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Basement Waterproofing and Foundation Repair in Markham, ON

Learn about Clarke Basement Authority's basement waterproofing and foundation repair services for homeowners in Markham, ON.

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Toronto Local Office

Clarke Basement Authority

12029 McCowan Rd
Stouffville, ON L4A 4C3




Hours of Operation

Monday – Friday: 6 am – 10 pm
Saturday: 7 am – 10 pm
Sunday: 9 am – 10 pm

Award-Winning Solutions in Markham

Clarke Basement Authority, a Groundworks company, specializes in basement waterproofing and foundation repair in Markham, ON. Since 2003, we’ve provided local homeowners with world-class customer service, custom-engineered products, and comprehensive warranties. Our team can resolve your basement or foundation issue and protect your home from further damage. Schedule your free inspection and estimate today.

The Clarke Basement Authority Process

Schedule Free Inspection

One of our contact center representatives will reach out to you to determine your problem and set the best time for one of our certified field inspectors to visit your home.

Consult with Our Certified Inspector

Our certified field inspector will visit your home to observe the problems in your home and inspect other areas of your home that may have been impacted.

Installation of Customized Solutions

Our professional production crew installs patented solutions in each home with care and strives to leave the area better than we found it.

Schedule Inspection

Why Homeowners Choose Clarke Basement Authority

We’re your go-to experts for basement waterproofing and foundation repair in the Greater Toronto Area. Count on us to fix your sinking foundation, moldy basement, or wet crawl space!

Trust our experts to create a safer and healthier environment in your Markham home. We utilize custom-engineered products based on your unique needs, such as wall anchors and foundation piers. 

Our Services For You

Foundation Repair in Markham, ON

Markham receives nearly 100 centimetres of rainfall annually, which might cause clay soils under your property to expand. When this happens, your foundation could be at risk. Clarke Basement Authority solves this challenge with our foundation repair solutions, including helical and slab piers. Our team can stabilize your foundation, providing ongoing peace of mind.

Crawl Space Repair & Encapsulation in Markham, ON

A wet crawl space often leads to mold, pests, and other issues, threatening your loved ones and your home’s stability. Our crawl space repair and encapsulation products, such as dehumidifiers and sump pumps, protect this part of your home.

Basement Waterproofing in Markham, ON

Water in your basement can also damage your property, so you’ll want to tackle this problem immediately. Our basement waterproofing service includes installing wall vapor barriers and interior drainage systems, keeping your downstairs space in tip-top condition. We recommend contacting our team if your basement regularly floods or you notice signs of water intrusion.

FAQs

It depends on the size and scope of your repair project. Our team will provide an accurate time estimate after inspecting your home.

We offer flexible financing options that let you pay for our services in installments. Contact us to learn more.

Uneven floors, wall and floor cracks, and sticking doors and windows might mean you need professional foundation repair. Other signs include bouncing floors, nail pops, and wall shearing.

Service area map for GW Toronto

Service Areas

Clarke Basement Authority

12029 McCowan Rd
Stouffville, ON L4A 4C3