
If you live in University City, MO and are noticing cracks in your foundation, signs of water in your basement, or sinking concrete, you need a reliable and experienced contractor you can trust. Cornerstone Structural Repair & Waterproofing is proud to be a leading foundation repair contractor in University City, MO. We specialize in a wide range of structural repair and waterproofing services, including foundation crack repair, basement waterproofing, egress window installation, and concrete repair and leveling.
University City is known for its rich history and charming homes, many of which are decades old. While these homes offer timeless appeal, their age also means many have experienced shifting foundations, basement moisture problems, and worn or sunken concrete. At Cornerstone, we combine cutting-edge repair techniques with deep local knowledge to provide permanent solutions tailored to your property. To learn more about our solutions or request a quote for foundation or basement waterproofing services, contact our team online or by phone today.
Why Homes in University City Experience Foundation Problems
Unique Challenges of Local Soil and Weather
University City sits within the St. Louis region, where heavy clay soils expand and contract significantly with changes in moisture. Over time, this natural movement can put enormous stress on a home’s foundation. Combine this with seasonal rain, snowmelt, and older drainage systems, and it’s no surprise many local homeowners face structural issues.
Typical signs of foundation problems in University City include:
- Vertical or stair-step cracks in foundation walls
- Uneven or sloping floors
- Doors or windows that stick or no longer close properly
- Water seepage or pooling in basements
- Sunken or cracked concrete around the property
If you notice any of these symptoms, it is important to act quickly. The sooner you address structural issues, the less invasive and costly the repair process will be.
Our Professional Foundation and Waterproofing Solutions
Comprehensive Services for Lasting Results
As a full-service foundation repair contractor in University City, MO, Cornerstone offers a wide range of solutions to address your property’s needs:
- Foundation Crack Repair: Using epoxy and polyurethane injections, we seal cracks and restore the structural integrity of your foundation.
- Basement Waterproofing: Our interior and exterior waterproofing systems keep basements dry year-round. This includes sump pumps, drain tile systems, vapor barriers, and more.
- Concrete Repair and Leveling: Using advanced leveling techniques, we lift and stabilize sunken concrete slabs without the need for complete replacement.
- Egress Window Installation: Improve safety, natural light, and code compliance in your basement with professionally installed egress windows.
All of our solutions are designed with durability and long-term performance in mind. Every repair is completed by trained professionals and supported by our life-of-structure warranty.

Why Choose Cornerstone in University City
Local Experience You Can Trust
We have years of experience working on homes throughout University City and the greater St. Louis area. We understand the local architecture, the unique soil conditions, and the needs of both older and newer homes.
Lifetime Warranty Protection
Our life-of-structure warranty gives you peace of mind knowing that your investment is protected. We stand by our work and will always be available if issues arise in the future.
Honest Assessments and Clear Communication
We believe in integrity. Our team offers free, no-obligation inspections, explains your options in clear terms, and never uses high-pressure sales tactics.
Frequently Asked Questions for Our Foundation Repair Contractor in University City, MO
What are the most common signs of foundation damage?
Signs include wall cracks, uneven floors, gaps around windows and doors, and moisture in the basement. If you observe any of these, it’s best to have your home evaluated by a professional.
How much does foundation repair cost in University City?
The cost can vary based on the type and severity of the issue. We offer free inspections and detailed estimates so you know exactly what to expect.
Learn more about Foundation Repair Costs.
Can you work on historic homes?
Yes. We have extensive experience working on older homes and understand the care needed to preserve their structure and character while making necessary repairs.
How do you waterproof a basement?
Depending on the issue, we may recommend interior drainage systems, exterior waterproofing membranes, sump pump installation, or a combination of methods to ensure your basement stays dry.
Learn more about our Basement Waterproofing Systems.
Do you guarantee your work?
Yes. All structural and waterproofing repairs are backed by our life-of-structure warranty, offering long-term protection and customer satisfaction.
Contact the Leading Foundation Repair Contractor in University City, MO
Don’t wait until small cracks become serious problems. At Cornerstone Structural Repair & Waterproofing, we are committed to helping homeowners in University City protect their property and maintain its value.
Whether you’re dealing with a leaky basement, shifting foundation, or uneven concrete, we have the expertise and local experience to provide lasting solutions. Let us restore your peace of mind with professional repairs and our industry-leading warranty.
Call today or contact us online to schedule your free inspection. See why so many homeowners in University City and across St. Louis trust Cornerstone for dependable, affordable foundation repair and waterproofing solutions.

