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The 8 Best Waterproofing Companies in Hamilton [2025]

  • Last updated: March 11, 2025

Looking for a reliable waterproofing company in Hamilton? Then look no further! Each of these companies has years of experience and a proven track record of success. 

And for more home improvement blogs, be sure to check out:

The 14 Best Roofing Contractors in Hamilton
The 3 Best Handyman Services in Hamilton
The 8 Best Furniture Stores in Hamilton
The 3 Best Furnace Repair Companies in Hamilton

With all that being said, let’s dive in!

Summary

How much does it cost to waterproof a basement in Hamilton?

Exterior basement waterproofing in Hamilton can cost anywhere between $15,000 and $40,000. On average the price for exterior waterproofing starts at $110 per linear ft and interior basement waterproofing starts at $70 per linear ft. The costs will depend on a number of factors including the size and complexity of the project.
Basement waterproofing can be a costly project, depending on the factors involved. Generally speaking, basement waterproofing costs will increase based on the type of waterproofing method used, the depth of your foundation, and whether or not you choose to use materials such as membranes or coatings. In addition, additional expenses may include Foundation reinforcement and labor charges for installation. 
WATERPROOFING SERVICE PRICING RANGE
Backwater Valve Installation $1,500 – $4,500
Basement Lowering And Underpinning $250 – $600 per square ft.
Benching $250 – $500 per square ft.
Cracked Foundation Repair $1,500 – $3,000
Crawl Space Encapsulation $7 – 14 per square ft.
Exterior Waterproofing New House $3 – $12 per square ft.
Mold Removal $800 – $6,000
Spot Repair $1,500 – $3,500
Sump Pump Installation $400 – $5,000
Window Well Installation $60 – $400
 

Tips on how to find the best waterproofing company in Hamilton

Whether you are looking for waterproofing services as a preventative solution for your new home or to fix the problem after a leak or flood, check out the tips below to help you find the best waterproofing company in Hamilton.
  1. Look for companies with extensive experience in waterproofing. Companies that have been performing this service for many years will likely be able to offer better results than those who haven’t had much experience. They’ll also be familiar with all of the latest technologies available, which means they’re more likely to use them when installing your system.

 

  1. Schedule an inspection of your home following completion of any waterproofing repairs, so you can make sure everything looks as it should and no further leaks or cracks have developed since the repair was made. If there were any severe water damage issues revealed during this inspection, do not hesitate to call upon a professional restoration contractor to take care of them for you!

 

  1. Be prepared to provide detailed information about all aspects of your residence – from floor plans to construction details – so that the waterproofer can accurately assess where each leak is coming from and recommend specific solutions based on their experience repairing similar properties

 

  1. Ask around – if you don’t know anyone who has used a particular waterproofing contractor before, ask friends or family members whether they’ve heard good things about them or not. Chances are someone you know has either worked with them directly or hired their services in the past.Ask around online as well; there are plenty of review websites out there that can help guide your decision making process when it comes to choosing a reputable waterproofer.

 

  1. Waterproofing can be a costly investment, and it’s important to have some protection in case something goes wrong. Most waterproofing company offers a warranty. Warranty is one of the most effective ways to protect the interests of customers and establish relationships with them. We recommend going with a contractor with a warranty policy that lasts between 15 to 25 years.

Best waterproofing companies in Hamilton

We looked at a variety of factors when selecting our pick for the best waterproofing company in Hamilton. These include the company’s experience, reputation, warranty, and price. In addition to these important factors, we also took into account customer feedback and reviews to make sure that we were picking the right option for all of your needs.

1. Aquatech Basement Waterproofing Hamilton

Aquatech Basement Waterproofing Hamilton specializes in interior and exterior basement waterproofing. They have competitive rates on basement repair services, including basement wall crack repair, foundation crack repair, sump pump installation and repair, and more. 

A basement should be dry and free of any water or dampness to protect the structural integrity of your home. If there is standing water in a basement, it can cause rot and damage to the foundation walls and floors. Additionally, if moisture accumulates in basements over time, it can lead to mold growth and serious health concerns. 

If you’re planning on finishing your basement or want to protect your foundation with preventative maintenance, Aquatech Waterproofing Hamilton has skilled technicians that can help you. They have waterproofing experts with the knowledge and experience necessary to ensure a successful job regardless of the size or scope of the project. 

Business Information:

Website: aquatechwaterproofing.ca
Email: info@aquatechwaterproofing.ca
Telephone: +19057316361
Address: 180 James St S Suite 204, Hamilton, ON L8P 4V1

Customer Review Highlights:
“I asked my neighbor if they could recommend a good company to handle some basement leak repairs I needed to have done. They recommend them here and I called them and had them come out for an estimate. The representative was very friendly and took the time to explain exactly what was going on with my foundation and what would need to be done to fix it. They gave me a quote that seemed fair based on some research I did on Google, so I had them start immediately. They completed the work quickly and professionally. I am happy with the work done, and knowing I have a warranty on the job makes it much better. They are an excellent company.”
Pros
  • Free consultation
  • 25 years transferable warranty
  • Price match
Cons
  • Closed on Sundays

2) direct Waterproofing Hamilton

Direct Waterproofing is Hamilton’s premier basement waterproofing company, offering over 25 years of industry expertise. Specializing in comprehensive waterproofing solutions, they provide a range of services including interior and exterior waterproofing, foundation repair, sump pump installation, and crawl space encapsulation. 

With a commitment to quality, Direct Waterproofing utilizes advanced techniques and high-grade materials to ensure long-lasting protection for your home. Their expert team is dedicated to delivering exceptional customer service, with a personalized approach tailored to meet the unique needs of each client. Serving Hamilton and the surrounding areas, Direct Waterproofing is your trusted partner in safeguarding your home against water damage and enhancing structural integrity.

Business Information:

Website: directwaterproofing.ca
Phone: (416) 454-7575
Email: info@directwaterproofing.ca
Address: 4 Faversham Crescent, Etobicoke, ON M9C 3X4

Customer Review Highlights:
“Newly purchased house had a wet basement with water coming in through all of the foundation form ties along the house (35'). From the start, the process was clearly explained, setting expectations for what was to come. Roman, and Walter worked for three days, ensuring all was done up to code and that the foundation was 100% waterproof. All was returned and they even offered to replant the flowers that they removed. Great work done by a professional team.”
Pros
  • Affordable but good quality
  • Experienced
  • Free estimate
Cons
  • Closed on weekends (however customer service is availiable)

3) H&N Basement Worx

H&N Basement Worx is a private Hamilton based company that specializes in serving local customers. These include repairs for leaky basements on the inside or outside of homes, as well as installation and repair work for water drainage systems. 

In addition, the company is proud supporter of local events such as the Flamborough Santa Clause Parade and Ancaster Avalanche Girls Hockey Association. This shows its commitment to supporting community initiatives and promoting involvement in important civic activities. 

They always take the time to clean up after so that customers can be confident in the final product. H&N also offers a 100% satisfaction guarantee so that you can rest assured knowing that you’re getting value for your money. 

Business Information:

Website: basementworx.ca
Email: info@basementworx.ca
Telephone: +12898807988

Customer Review Highlights:
“I would highly recommend H&N Basement Worx due to their expertise and honesty. I had several contractors quote me for the same work for thousands when in reality only cost me a fraction of that. Unlike those other contactors he actually inspected the inside to access the situation and not just dig up my entire backyard to fix the problem.”
Pros
  • Efficient and professional
  • Fair pricing
  • Great customer service
Cons
  • Closed on Saturdays and Sundays

4) Pro Waterproofers

Pro Waterproofers is the most trusted name in foundation waterproofing. With over a decade of experience, they have serviced Hamilton and Burlington residents with their expert services to ensure that your home remains dry all year long! 

They specialize in waterproofing services for homes and businesses. They offer exterior, interior or basement treatments to stop water damage from occurring on your property. They also offer blindside waterproofing, ICF and horizontal waterproofing for commercial properties.

They’re so confident in the quality of their products that they offer an unprecedented warranty program. Pro Waterproofers are committed to exceeding their customers’ expectations. Their record of satisfied clients speaks for itself, and they will continue striving towards excellence in everything that they do.

They also care about the environment and your home. That’s why their products are up-to-date, environmentally friendly which helps them minimize negative impact on you or anyone else in this process!

Business Information:

Website:prowaterproofers.ca
Email:info@prowaterproofers.ca
Telephone:+19059633333
Address:1970 Barton St E, Hamilton, ON L8H 2Y6, Canada

Customer Review Highlights:
“ Thank you so much Adam and team! I cannot express enough how fabulous a job done in January 2021 at my home. You were professional, meticulous, and went beyond expectations to get the waterproofing completed on time. Not only that, you went above and beyond for me - just kind gestures, little details to help. Thank you so very much. You and your team also left the property looking better than when you arrived. More I can say about many other companies I have had. Every time I look at the work completed, I smile because I am content and at peace. “
Pros
  • Fair pricing
  • Professional team
  • Easy scheduling
Cons
  • Closed at 5pm everyday and Sundays

5) The Crack Filler Guy

If you’re looking for ways to waterproof your basement, The Crack Filler Guy has got just what it takes. With services that can help save both time and money – this company is definitely worth checking out. Their services include crack injection, radon testing and foundation repair. They also offer leak fixes for any plumbing emergencies you might be experiencing! 

They experts quickly diagnose the problem, fix it with skillful hands-on expertise while giving you valuable information about your appliances along the way. The customer service is top notch – polite but informative communication that will leave you feeling like they really care. 

Their attention to detail and their commitment towards the work make you confident that they will be able complete all of it as agreed and you also never feel like there are any issues or questions left unanswered, which is exactly what quality service is!

Business Information:

Website: the-crack-filler-guy.business.site
Telephone: +19055317037
Address: Hamilton, ON, Canada

Customer Review Highlights:
“ Jeremiah's attention to detail and his commitment towards the work made me confident that he would be able complete all of it as agreed. I never felt like there were any issues or questions left unanswered, which is exactly what happened! “
Pros
  • Professional and punctual
  • Prompt service
Cons
  • No website, email
  • Not much information found online

6) Affordable Basement Waterproofing

Affordable Basement Waterproofing offers a variety of services that can help solve your problems. Among these are basement crack repairs, interior waterproofing, exterior waterproofing, foundation crack repairs with membranes, crack injection repairs, foundation repairs, bowed wall repair using kevlar straps and sump pump installations and repairs. If you’re looking for quality workmanship and reliable customer service at an affordable price then look no further! 

They use certified products to ensure that the materials are of high quality and meet or exceed all safety standards. Their main suppliers for this type of work are Delta MS, Blueskin, Emecole and Fortress Stabilization Systems. 

Their contractors are insured with $2 million liability and WSIB coverage and are certified Installer for Kevlar Strapping. 

Business Information:

Website: affordablebasementwaterproofing.ca
Email: sales@bfive.ca
Telephone: +19055171411
Address: 3 Mayfair Ct, Dundas, ON L9H 3P2

Customer Review Highlights:
“Thank you Doug for the great waterproofing job in our basement. We can rest easy now when spring thaw comes knowing we won’t have to worry about water everywhere. We would not hesitate to recommend this company for anyone who has a problem. Quick response and neat and timely job done. Many thanks!”
Pros
  • Insured contractors
  • Accept credit card
Cons
  • Closed on Sundays

7) Remove & Restore Inc.

Remove and Restore is a family-owned and operated foundation repair specialist with years of experience. They specialize in waterproofing & Foundation Repair and their team has completed hundreds of projects over the past two decades for homeowners all over Southern Ontario – specifically in Hamilton, Burlington, Oakville, Grimsby, Stoney Creek, Ancaster (near Toronto), and St Catharines. 

With Remove and Restore, all of your options, costs, pros and cons will be explained so that you can make an informed decision about the project. They understand how important it is for homeowners to have their basements fixed quickly and professionally so they never experience flooding again. Their team of experts understands exactly what needs to be done in order to resolve any leaky basement issues quickly and efficiently – whether it’s repairing or replacing damaged areas or installing new waterproofing systems. 

They also offer a suite of complementary services that allow us to coordinate all processes seamlessly. They can do everything from excavation work to repairs and waterproofing services. 

Business Information:

Website: removeandrestore.ca
Email: info@removeandrestore.ca
Telephone: +19059611110
Address: 180 Second Rd E, Stoney Creek, ON L8J 3J3

Customer Review Highlights:
Rob was very quick at responding and quoting on my basement block foundation waterproofing! He explained everything thoroughly and made sure I understood everything. We were super happy with the quality of work done as well as the state our property was left in after completion. His price was also extremely fair. We would recommend Rob and his crew to anyone!”
Pros
  • Offers excavation and repair services
  • Transferrable 25 years warranty
  • Open 7 days a week
Cons
  • Can be slow to respond

8) Basement Technologies

BasementTechnologies™is used under license by 8394903 Canada Inc. which provides waterproofing services in the Greater Hamilton area, including Halton Region. 

Basement Technology have both a master’s building repair license, and a master’s drain repair license. They are certified through Fortress Stabilization systems for structural stabilization and through Cosella-Dorken for dimpled sheet technology. In addition, they also carry $5 million in general liability insurance to protect our clients from any potential accidents or injuries that may occur during construction or repairs. 

Basement Technology works closely with both the Hamilton Building Division and the municipalities within Halton Region to ensure all permits are certified in a timely manner. 

Business Information:

Website: dampbasements.com
Email: support@dampbasements.com
Telephone: +19055273325
Address: 36 Albert St, Hamilton, ON L8M 2X9

Customer Review Highlights:
“They did a neat job, on time and on budget. Hid a sump pump under the basement stairs and a whole wall of weeping tile. Randy patiently explained it how it worked and answered all my questions. Highly recommend!”
Pros
  • Over 10,000 projects completed
  • $5 million liability insurance
Cons
  • Closed on Saturdays and Sundays
FAQs about Waterproofing

The average cost of waterproofing in Hamilton depends on the size of the project, the type of waterproofing membrane used, and the contractor you choose. Generally, the cost ranges from $5 to $15 per square foot.

There are many benefits to professional waterproofing, which is why it is such an important process. Some of these benefits include preventing water damage, increasing the longevity of a structure, and improving the appearance of a property.

The life of a waterproofing treatment depends on the type of waterproofing material used, the substrate, and the environment. In general, most waterproofing treatments will last for 5 to 10 years before they need to be reapplied.

There are many types of waterproofing, but the strongest type is probably polyurethane. It is a synthetic resin that is applied as a liquid and then dries to form a tough, waterproof film. Polyurethane can be used on roofing, in basements, and for other applications. It is also resistant to chemicals and weathering.

Conclusion

Waterproofing your home is crucial for safeguarding it against water damage. If you need waterproofing services in Hamilton, there are plenty of companies to consider. With so many choices, it can be tough to determine which one suits your needs best. The list above highlights some of the top waterproofing companies in Hamilton, helping you make an informed decision when hiring someone for issues like a wet basement or leaking roof.

Whether you’re in need of basement waterproofing or foundation repairs, these companies will ensure the job is done correctly.

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