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What issue are you experiencing?

Cracks, water intrusion, crawl space moisture, settlement, etc.

Foundation Repair, St. Louis, MO

We Treat Your Home Like Our Own


4.8/5 Rating with 2,000+ Reviews
Acculevel, Inc. BBB Business Review

What We Do

We are a foundation repair company proudly serving homeowners across St. Louis, Missouri, and the surrounding metropolitan area. Our mission is to deliver reliable, permanent foundation repair solutions that account for the unique soil conditions and housing characteristics found throughout the region.

If you are looking for foundation repair near you or need foundation repair in St. Louis, Missouri, our knowledgeable team is prepared to help. Homes in areas such as South City, Clayton, University City, and neighborhoods near Forest Park often experience foundation issues caused by clay rich soils, aging construction, and inconsistent drainage patterns. Because these factors can place ongoing stress on foundation systems, we focus on solutions that stabilize structures and protect homes long term.

Cracked Or Bowing Foundation Walls

Foundation walls are designed to support your home, but they are not intended to withstand prolonged pressure from soil movement and moisture changes. In St. Louis, frequent rain events combined with dense clay soils can increase pressure around foundation walls over time.

This pressure may lead to cracking, inward wall movement, or uneven floors, especially in older homes with original foundations. Since foundation walls are essential to the safety and stability of the entire structure, these problems should never be ignored. Partnering with a trusted foundation repair company in St. Louis helps ensure the root cause is addressed and your home remains structurally sound for the future.

Settling Foundation

Cracks in walls, sloping floors, or doors that suddenly feel tight in their frames can all point to foundation settlement. In St. Louis, these issues are frequently linked to clay rich soils, aging housing stock, and fluctuating moisture levels throughout the year.

Homes in areas such as South City, Webster Groves, Florissant Valley, and neighborhoods near the Mississippi River often sit on soils that expand when wet and contract during dry conditions. Over time, this constant movement can cause sections of the foundation to sink or shift unevenly.

As settlement occurs, the structure above the foundation responds to that imbalance. Because framing materials are designed to stay rigid, they may begin to warp, crack, or pull apart at connection points as stress accumulates.

This movement often shows up inside the home as drywall cracks, uneven ceilings, or doors and windows that no longer operate properly. These symptoms usually develop gradually but can accelerate if moisture issues persist around the foundation.

Stabilizing the affected portion of the foundation is essential to stopping further movement and protecting the home from continued structural stress.

Leaning Chimney

Erosion and Settling are the most common causes for a leaning chimney. As water flows through soil, it can cause the earth beneath or around your home to erode, leaving your foundation on less stable ground.  

Helical piers are the best repair option for a leaning chimney.

The Next Step

If your St. Louis home is showing signs of foundation problems, early evaluation is key. Schedule a free in home assessment to determine the cause and explore the most effective foundation repair options for your property.

Bowed Walls

Bowing or leaning foundation walls are a common concern in St. Louis basements. Prolonged soil saturation, poor drainage, and hydrostatic pressure can push foundation walls inward over time.

Older homes in areas like University City and parts of North County are particularly susceptible due to original construction methods and limited exterior waterproofing. Without proper reinforcement, bowing walls may continue to move, increasing the likelihood of cracking and long term damage.

Cracked Walls

Cracks in masonry or interior finishes are often connected to foundation movement beneath the home. In St. Louis, these cracks may appear alongside sticking doors, uneven floors, or separation at wall and ceiling joints.

A thorough foundation inspection can identify whether these visible symptoms are related to settlement, wall movement, or shifting soil conditions.

Leaning Chimney

A leaning chimney in St. Louis is often caused by soil erosion or settlement beneath the chimney footing. Heavy rain, improper drainage, and soil washout near the foundation can all contribute to this issue.

Because chimneys are structurally independent from the rest of the home, they may move at a different rate than the main foundation. Addressing the underlying settlement is critical to preventing further separation or collapse.

Uneven Concrete

Concrete surfaces around St. Louis homes may sink or crack as soil conditions change. Driveways, patios, and garage slabs are especially vulnerable when supporting soil becomes compacted or eroded.

Correcting uneven concrete helps improve safety, drainage, and the overall stability of the areas surrounding the foundation.

Watch Acculevel In Action

Foundation Repair FAQs

What are common signs of foundation problems?

Wall cracks, sticking doors/windows, uneven floors, gaps at trim or cabinets, and leaning chimneys are typical indicators.

How do you fix bowing or cracking walls?

We offer engineered solutions like carbon fiber reinforcement or anchors, based on severity and exterior access.

Will I need to move out during repairs?

No. Most work is completed while you remain at home with minimal disruption.

How long do repairs take?

Many projects finish in 1–3 days, depending on scope and access.
Common signs include cracks in walls or floors, sticking doors or windows, and uneven floors. If you notice these issues, schedule a free inspection to identify the cause and recommended solution.
Most projects can be completed in a few days. The exact timeline depends on the severity of the issue and the type of repair. Our team will give you a clear timeline during your consultation.
Yes. We partner with leading financing providers so you can repair your home now and pay over time. Ask about our flexible payment plans during your free inspection.
We minimize disruption whenever possible. Many repairs are completed from the exterior, and our crews respect your property, leaving it clean once the job is finished.

Are repairs warrantied?

Yes—structural solutions include strong warranty options; your project manager will review specifics.

Our Completed Projects in St. Louis, MO

Take a look through our recently completed projects to see real foundation repair and basement waterproofing work. Each project shows how Acculevel approaches planning, installation, and respect for your home.

Addressed a significant crack in the basement foundation for William. The repair process involved excavation and reinforcement to prevent further damage and ensure stability. Approximate cost for this essential repair was around $10,100. This project was crucial in maintaining the structural integrity of the home in the 63122 area.

March 7, 2026

Near St. Louis, MO

We've just completed the installation of a sump pump in William's basement as a crucial waterproofing measure. This setup will effectively manage water flow and safeguard the area from potential flooding, ensuring a dry and secure environment. The job was efficiently executed in the 63123 area at an approximate cost of $3,500.

March 7, 2026

Near St. Louis, MO

Tackled a settling issue at the back of a garage, where the addition was separating from the main structure. Our team used stabilization methods to secure the foundation, addressing cracks in the floor and ensuring the doors function smoothly. The project, completed in the 63129 zip code for approximately $5,800, enhances stability and prevents future issues.

March 7, 2026

Near St. Louis, MO

Addressed a water leakage issue at Todd's foundation base by implementing comprehensive waterproofing solutions. The cause appeared to be due to grading or drainage problems. Our team installed necessary waterproof membranes and drainage systems to prevent further water intrusion and potential mold development. The work was carried out in zip code 63125, with an estimated cost of around $3,500.

March 7, 2026

Near St. Louis, MO

We addressed a significant issue where one side of the foundation was sinking, coupled with a crack where the home and its addition meet. The crawl space was adequately sized, more than 18 inches tall, allowing us to efficiently perform the necessary repairs. This project in the 63125 area cost approximately $10,100 to ensure stability and prevent further structural issues for Debra.

March 7, 2026

Near St. Louis, MO

We're looking at a job involving a broken or bowing ceiling joist under the kitchen, attributed to previous water damage. The kitchen flooring shows significant wear with visible cracking, likely from the foundational issues beneath. Property manager Maya resides outside of the city, so coordination will be with on-site tenants. There is a concern about whether permits are necessary before commencing work, compounded by uncertainty about the foundation type. The estimated cost for repairs is around $3,900.

March 7, 2026

Near St. Louis, MO

We've successfully tackled a basement water intrusion issue by reinforcing the foundation with waterproofing solutions. Addressing the cracks that were letting moisture in was a priority, and we've installed a drainage system to effectively manage water direction. The investment for this thorough repair and protection service is around $12,700, providing much-needed peace of mind for Tabitha.

March 6, 2026

Near St. Louis, MO

Recently completed a job to level a sinking concrete patio that was moving toward the foundation. Slabjacking was used to lift and stabilize the surface, ensuring structural integrity and safety. The repair was vital in preventing further sinking and potential water pooling issues. This service was provided for Anthony within the 63123 area at an approximate cost of $2,500.

March 6, 2026

Near St. Louis, MO

We recently tackled an issue of cracking and pooling water on a property. The driveway and walkway had multiple cracks, which we addressed by performing slabjacking to realign and stabilize the surfaces. Additionally, the drainage was improved to prevent water pooling around the home. This essential repair was completed to aid in preventing further structural damage, with an approximate cost of $8,800.

March 6, 2026

Near St. Louis, MO

Get a Free On-Site Consultation & Estimate

Start with a Professional Inspection
We want to make your repair process simple and stress-free. When you fill out our contact form, a team member will reach out within 48 hours. We'll ask about your home’s symptoms and schedule an on-site inspection to assess your needs and walk you through next steps.
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Submit the form below or call today! One of our experienced project managers will visit your home for a FREE 30 – 60 minute inspection!
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I give consent for Acculevel, Inc. to collect my contact details and text or email me concerning this request and future company updates, appointment reminders, and customer service communications. Messaging frequency varies based on requested service. Message and data rates may apply.

I also agree to the Privacy Policy and Terms and Conditions. Text "STOP" to cancel at any time. Text "HELP" for customer assistance.
94

k+

Happy Customers
8.2

k+

Zip Codes Served
29

+

Years in Business
200

+

Team Members

Top Rated Foundation and Basement Leak Repair Experts

Foundation repair is no easy task. Let our expert team handle all of your home’s issues.

We’re your local Foundation Repair and Crawl Space Experts, proudly servicing homeowners across Indiana, Kentucky, Illinois, Michigan, Ohio, Missouri, Wisconsin, and Iowa, as well as Western and Central Pennsylvania and Virginia, portions of West Virginia, Southeastern Minnesota, Eastern Nebraska, and Northeast Arkansas.

For us, it’s not about a hard sell. It’s about finding the solution and stopping the problem at the source. We are committed to always telling you when you need a repair, and when it can wait.

Our Guarantee

Solution

We provide permanent solutions using the most technologically advanced repairs to help keep your home on a safe foundation.

Warranties

Our company always back our work with lifetime warranties and the best customer service in the industry!

Estimates Before

We will not do any unnecessary work after your inspection and estimate is. We encourage homeowners to get estimates before hiring.

Acculevel Service Areas

See What Your Neighbors Think

Real reviews from homeowners on Google
“I was impressed by the level of detail in the consultation. The representative was knowledgeable and friendly, making the process stress-free.”
— Zach K.
“The team at Acculevel was professional and thorough. They answered all my questions and provided a clear plan for my project.”
— Danielle R.
“Acculevel exceeded my expectations. The appointment was informative, and I felt confident in their expertise.”
— Jeremy B.

Don't wait – protect your home now

Foundation and waterproofing issues only get worse over time. Enter your ZIP code to see if you're in our service area and schedule a free inspection.
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