For a FREE no-obligation estimate in Kansas City, MO, please fill out the estimate form and Thrasher Foundation Repair will contact you shortly.

Get a Free Estimate

Your info
Schedule your inspection
Review & Submit

Customer Information

Please select a service
Please enter more details
Please specify how you found us

Street Address

How would you like to schedule?

Pick a date and time that works for you

Please select a day for your appointment
Please select a time

Customer Information

Inspection for:

Comment:

Heard about us from:

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: Kansas City, 64114


The foundation on one side of our house has sank a little bit and parts of our walls looks like they may be pulling apart where the basement meets the crawl space.

Neighborhood: North Highland Court, Kansas City, 64155


We have cracks in walls and doors will not open easily.

Neighborhood: Kansas City, 64114


Structural engineer suggests epoxy injections in basement cracks. Would also like an inspection of wall braces. Home is 100 years old.

Neighborhood: Woodland, Kansas City, 64106


Water in my basement

Neighborhood: Kansas City, 64130


Concrete repair

Neighborhood: N Virginia Ave, Kansas City, 64165


Standing water on driveway. Crack on driveway. Foundation drainage pipe. General inspection. Service Selected: Something else

Neighborhood: Kansas City, 64114


Cracks in the wall and doors, not closing properly. Service Selected: Foundation cracks or sinking Selected Appointment: Mon, Oct 13, 2025 @ 1:00 PM Salesforce ID: 08pUH000003lmc9YAA Salesforce Appointment #: SA-1054393

Neighborhood: North Tracy Avenue, Kansas City, 64155


There are worsening cracks in the wall & tile floor. I would also like a quote to level the concrete driveway & entry walkway Service Selected: Foundation cracks or sinking

Neighborhood: Agnes Avenue, Kansas City, 64127


I have a 121 year old home with a number of cracks that I'd like to have assessed in case there's any underlying structural problems

Neighborhood: Kansas City, 64118


Sidewalk and driveway concrete lifting and leveling.

Neighborhood: Kansas City, 64111


I have I think all the foundation/ structural issues. Looking to get an estimate for fix. Need main beam fixed, sagging floors as a result of settlement fixed. Other issues you may identify for discussion.

Neighborhood: Kansas City, 64155


The bricks by our front door are shifting and bowing away from the house, creating a gap between the brick and the wood. Service Selected: Bowing Walls

Neighborhood: Campbell Dr, Kansas City, 64146


Wet basement after heavy rain

Neighborhood: Kansas City, 64118


Concrete repair

Neighborhood: Kansas City, 64157


Washout along driveway and under front patio

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.