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The Best Basement Waterproofing Companies in Toronto Keeping Local Homes Cozy & Dry

February 25, 2025
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It all began when I noticed a small puddle in my basement. I initially ignored it, but as days went by, the puddle grew larger. That’s when I realized I might be facing a nasty leak that could compromise the structural integrity of my home.

Not wanting the situation to get any worse, I quickly got in touch with a reputable basement waterproofing company. 

This experience inspired me to make a list of the best local pros helping others facing the same predicament. I hope this keeps your home dry and secure!

How We Chose

  • Services offered – We picked basement waterproofing companies that offer a wide range of waterproofing solutions, including interior waterproofing, foundation repair, and sump pump installation.
  • Service quality – We assessed the quality of their services through their materials and methodologies. We also checked whether they provide warranties on all their services.
  • Availability – We checked whether their services are available in most suburbs in Toronto. We also looked at whether they can provide their services on most days of the week.
  • Customer service – We also checked whether their staff always treat their clients respectfully and honestly. We also looked at whether they respond quickly to enquiries.
  • Price fairness – We considered whether their prices are fair based on their experience, service quality, availability, and warranties provided.

1. Basement Systems Toronto

Photo credit: basementsystemstoronto

basement-systems-toronto-logo

Services offered: Interior basement waterproofing, foundation repair, and crawl space repair

Address: 1735 Bayly St, Pickering

Phone number: +1 647-692-4333

Business hours: 8:00 AM – 5:00 PM (MON-FRI)

Website

Consumer Rating: B+

Google reviews score4.8/5
Total reviews4.8/5
Score consistency5/5

Our Rating: B+

Services offered4.5/5
Service quality5/5
Availability4.5/5
Customer service5/5
Price fairness5/5

The company I hired to deal with my basement issue was Basement Systems Toronto. They’ve been around since 1987 and can provide basement waterproofing, foundation repair, and crawl space repair services.

For my problem, they went with tried-and-tested solutions like interior drainage systems and sump pumps. Their team worked efficiently and was able to finish the installation in just a day, which was a relief!

What’s also nice about this company is they cover all their work with lifetime warranties. Plus, they offer free inspections so you can seek a professional opinion without any upfront cost.

They even have a referral program that rewards you $100 for every successful referral.

However, please take note that they focus mainly on interior waterproofing and don’t provide exterior waterproofing systems. 

Pros

  • More than 35 years of experience
  • Can do one-day installations
  • Offers free inspections
  • Lifetime warranty
  • Has a referral program

Cons

  • Doesn’t do exterior waterproofing
  • Unavailable on weekends

I couldn’t be happier with the results!

“I recently had the pleasure of working with Basement Systems Toronto, and I couldn’t be happier with the results! From start to finish, the entire process was seamless and professional. Wilson and Steve were incredibly knowledgeable and took the time to explain every step of the project, ensuring I felt comfortable and informed. It’s clear that Basement Systems takes great pride in their work and truly cares about their customers. I highly recommend them to anyone looking to improve their basement space.”

-A Correra, Google Reviews

I was happy with the quality and price

“We had a problem with water leaking into our basement and had a few companies come and provide a quote. Steve from Basement Systems, Toronto, and his colleague Wilson were the most professional and provided the perfect solution with a lifetime warranty. I was happy with the quality and price. So far, their solution has kept my basement dry! If I could leave more stars I would. Thank you for all that you guys do! We are grateful!”

-Jeanette Kouyoumdjian, Google Reviews

2. Aquamaster Drain, Plumbing & Waterproofing

Photo credit: aquamasterwaterproofing

aquamaster-drain-plumbing-waterproofing-logo

Services offered: Interior and exterior basement waterproofing, foundation repair, backflow prevention, and drain repair

Address: 371 Front St W Suite # 247

Phone number: +1 647-846-6367

Business hours: 8:00 AM – 8:00 PM (MON-SUN)

Website

Consumer Rating: B+

Google reviews score4.9/5
Facebook reviews score5/5
Total reviews4.9/5
Score consistency4/5

Our Rating: B+

Services offered5/5
Service quality5/5
Availability4.5/5
Customer service4.5/5
Price fairness5/5

Aquamaster Drain, Plumbing & Waterproofing has over 20 years of experience in the industry. You can contact them every day of the week, as they can respond 24/7 to emergency cases.

When it comes to basement waterproofing, their bread-and-butter method includes excavation, cleaning, crack repair, and applying a liquid membrane to keep the basement dry. They also install weeping tiles to ensure the durability of the waterproofing.

Fortunately, they cover this service with a 25-year warranty. And if you’re a first-time customer, you can get a 10% discount to make this service a bit cheaper. They even provide financing options to help those with tight budgets.

However, it’s worth noting that due to the high demand for their services, there have been some instances of them cancelling appointments at the last minute.

Pros

  • 20 years of experience
  • Available 24/7 for emergencies
  • 25-year warranty
  • 10% discount to new clients
  • Offers financing options

Cons

  • Tends to get fully booked quickly
  • Sometimes cancels appointments abruptly

True professionals in their field

“Pleasure working with this company. True professionals in their field. My waterproofing was done faster than promised and the cleanup was astonishing. Like they were never there at all. Very happy and will recommend to all my friends and family”

-Yuriy Yakovenko, Google Reviews

Phenomenal experience with this company

“Phenomenal experience with this company. The owner goes above and beyond to ensure quality and he is on his hands and knees cleaning after the job is done to make sure the area is cleaner than before his company started the work. Extremely impressed with the owner and the company and would recommend to anyone who needs any basement water repair, maintenance or prevention.”

-Полина Данилевская, Google Reviews

3. Aquatech Basement Waterproofing

Photo credit: aquatech.waterproofing

aquatech-basement-waterproofing-logo

Services offered: Interior and exterior basement waterproofing, sump pump installation, drain repair, and foundation repair

Address: 20 Hyde Ave

Phone number: +1 416-300-2191

Business hours: 7:00 AM – 12:00 AM (MON-SUN)

Website

Consumer Rating: B+

Google reviews score5/5
Facebook reviews score4.6/5
Total reviews4.8/5
Score consistency4/5

Our Rating: B+

Services offered5/5
Service quality5/5
Availability5/5
Customer service4.5/5
Price fairness5/5

Another company I discovered that can help you with emergency cases 24/7 is Aquatech Basement Waterproofing. They have almost 30 years of experience and can perform both interior and exterior basement waterproofing.

What makes them one of the best is their use of high-quality materials for their projects, including those made by renowned companies like Platon and Delta. If you’re DIY-savvy, you can freely purchase these materials on their website.

It’s also a good thing that they cover their services with a 25-year warranty. Furthermore, they have a price match guarantee that ensures they’ll match lower prices offered by their competitors!

However, it’s disappointing to learn that they sometimes miss responding to enquiries. They also only accept payments via Visa, Mastercard, and Interac e-transfer, which is a bit limiting.

Pros

  • Almost 30 years of experience
  • Available 24/7 for emergencies
  • Sells materials for DIY waterproofing projects
  • 25-year warranty
  • Price match guarantee

Cons

  • Limited payment options
  • Sometimes misses responding to enquiries

I would recommend Aquatech 100 percent with no qualms!

“I got 3 quotes from 3 very reputable companies. Aquatech not only came in the lowest but gave the most concise and useful information. Andrew didn’t try to over or fear selling. After the floods of July 16 we could probably be convinced to buy ANYTHING, but Andrew was honest and completely delivered what he and Aquatech said they would and in a great and professional manner! I would recommend Aquatech 100 percent with no qualms!”

-Rob V, Google Reviews

Gave a price that beats most of the competition

“Thanks to Terry, very responsive and very quick to action. Gave a price that beats most of the competition. They showed up on time. They took 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, Google Reviews

4. RCC Waterproofing

Photo credit: rccwaterproofing

rcc-waterproofing-logo

Services offered: Interior and exterior basement waterproofing, foundation repair, basement lowering, sump pump installation, and crawlspace encapsulation

Address: 129 Lytton Blvd

Phone number: +1 416-747-1920

Business hours: Available 24/7

Website

Consumer Rating: B+

Google reviews score4.8/5
Facebook reviews score4.5/5
Total reviews4.7/5
Score consistency4/5

Our Rating: B+

Services offered5/5
Service quality5/5
Availability5/5
Customer service4/5
Price fairness5/5

One of the oldest basement waterproofing companies in Toronto is RCC Waterproofing. They’ve been in business since 1920 and have a good portfolio that includes working on significant structures like the Royal York Hotel!

When it comes to basement waterproofing, they offer both exterior and interior waterproofing. They use commercial-grade waterproofing products, like the Hydro Guard Pro series.

I’m also glad to hear about their lifetime warranty coverage on all their services. Additionally, they offer free inspections and estimates to help potential clients make informed decisions.

However, I’ve heard from some clients that they occasionally miss appointments and can sometimes miss responding to enquiries.

Pros

  • More than 100 years of experience
  • Available 24/7
  • Uses commercial-grade waterproofing products
  • Lifetime warranty
  • Offers free inspections

Cons

  • Sometimes misses appointments
  • Sometimes misses responding to enquiries

I’m beyond satisfied with the results

“I had the pleasure of having Chris IAC work on a waterproofing project in my basement this week, and I can’t recommend him highly enough. As someone who isn’t very knowledgeable about this type of work, I really appreciated how Chris took the time to explain everything to me in detail. His communication was fantastic—clear, timely, and always friendly. He went above and beyond to ensure the project ran smoothly, proactively addressing any issues that came up along the way. Not only was he efficient and highly skilled, but his dedication to getting the job done right really stood out. Chris made sure I was informed every step of the way, and I felt confident in his ability to handle everything. It’s rare to find someone who combines expertise, excellent communication, and a great attitude like he does. I’m beyond satisfied with the results and would definitely hire him again for any future projects.”

-Mitch Chénier, Google Reviews

They completed the job quickly and did an excellent job

“I am very pleased with both the company and the work they did. I hired them for interior waterproofing in my basement, and Den was fantastic in offering a competitive quote and coordinating the schedule with his team. They completed the job quickly and did an excellent job. I highly recommend this company!”

-Aman Arora, Google Reviews

5. Canada Waterproofers

Photo credit: canadawaterproofers

canada-waterproofers-logo

Services offered: Interior and exterior basement waterproofing, sump pump installation, drain repair, foundation repair, and basement lowering

Address: 51 Wolseley St Suite 108

Phone number: +1 416-333-5325

Business hours: 

  • 7:00 AM – 9:00 PM (MON-SAT)
  • 10:00 AM – 4:00 PM (SUN)

Website

Consumer Rating: A

Google reviews score5/5
Facebook reviews score5/5
Total reviews5/5
Score consistency5/5

Our Rating: B+

Services offered5/5
Service quality5/5
Availability5/5
Customer service5/5
Price fairness4.5/5

Canada Waterproofers is a waterproofing company with over 25 years of experience. Aside from exterior and interior basement waterproofing, they can also install sump pumps and backwater valves to improve your home’s flood protection system.

Part of what makes them one of the best is their 25-year transferable warranty. If you decide to sell your home, you can transfer the warranty to the new owner!

Another good thing about them is they can assist you in filing for rebates under Toronto’s Basement Flooding Protection Subsidy Program. 

Furthermore, they provide financing options to make their services accessible to those who are on tighter budgets.

If you’re interested, I highly suggest you contact them for a free inspection and quotation.

However, please note that their prices are a bit higher than average, and they only accept payments via Visa, Mastercard, and Interac. 

Pros

  • 25 years of experience
  • 25-year transferable warranty
  • Can assist in filing for rebates
  • Offers financing options
  • Offers free inspections

Cons

  • Slightly above-average prices
  • Limited payment options

Quality tradesmanship start-to-finish

“Andrew and his team (all the Andrews!) were fantastic. From the initial on-site inspection for basement foundation leak and sump pump installation quote, to all subsequent communication, booking a date that worked for our household, and day of repair, the team was professional, friendly, courteous, informative, honest, on time, super tidy, and provided excellent follow-up. I honestly can’t think of a better experience for customer service and quality tradesmanship start-to-finish. Looking forward to quoting future underpinning work with this awesome crew.”

-AJ Merrick, Google Reviews

We completely trust this team with all of our waterproofing needs!

“Carl and his team did an excellent job with the waterproofing of our home during our recent renovation. The team came in to help with some sudden issues we had during our renovation and they really saved us. Carl is extremely knowledgeable and did a great job of explaining the issues to us and giving us our options. When the work was done (some of which was to correct work by other contractors) it was top notch. We completely trust this team with all of our waterproofing needs!”

-Sharon Fogel, Google Reviews

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