Reliable Basement Waterproofing Contractor Serving Markham, Vaughan, Mississauga & Nearby

If your basement is wet, cracked, or smells musty – we can help

These products work together to catch and drain water to the sump pump

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As a professional basement waterproofing company with 15+ years of experience, Clarke Basement Systems understands the best solutions for your leaky basement, high moisture or flooding issues. Our employees are known for their superior craftsmanship and have been honored with awards like "Talk of the Town" for their excellent customer service. Call 1-844-225-6185 or click the button below to schedule a FREE basement waterproofing estimate or inspection!

Why Ontario Homeowners Choose Our System:

• Transferable lifetime dry basement warranty
• Solutions for finished and unfinished basements
• No destructive outside excavation
• More than 30 patented products, all designed specifically for your basement
• Free estimates on work needed

Before and After

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Wet Basement Solution in Priceville, ON

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TripleSafe™ Installation in Mississauga, ON

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Leaking Cold Room Ceiling in Mississauga, Ontario

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Combatting Water Issues in Toronto, ON

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WellDuct® Installation in Toronto, ON

Customer Reviews

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By Ron M. from Burlington, ON

"Ben Wallis scoped out the job with me present for the walk..."

By Alec Z. from Oakville, ON

By Peter T. from Oakville, ON

By Margaret G. from Oakville, ON

"Matt was informative and a hard worker."

By Robert T. from Mississauga, ON

"We have annual review of system. Check of sump pump etc..."

By John W. from Mississauga, ON, ON

By Jennifer M. from Mississauga, ON

By Derek F. from Mississauga, ON

By Judy C. from Mississauga, ON

By Bruno R. from Mississauga, ON

By Turner from Mississauga, ON

By Shelley-Anne M. from Mississauga, ON

By Edith D. from Mississauga, ON

"Very friendly and helpful."

By Pat V. from Mississauga, ON

By Kathryn O. from Mississaug, ON

"easy to talk to and very pleasant."

By Dino D. from Mississauga, ON

Signs That Basement Waterproofing is Needed:

Your damp or wet basement can cause more than just a headache; these issues can create bigger problems like mold, mildew, rot, structural damage, and a variety of health problems. If you’ve noticed any of the symptoms below, contact us today!

Our waterproofing solutions have been used over 200,000 times

Our complete basement waterproofing system includes all the solutions you need for a dry, comfortable, odor-free basement; no matter what’s causing your issues. We offer many solutions for your home, including sump pumps, weeping tile, and other basement drainage systems, dehumidifiers, crack repairs, vapor barriers, and more.

If you think you have a basement waterproofing problem, request a professional basement inspection today. We will send one of our certified basement waterproofing specialists to visit your home and conduct a thorough inspection of your home’s basement foundation.

We believe you deserve only the best. That’s why we install a patented proven system developed and tested by Basement Systems, Inc. – the leader in “All Things Basementy!” For your peace of mind, our basement waterproofing system comes with a Lifetime Warranty that is transferable when you sell your home. We have a team of extensively trained basement repair specialists in the Greater Toronto area who can work with you to find the best solution for your home’s basement.

Request a free estimate from your local basement expert

Clarke Basement Systems fixes leaky basements in Ontario, in areas like Toronto, Oshawa, Vaughan, Brampton, Barrie, Peterborough, Newmarket, Richmond Hill and neighboring towns and cities. Contact us today for a free wet basement repair estimate.

Other companies might try to sell you on inferior basement waterproofing solutions. Our products have been developed, patented, and perfected by Basement Systems®, Inc. -- the world's largest network of basement waterproofing contractors.