Proudly Serving Greater Toronto including - Mississauga, Markham, Vaughan & nearby

About Clarke Basement Systems

Professional Basement Waterproofing Company

Clarke Basement Systems is your local Basement Systems® dealer in the Ontario area. We serve Mississauga, Markham, Vaughan and many outlying areas, including Richmond Hill, Oshawa, Brampton, Vaughan, Barrie, Newmarket, Peterborough and nearby. See our full service area.

Accreditations and Affiliations

Talk of the Town WinnerBest of 2012
BAEUMLER AccreditationsRenoMark
Home Trust

As basement waterproofers, foundation repair, concrete leveling, and crawl space repair experts, we are locally owned and operated contractors who have been in business since 2003.

A certified Basement Systems® dealer, we have exclusive access to a wide variety of waterproofing products that have been used in over 200,000 basements since 1987.

Each of our products includes a written, transferable warranty and the backing of an international network that's dedicated to keeping basements and crawl spaces dry all the time!

Recent Testimonials

View All Testimonials

“Kevin was very professional and knowledgeable.”

Read Full Testimonial
Kathy H. of Newtonville, ON

“I still can’t get over how super impressed we are with how the job turned out. Following the completion of the project today we are 100% satisfied with...”

Read Full Testimonial
Jim P. of Stoney Creek, ON

“...we are still very happy with our basement system and the we are VERY happy we have it installed before all this rain comes in tonight...”

Read Full Testimonial
Kelly & Peter P. of Priceville, ON

“After living in her home for 25 years, this year my Mum got a bit of water in her basement which freaked her out and upset her greatly”

Read Full Testimonial
Ramona S. of Burlington, ON

“Great Team, Great Job Overall!”

Read Full Testimonial
Barb D. of Milton, ON

“Every time I contacted Clarke Basement, they were on time and returned any calls promptly, and if i had any questions they answered the questions personally.”

Read Full Testimonial
Scott F. of Missisauga, ON

“This is the way a company should do business!”

Read Full Testimonial
Gary M. of Mississauga, ON

“Our experience was positive and we would not hesitate to hire Clarke Basement Systems again should the need arise.”

Read Full Testimonial
Pat M. of Mississauga, ON

“They went above and beyond with their work. I would hire Clarke Basement Systems again without hesitation!”

Read Full Testimonial
Arjuan P. of Mississauga, ON

About the Owner

Owner of Clarke Basement Systems

Don Clarke

For over 20 years Don has been a leader in the construction industry. He is responsible for the strategic vision and leadership for both Clarke Basement Systems and Supportworks of Ontario.

Serving the greater Toronto area, Clarke Basement Systems specializes in crawl space repair, foundation repair, concrete lifting, and basement waterproofing in Ontario. Locally owned and operated, they are part of a national network of waterproofing experts offering high quality and up-to-date products.

Meet Our Team

View all team members

Rob Trevisan Production & Service Manager
Amber Tappin Production Coordinator
Elizabeth Azzarello Production Coordinator
Cam Fraser Warehouse Manager
Dave Jackson Installation Foreman
Jose Martinez Installation Foreman
Lucio Flores Installation Foreman
Kathy Selby Payroll Administrator
Dan Montgomery Marketing Manager

Free Waterproofing and Repair Quotes

At Clarke Basement Systems, we offer free, no-obligation waterproofing quotes to homeowners within our service area.

During your Free Estimate, our waterproofing specialist can answer any questions you may have about your wet basement or crawl space.

Our free quotes include all of the following:

Our 88-Page Waterproofing Book: Before we meet with you, we'll send along a copy of one of our 88-page crawl space and basement waterproofing books.

This book features our full selection of products, while explaining why basements leak -- and what we can do to permanently solve your problem.

A Personal, On-Site Inspection: Your waterproofing or foundation specialist will inspect your basement or crawl space to identify sources of flooding and moisture and explain the problem in depth.

Your Complete Waterproofing System Design: Our waterproofing specialist will measure your basement's dimensions and identify the best spot to place the sump pump and run your discharge line. You select which of our products you'd like in your home, and we make a plan together.

Our FREE Written Quote: We provide our customers with a free, no-obligation written quote at the end of each visit. Our prices are firm -- there will be no hidden expenses later on, and there will be no high-pressure sales techniques.

We Solve All Your Basement, Crawl Space, and Foundation Problems 

We'd like to show you how we can help you waterproof your basementcontrol moisture in your crawl space, or fix a failing foundation. We have the experience, equipment, and best practices you need to ensure a dry basement and structural integrity.  

For a free waterproofing, or foundation repair quote, call or-email us today!

Clarke Basement Systems service area
Service Area
Free Quote