McHenry Foundation Repair & Basement Waterproofing
Our team at Perma-Seal offers expert basement waterproofing and foundation repair services for homeowners in McHenry and surrounding areas across Northern Illinois.
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McHenry homeowners are no strangers to heavy rains, high water tables, and seasonal flooding—especially near the Fox River, Boone Creek, and along Crystal Lake Road. These conditions, combined with expansive soils and aging construction, create ongoing risks of basement water seepage and foundation damage.
At Perma-Seal, we’ve been serving McHenry and nearby communities like Johnsburg, Wonder Lake, and Crystal Lake since 1979. Whether you live near downtown McHenry, in the Prairie Ridge area, or along Bull Valley Road, our team understands the unique challenges of Northern McHenry County homes—and we know how to solve them.
How Perma-Seal Can Help
Our Services in McHenry
Basement Waterproofing
We protect McHenry basements from water intrusion caused by storms, river flooding, and high groundwater. Our solutions include:
Wall Crack Repair – We offer foundation crack repair services to seal leaky bsement wall cracks.
Cove Joint Drainage – Install basement waterproofing systems where the basement wall meets the floor.
Window Well Sealing – Ensure proper drainage around basement windows.
Foundation Repair
With McHenry’s clay soils and variable moisture levels, foundations can easily shift and settle. We repair:
Stair-Step Cracks – Often a sign of foundation settlement.
Bowing Walls – We offer expert repair services for bowed or leaning foundation walls.
Uneven Floors – Indicating foundation movement or instability.
Crawl Space Solutions
Many homes in McHenry and nearby areas have vented crawl spaces that are vulnerable to humidity and pests. We offer:
Vapor Barriers – Our crawl space encapsulation systems keep ground moisture out of your living space.
Dehumidifiers – Our PermaDry air purifier and dehumidifier system prevents mold and regulate air quality.
Vent Sealing – Block outdoor air to improve efficiency and comfort.
Concrete Repair & Protection
From sunken sidewalks to cracked driveways, McHenry homeowners rely on our long-lasting concrete services:
Concrete Lifting – We offer residential concrete leveling for various concrete surfaces around your home.
Concrete Sealing – Protect surfaces from salt, moisture, and freeze-thaw cycles.
Commercial Concrete Leveling – Our commercial concrete lifting services are designed for businesses, apartments, and public properties.
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 – Properly sized egress windows boost safety and natural light in your finished basement.
Attic & Basement Insulation – Our insulation services reduce drafts and save on energy bills.
Basement Plumbing – Ejector pumps, sump pumps, water heaters, and laundry tubs.
Sewer Line Services – Inspections, backup prevention, and repair.
Why Choose Perma-Seal in McHenry?
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
For over 46 years, Perma-Seal has provided trusted, permanent solutions for homeowners throughout McHenry County. As a family-owned company, we offer more than just repairs—we deliver peace of mind backed by an industry-leading warranty and unmatched customer service.
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
Preventive Maintenance Service
Keegan offered efficient and effective service. Polite and professional service.
Inspection
Jim B came to my house for an inspection. He was professional and thorough!
Crawl Space Encapsulation
A+ for Perma-Seal! They were so likable, courteous and well-mannered when they were in my home. They really went beyond my expectations and everything was as clean as a whistle… Read more “Crawl Space Encapsulation”