfaction is our top priority, and we're delighted to have delivered on that promise. If you ever need anything in the future, please don't hesitate to reach out. Thank you for choosing Aquatech! 💯 Best Regards, AquaTech Waterproofing

Maureen Murphy

12 months ago

Response from the owner

11 months ago

Joe Colangelo

12 months ago

Response from the owner

11 months ago

Hi Joe, thank you for your wonderful review! We're thrilled to hear that you had such a great experience with Aquatech Basement Waterproofing Toronto. Your feedback means a lot to us, and we look forward to serving you again in the future. Best Regards, AquaTech Waterproofing

Joe Colangelo

12 months ago

Response from the owner

11 months ago

Carla Scott

1 year ago

I had such a positive experience with Aquatech when I needed two cracks in my foundation repaired. From the point of requesting a quote - in which I had someone contact me immediately - to having Terry come by and give me an estimate and ending today when the job was completed. The workers were very respectful and clean. You would never have known that they had been there as everything was left so neat and tidy! Very happy with a great job well done at a great price! I highly recommend you reach out to Terry if you need work done. Thank you Aquatech!

Carla Scott

1 year ago

Isabelle Tuomi

1 year ago

We live in an older house and our basement started to leak every time it rained. We were worried about mold build up on the drywall and how it would impact the foundation, so we reached out to a few companies for quotes. Aquatech was friendly, had great reviews, and gave us the best price! They were professional, worked quickly, and were able to complete the entire sump pump installation and waterproof our entire basement in 1 day. I would highly recommend this company to anyone looking to waterproof their basement!

Isabelle Tuomi

1 year ago

Gerardo Fernandez

1 year ago

We are very happy with the job ,very clean, friendly, warranty for life and the best price. I recommend the company

Gerardo Fernandez

1 year ago

We are very happy with the job ,very clean, friendly, warranty for life and the best price. I recommend the company

John Bowers

1 year ago

These guys were amazing. Andrew provided me with an estimate, which I thought was very reasonable. I had a stress-free experience with Aquatech.

John Bowers

1 year ago

These guys were amazing. Andrew provided me with an estimate, which I thought was very reasonable. I had a stress-free experience with Aquatech.

Andrea McTaggart

1 year ago

Shawn and his team were amazing. Very approachable, efficient, fair and honest. Very skilled at diagnosing the issue and repairing it. Would highly recommend to anyone looking for waterproofing services.

Andrea McTaggart

1 year ago

Malou R

1 year ago

Very knowledgeable people doing our exterior and interior cracked wall in the basement. Eric did the agreements and his team Vasyl and Tom finished the job in 4 hours. Lifetime warranty for the project and transferable to all subsequent owners at no charge. You can rely on this team… the price is fair

Malou R

1 year ago

Magdi Gobran

1 year ago

Excellent and reliable service. Very professional.

Response from the owner

1 year ago

Thank you so much for your kind words! We're thrilled to hear that you found our service excellent and reliable. Our team strives to maintain a high level of professionalism, and your feedback is greatly appreciated. We look forward to serving you again in the future! Best Regards, AquaTech Waterproofing

Magdi Gobran

1 year ago

Excellent and reliable service. Very professional.

Response from the owner

1 year ago

Dylan Soares

1 year ago

After a leak in our basement we found that we had 7 cracks in our poured foundation, several of which had started leaking. Shawn came out promptly to assess the situation and the work that was needed. He provided a quote quickly. Once we were ready to go ahead with the work, he was able to have a team start reasonably fast. The guys worked long - sometimes nearly 12 hour days. It took 7 days to have the house completely waterproofed on all three sides and completely replaced the drainage at the footing and the window wells. The guys were courteous and friendly, cleaned up after themselves and didn’t disturb our neighbours. Should we find ourselves in a home requiring waterproofing again, I wouldn’t hesitate to reach out to Aquatech again. Thank you!

Response from the owner

1 year ago

Thank you so much for sharing your detailed experience with us! We're thrilled to hear that Shawn and the team were able to address your waterproofing needs promptly and efficiently. It's great to know that the crew's hard work, professionalism, and respect for your property and neighbors made a positive impression. We truly appreciate your kind words and recommendation. Should you ever need our services again, we're just a call away. Thank you for choosing Aquatech! Best Regards, AquaTech Waterproofing

Dylan Soares

1 year ago

Response from the owner

1 year ago

Mohamad Elsohemy

1 year ago

I enjoyed the sales process with Shawn. It was easy to work with him and he gave me a fairly priced quote. The crew on site were efficient, organized and left the property clean.

Response from the owner

1 year ago

Thank you, Mohamad, for sharing your experience. It's great to hear that Shawn made the sales process smooth and that you were satisfied with the pricing. We're also pleased that our crew met your expectations with their efficiency and organization. If you need any further assistance, feel free to reach out. Best Regards, AquaTech Waterproofing

Mohamad Elsohemy

1 year ago

I enjoyed the sales process with Shawn. It was easy to work with him and he gave me a fairly priced quote. The crew on site were efficient, organized and left the property clean.

Response from the owner

1 year ago

Ingar Fosse

1 year ago

The crew worked professionally and respectfully throughout the waterproofing process. Very communicative and forthcoming with their findings. I would highly recommend the Aquatech team for any waterproofing solution.

Response from the owner

1 year ago

Thank you, Ingar, for your kind words and recommendation. It's great to hear that our team maintained professionalism and clear communication during the waterproofing process. We're delighted to have met your expectations and appreciate your trust in us for your waterproofing needs. Best Regards, AquaTech Waterproofing

Ingar Fosse

1 year ago

Response from the owner

1 year ago

Dan Family

1 year ago

Response from the owner

1 year ago

Thank you, Dan! We're thrilled to receive your 5-star review and are delighted that you had such a positive experience with us. Looking forward to welcoming you back soon!Best Regards, AquaTech Waterproofing

Dan Family

1 year ago

Response from the owner

1 year ago

Diane Yuhasz

2 years ago

Aquatech Basement Waterproofing was great! They cleaned up after themselves and left the job site in excellent condition. Basement doesn't leak anymore - we are very happy!

Diane Yuhasz

2 years ago

Aquatech Basement Waterproofing was great! They cleaned up after themselves and left the job site in excellent condition. Basement doesn't leak anymore - we are very happy!

ken calandra

2 years ago

Great service, very professional, on time, would highly recommend to everyone!

ken calandra

2 years ago

Great service, very professional, on time, would highly recommend to everyone!

Bryan

2 years ago

AquaTech was the only company that returned my calls in a timely fashion when I had a crawlspace flood recently. They came and did the waterproofing work, and kept me informed during the process. They were very accommodating, and great at proposing solutions when problems arose. Everything looks tidy and professionally done. I would recommend AquaTech for any waterproofing work.

Bryan

2 years ago

Dedra Keller

2 years ago

I recently used Aquatech to do interior waterproofing of our basement. I could not be happier with their service. The sales process was very professional with a no-pressure approach and the salesman, Eugene, worked with me to fit within our budget. He was extremely responsive to questions as well. The construction crew, led by Slava, were very professional and polite. They made a mess and it was bad since it had rained very hard on them while they worked. They did not complain and cleaned up my basement so it was spotless - I didn't have to tell them to do this! Their work was very good and could not be happier! I highly recommend using Aquatech.

Dedra Keller

2 years ago

Deep Sodhi

2 years ago

Friendly people.. highly recommend

Deep Sodhi

2 years ago

Friendly people.. highly recommend

Rahuel Alvarez

2 years ago

Terry is very knowledgeable and provides all options with full and detailed explanation. I even asked for drawings (as I’m very visual) and he enthusiastically did it for me. You feel confident he is looking after your best interest. He also explained how I can do some additional things myself to improve water drainage on the outside and save money. The work was fairly prized and professionally done. Alex and Yevhen were friendly and worked fast, clean and efficiently.

Rahuel Alvarez

2 years ago

Lester Millado

2 years ago

Waterproofed! Took a bit to get a date sorted because of how busy they were, but got a date within 3 weeks of our consultation. Luckily we weren’t in an emergency type of rush. Great price and even better work!

Lester Millado

2 years ago

Anna D'Ambrosio

2 years ago

Absolutely thrilled with the job these guys completed on our 74 year old home in Hamilton! It was a HUGE undertaking and they did it in 3 days! These men work very hard and leave the place spotless until they come back the next day! Some evenings they were here until 9 pm! They were polite, respectful and extremely neat!!! Our sales rep Richard was very professional and extremely knowledgeable in the field! He listened and executed the work we asked for! We highly recommend them and their final price was fair and reasonable for the thorough job they did! We welcome a dry basement finally! Now we can start planing for those renovations and a new cosy basement for grandchildren!!!! Thank you for the great job!!!

Anna D'Ambrosio

2 years ago

Neil Grapes

2 years ago

Had the basement done from the inside, with the few recent heavy rain storms combined with a damp ground. Everything worked well, the sump pump kicked in and dispersed the water out of the house as planned and designed.
The pump isn’t loud, they also completed the city of Toronto sump pump rebate for me.
When the crew was here I requested a longer discharged pipe outside from the house and they accommodated with no problems.
The pricing was slightly better than the other 3 quotes I received.
Terry did an excellent job communicating and answering any concerns I had after the job was completed.

Neil Grapes

2 years ago

Justin Chang

3 years ago

Thanks to Terry, very responsive and very quick to action. Gave a price that beats most of the competition. They showed up on time. Taken pictures and informed me about the problem with my house.

To those two guys who worked at my house. Kudos to you guys for working so hard in such cold temperatures. Greatly appreciated it 🙏

Hopefully it resolved all my water issues. Highly recommended .

Justin Chang

3 years ago

Paul Barnhill

3 years ago

Aquatech was wonderful right from the first contact to having Richard come out and give us a very complete and detailed quote to the two man crew who were here exactly on time and completed the day hours ahead of time. All the locates were taken care of and within a week of contacting them the job was completed. The workman did a fabulous job and were very respectful of our property. They reviewed the scope of the work before they started and asked if we had any questions. When the work was complete it was difficult to see where they had worked and dug the trench. Everything was tidier than before they started. We are very impressed and in a world where household repair companies can be less than favourable, Aquatech stands head and shoulders above any of them. We would highly recommend this company. We also have a life time transferable warranty too. Bravo. We will definitely be telling all the people we know about our wonderful experience. Thank you.

Paul Barnhill

3 years ago

Jeremy M

4 years ago

We had a flood disaster the day after we got the keys for our new home. Aquatech Waterproofing responded to my request for help quickly and came to access the damages the same day. They gave us several options for repairs as well as prevention that were fairly priced and a quick turnaround time. They executed our chosen plan quickly and did a beautiful job. They have been very responsive, answering questions about the products we chose and we recommend them to anyone that needs quality work done in a timely manner. Very compassionate and empathetic for our situation as well.

Jeremy M

4 years ago

Nataliya Pavlishyna

4 years ago

AquaTech is very professional and reliable. Valentina was very friendly, she scheduled the appointment at a convenient time and Nico came out to look at my problem. He diagnosed it and gave me a reasonable price. We went ahead with the job. The crew that came out to do it was very knowledgeable and professional. I had some questions and Igor explained everything to me with no problem. I highly recommend this company. Thank you AquaTech!

Nataliya Pavlishyna

4 years ago

Nadine Nasir

4 years ago

EXCELLENT experience. Andrew was the first one to arrive and was extremely kind and helpful. Igor and Basil joined Andrew a few minutes later and all three of them worked very hard and finished this massive job in one day. These are some of the hardest workers I have ever seen. There were no hassles or surprises and Andrew, Igor and Basil were very skilled and courteous. Also, Nico was VERY flexible with our constant changes of plans and was very accommodating and understanding. An excellent experience all around - could not recommend more highly!

Nadine Nasir

4 years ago

Anne & Frank

4 years ago

Much thanks & appreciation to Slava & his hardworking crew for their excellent job excavating, installing weeping tiles & pipe, repairing cracks, waterproofing, and backfilling the 7'-deep trench 27' along the full side of our home. Wow!! On site, Slava, the lead foreman, clearly explained step by step their work including repairing foundation cracks and securing our downspout and other connections better then before. All in all, we are greatly satisfied & highly recommend Aquatech to anyone looking into correcting their leaking basements. Slava -- you & your crew brought humor, sincerity & experience -- no rush job here, just highly competent work by deserving technicians & company. Thanks also to Andrew and Terry for their super fast service with the gas line locate, the fast return calls, home inspection & estimate. Priced fairly for super work + 25 years warranty that can be passed on to a new homeowner. You guys were great!! Highly recommend! -- Anne & Frank - Scarborough

Anne & Frank

4 years ago

What basement waterproofing services does Aquatech offer in Toronto?

Aquatech offers interior and exterior waterproofing, foundation crack repair, sump pump installation, drainage systems, and basement underpinning — all customized to your home’s specific needs. Services range from interior sealants to full exterior drainage systems, with certified contractors trained to handle everything from minor leaks to major structural damage.

Is Aquatech a certified and reliable waterproofing contractor?

Yes. Our contractors are trained and certified to handle a wide range of foundation and basement repair issues, and the company is fully insured. The business holds a City of Toronto license number T85-4304413.

What are the best waterproofing companies in Toronto that offer a long-term warranty?

Aquatech offers a 25-year waterproofing warranty — so confident in their exterior system that they guarantee the work for a quarter-century. The warranty is transferable to all subsequent owners at no charge.

Does Aquatech have experience with older Toronto homes?

Absolutely. Regardless of the age of your home, Aquatech can provide the necessary waterproofing solutions, with technicians experienced in diagnosing issues in older foundations across the GTA.

What basement waterproofing products are you using?

We use waterproof membranes, hydraulic cement, polyurethane crack injections, interior drainage tiles, sump pump systems, and dimple board sheeting. Product choice depends on whether the solution is interior or exterior and the severity of the moisture issue.

How is wet basement repair done in Toronto homes?

Wet basement repair in Toronto typically starts with identifying the water source — whether it’s a foundation crack, poor drainage, or hydrostatic pressure. Technicians then apply the appropriate fix: crack injection, interior weeping tile installation, or full exterior waterproofing, depending on severity.

What are Aquatech's Google ratings, services, and warranty coverage?

Aquatech Waterproofing is rated 4.8 from customer reviews on TrustedPros. We offer interior and exterior waterproofing, foundation repair, sump pump installation, and drainage solutions — all backed by a 25-year transferable warranty, with 24/7 emergency service and a price match guarantee.

Does Aquatech offer emergency service for a leaky basement?

Yes. Aquatech Waterproofing offers 24/7 emergency services across Toronto for wet basement repairs, flood control, and foundation leaks.

What is exterior foundation waterproofing and when do I need it?

Exterior foundation waterproofing is the process of excavating around your home’s foundation to apply waterproof membranes, repair cracks, and improve drainage. It’s the most permanent solution when water is penetrating your foundation walls from outside.

What does a basement waterproofing service include?

A professional basement waterproofing service includes a full inspection, diagnosis of moisture sources, and installation of interior or exterior waterproofing systems — such as drainage channels, sump pumps, or membrane coatings — tailored to your home.

What causes basement leaks and how are they repaired?

Basement leaks are most commonly caused by foundation cracks, failed window wells, poor grading, or overwhelmed drainage systems. Repairs range from targeted crack injection for minor leaks to full interior or exterior waterproofing systems for chronic water intrusion.

How much does foundation waterproofing cost?

Foundation waterproofing cost depends on the method used. Interior solutions typically run $69–$195 per linear foot, while exterior waterproofing ranges from $100–$290 per linear foot. Most Toronto homeowners invest between $5,000–$15,000 for a complete system, depending on foundation size and condition.

Serving the following Toronto, Ontario postal codes

M3C 0C1, M3C 0C2, M3C 0C3, M3C 0E3, M3C 0E4, M3C 0H9, M3C 0J1, M3H 6A7, M3M 3G1, M4B 2J8, M4B 3E5, M4B 3E9, M4B 3M9, M4B 3N1, M4C 0A1, M4C 1A1, M4C 1A3, M4C 1A4, M4C 1A5, M4C 1A6, M4C 1A7, M4C 1A8, M4C 1A9, M4C 1B1, M4C 1B2, M4C 1B3, M4C 1B4, M4C 1B5, M4C 1B6, M4C 1B7, M4C 1B8, M4C 1B9, M4C 1C1, M4C 1C2, M4C 1C3, M4C 1C4, M4C 1C5, M4C 1C6, M4C 1C7, M4C 1C8, M4C 1C9, M4C 1E1, M4C 1E2, M4C 1E3, M4C 1E4, M4C 1E5, M4C 1E6, M4C 1E7, M4C 1E8, M4C 1E9, M4C 1G1, M4C 1G2, M4C 1G4, M4C 1G5, M4C 1G6, M4C 1G7, M4C 1G8, M4C 1G9, M4C 1H1, M4C 1H2, M4C 1H3, M4C 1H4, M4C 1H5, M4C 1H6, M4C 1H7, M4C 1H8, M4C 1H9, M4C 1J1, M4C 1J2, M4C 1J3, M4C 1J4, M4C 1J5, M4C 1J6, M4C 1J7, M4C 1J8, M4C 1J9, M4C 1K1, M4C 1K2, M4C 1K3, M4C 1K4, M4C 1K5, M4C 1K7, M4C 1K8, M4C 1K9, M4C 1L1, M4C 1L2, M4C 1L3, M4C 1L4, M4C 1L5, M4C 1L6, M4C 1L7, M4C 1L8, M4C 1L9, M4C 1M1, M4C 1M2, M4C 1M3, M4C 1M4, M4C 1M5, M4C 1M8, M4C 1N3, M4C 1N4, M4C 1N5, M4C 1N6, M4C 1N7, M4C 1N8, M4C 1N9, M4C 1P1, M4C 1P3, M4C 1P4, M4C 1P5, M4C 1P6, M4C 1P7, M4C 1P8, M4C 1P9, M4C 1R1, M4C 1R2, M4C 1R3, M4C 1S1, M4C 1S2, M4C 1S3, M4C 1S4, M4C 1S5, M4C 1S6, M4C 1S7, M4C 1S8, M4C 1S9, M4C 1T1, M4C 1T2, M4C 1T3, M4C 1T4, M4C 1T5, M4C 1T6, M4C 1T9, M4C 1V1, M4C 1V2, M4C 1V3, M4C 1V4, M4C 1V5, M4C 1V6, M4C 1V7, M4C 1V8, M4C 1V9, M4C 1W1, M4C 1X3, M4C 1X4, M4C 1X5, M4C 1X6, M4C 1X7, M4C 1X8, M4C 1X9, M4C 1Y1, M4C 3B5, M4C 3B6, M4C 3B7, M4C 3B8, M4C 3B9, M4C 3C1, M4C 3C2, M4C 3C3, M4C 3C4, M4C 3C5, M4C 3C6, M4C 3C7, M4C 3C8, M4C 3C9, M4C 3H7, M4C 3H8, M4C 3H9, M4C 3J1, M4C 3J2, M4C 3J3, M4C 3J4, M4C 3J5, M4C 3J6, M4C 3J7, M4C 3J8, M4C 3J9, M4C 3K1, M4C 3L6, M4C 3L7, M4C 3L8, M4C 3L9, M4C 3M1, M4C 3M2, M4C 3M7, M4C 3M8, M4C 3M9, M4C 3N1, M4C 3N2, M4C 3P2, M4C 3P3, M4C 3P4, M4C 3P5, M4C 3P6, M4C 3R2, M4C 3R3, M4C 3R4, M4C 3R5, M4C 3R6, M4C 3R7

How To Prevent Your Basement from Water Damage in Toronto

You Local Experts in basement waterproofing in toronto

Is Your Basement Ready for This Spring?

Is It Time to Consider Basement Waterproofing in Toronto?

Why Is My Leaky Basement Getting Worse in Spring?

Can Spring Water Damage Affect My Safety?

How Do I Know If I Need a Wet Basement Repair?

Is My Sump Pump Ready to Handle Toronto's Spring Rainfall?

How Much Does Foundation Waterproofing Cost in Toronto This Spring?

Warning signs of water damage

Damp, dark spots

Humidity

Moldy smell

Water accumulation

Wall cracks

How We Prevent Your Basement From Water Damage After Heavy Rain

How Heavy Rain Affects Your Home

Cost Of Water Damage Prevention

The size of your basement space

Reason for water leakage in your basement

Selecting the waterproofing method and materials used in the process

Most Effective Materials For Water Damage Prevention In Your Basement:

Bakor 700-01 for foundation coating

Aqua-Bloc 770-06 18.9 liters Elastomeric Waterproof membrane

Aqua-Bloc 720-38 (Emulsion based for ICF)

DMX AG Foundation Wrap

Ways to stop water seeping through concrete walls

9 Times HomeStars Best Basement Waterproofing Company In Toronto Winner

Aquatech Basement Waterproofing In Toronto

Serving the following Toronto, Ontario postal codes

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