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Thrasher Foundation Repair is your leading basement waterproofing company for your Kansas City home. With over 45 years of experience, our skilled team of structural engineers will install interior waterproofing systems, crawl space repair solutions, mold remediation techniques and egress windows. Our basement waterproofing contractors come to your home free of charge and obligation to inspect the problem area and provide a written estimate. Contact us today to schedule your appointment for your free estimate!

Trusted Basement Waterproofing Services in Kansas City

At Thrasher Foundation Repair, we offer proven solutions for your wet basement. Our basement waterproofing systems will keep your basement water and moisture free for years to come. We identify the cause of the problem and install the right basement waterproofing solution for your unique situation.

Egress windows

Our state-of-the-art egress windows come fully equipped with a 10-year warranty and a 5-year workmanship guarantee. We abide by all coding regulations and handle all permits. Our process for egress window installation is simple:

Interior waterproofing system

With more than 45 years of experience, Thrasher has a reputation for providing high-quality, long-lasting basement waterproofing solutions. We have access to more than 30 patented basement repair products designed to keep your basement clean, dry, and odor-free.

Sump pumps

Rely on a patented sump pump system installed by Thrasher Foundation Repair to keep your basement dry for years to come.

Dehumidifier

If there is high humidity and musty odors downstairs, it will affect the upstairs environment. For dehumidification in basements and enclosed crawl spaces, we recommend the SaniDry Sedona Dehumidifier. We have installed many different dehumidifiers over the years, and this system is the most effective and energy-efficient we have found.

Get a free estimate

At Thrasher Foundation Repair our priority is efficiency, property protection, satisfaction and respect for you and your home. We proudly serve Kansas City, MO and nearby. Contact us today to schedule your free estimate.

Why your Kansas City basement is wet

Your basement may be wet due to flooding. A wet basement can cause wood damage, dry rot damage, mold problems and other unnecessary issues in your home. Although the nature of the problem isn’t always clear, the expert basement waterproofing contractors at Thrasher Foundation Repair strive to find the root of the problem to give you a one-time fix. Contact our skilled basement waterproofers to schedule your free estimate!

Recent job requests in Kansas City

Neighborhood: Cedarbrooke Lane, Kansas City, 64131


Water in my basement

Neighborhood: North Manchester Avenue, Kansas City, 64119


Cracking if garage corner wall Service Selected: Foundation cracks or sinking

Neighborhood: Fuller Ave, Kansas City, 64134


Service Selected: Foundation cracks or sinking

Neighborhood: Mercier St, Kansas City, 64114


Walls are bowing, coming inwards and cracking in the basement. Foundation is sinking.

Neighborhood: Kansas City, 64118


Exterior concrete retaining wall next to garage is leaning. I am interested in having a quote to push it back to vertical.

Neighborhood: Beacon Ave, Kansas City, 64134


There is water that leaks in through my basement when we get heavy rains. I have fixed two spots with improving the grading around the front, but it looks like water is coming in through a previously repaired crack on the basement wall. I also have water that comes through from a poorly repaired spot on my back patio concrete.

Neighborhood: Kansas City, 64157


The front steps to our home are sinking and pulling away from the porch. The attached walkway is also sinking. We would like the steps and walkway lifted/leveled, as well as the void under the steps/porch filled. There may also be a void under the driveway that we would like assessed. Service Selected: Concrete repair

Neighborhood: Kansas City, 64154


Slab under our back porch has a gap between the concrete and gravel underneath, probably 2-3 inches o space where I can reach my hand in between.

Neighborhood: Kansas City, 64151


Some water coming into basement by center wall of the house. Plumber looked at it and doesn't think it is plumbing related

Neighborhood: Kansas City, 64119


Yesterday I pressure washer my patio, need cracks sealed up Service Selected: Concrete repair

Neighborhood: Northeast Kelsey Road, Kansas City, 64116


Cracks in the basement

Neighborhood: Holmes Rd, Kansas City, 64131


A corner of my slab foundation is sinking and causing drywall cracks and window issues

Neighborhood: N Dawn Ct, Kansas City, 64151


Level my driveway

Neighborhood: Kansas City, 64114


Crawl space problems

Neighborhood: Cherry St, Kansas City, 64110


Getting estimates right now to see how to stabilize my front porch that is sinking:)

Neighborhood: Kansas City, 64155


A small amount of water enters through a crack that was previously repaired in a corner of our basement.

Neighborhood: Kansas City, 64130


Foundation cracks or sinking

Neighborhood: Kansas City, 64154


Concrete repair

Neighborhood: N. Mattox Ave., Kansas City, 64151


The edge of our patio has dropped over time and now water covers it after watering the lawn or during rainfall. The patio is underneath a porch which rests on posts.

Neighborhood: Kansas City, 64114


When it rains heavily, some water leaks down into the (unfinished) basement. It is a small amount and not ruining anything. I believe I know where the water is leaking in from. Id like someone to take a look and give me a quote for fixing the problem. Thanks!