Oak Lawn Foundation Repair & Basement Waterproofing
Our team at Perma-Seal offers expert basement waterproofing and foundation repair services for homeowners in Oak Lawn and the surrounding south and southwest suburbs.
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Oak Lawn residents understand how quickly Chicagoland weather can impact their homes. From spring thunderstorms to saturated clay soil in neighborhoods like Kolmar and Stony Creek, homeowners often face challenges like basement water leaks and shifting foundations. Nearby creeks and older sewer systems can further increase the risk of seepage, cracks, and humidity issues.
Since 1979, Perma-Seal has helped homeowners in Oak Lawn, Evergreen Park, Burbank, and the surrounding southwest suburbs keep their homes safe, dry, and structurally sound. Whether you live near 95th Street, Central Avenue, or the quiet residential areas south of Southwest Highway, we deliver long-lasting solutions tailored to your home’s needs.
How Perma-Seal Can Help
Our Services in Oak Lawn
Basement Waterproofing
From finished basements to storage areas, water has no place in your home. We fix water intrusion issues like:
Wall Cracks – We offer expert wall crack repair services to seal leaky basement walls.
Wet Basement – Our team installs complete basement drainage systems to keep your space dry.
Window Well Seepage – We ensure your window wells are properly sealed and drained to prevent flooding.
Foundation Repair
Oak Lawn’s expansive soils and temperature swings can cause foundation movement. We repair:
Stair-Step Cracks – Signs of foundation settlement or lateral pressure.
Bowing Walls – We stabilize bowed or leaning walls using industry-proven methods.
Uneven Floors – We address structural shifting with tailored foundation repair solutions.
Crawl Space Solutions
Homes with crawl spaces—especially those built in the mid-20th century—often struggle with high moisture and poor air quality. We offer:
Vapor Barriers – Our crawl space encapsulation systems seal off ground moisture.
Dehumidifiers – Improve indoor air quality with professional dehumidification.
Vent Sealing – Close off external vents to improve energy efficiency and keep out pests.
Concrete Repair & Protection
Uneven or cracking concrete isn’t just a trip hazard—it’s a sign of soil movement. We provide:
Concrete Lifting – Raise sunken concrete on sidewalks, driveways, and patios.
Concrete Sealing – Protect your surfaces from freeze-thaw damage and staining.
Commercial Concrete Leveling – Ideal for retail centers, schools, and multi-unit buildings.
Additional Services
In addition to our waterproofing & foundation repair services, we also offer a variety of services designed to help you keep your home comfortable and dry year-round:
Egress Window Installation – Improve safety and natural light in your basement with a new egress window.
Attic & Basement Insulation – Eliminate drafts and reduce energy bills. Get new insulation for your home.
Basement Plumbing – Ejector pumps, water heaters, and custom installations.
Sewer Line Services – Camera inspections, clog prevention, and repairs.
Why Choose Perma-Seal in Oak Lawn?
When it comes to keeping your home safe and dry, you have plenty of options. But not all companies provide the same level of experience, quality, and personal service. So why should you choose Perma-Seal?
First off, we’re a family-owned business with over 46 years of experience serving homeowners in the Chicagoland area. Our track record speaks for itself, and we pride ourselves on building long-term relationships with our customers.
We specialize in everything from basement waterproofing and foundation repair to concrete lifting and leveling. No matter what issues you’re facing, we have a solution tailored to your needs.
Plus, we offer an industry-leading warranty to give you peace of mind. Our skilled technicians have thousands of hours of training, ensuring top-notch service and high-quality work every time.
Check out our reviews online to see what our customers have to say. We’re known for our friendly, knowledgeable service, and we’re committed to getting the job done right.
If you need expert help with your home, give us a call today for a free consultation. We’ll take care of your home like it’s our own!
Contact Our Team To Schedule Your Free Estimate and Appointment
Whether you’ve noticed water in the basement, cracks in your foundation, or sinking concrete around your home, Perma-Seal is here to help. If you would like to talk to someone about the solutions above, feel free to fill out the form on our contact us page or call our team at 800-421-7325 to schedule your free estimate.
Trusted By Thousands of Homeowners
basement waterproofing estimate
George Heller is super friendly, professional, thorough, and informative! Signed proposal with Perma-Seal and look forward to having the job done soon. Thanks!
Preventive Maintenance Service
He explained everything and was easy to work with. john deserves a raise
Sanidry replacement
Christian and Anthony completed the service quick and explained everything well. I was very happy with the service.