A-Proseal Inc

4.9 Star Rating From 100+ Reviews

Top-Rated Waterproofing Company in Chicagoland

A-Proseal has been Chicagoland’s trusted leader in basement waterproofing and foundation repair for over two decades.

Basement Waterproofing and Foundation Repair Experts in Skokie, Evanston, and Chicagoland

At A-Proseal, we set the standard for basement waterproofing and foundation repair services in Skokie, Evanston, and the Chicagoland area. As a fully licensed and insured, family-owned and operated business with over two decades of experience, we offer a 100% satisfaction guarantee on all our work. Our commitment to professionalism, reliability, and quality ensures the structural integrity of your home is in expert hands.

Our comprehensive service offerings are designed to address the unique challenges homeowners face with basement and foundation issues. Specializing in basement waterproofing, foundation repair, concrete leveling, window wells, interior drain tile systems, and sump pump installation, we employ industry-standard methods and state-of-the-art equipment to deliver durable, long-lasting solutions that go beyond temporary fixes. Our focus is on providing you with peace of mind and safeguarding your property’s value.

If you’re a homeowner in Skokie, Evanston, or the Chicagoland area grappling with basement or foundation concerns, A-Proseal is the authority you can trust. Our certified team adheres to the highest standards of quality and safety, effectively resolving issues related to moisture intrusion and structural degradation. We’re committed to ensuring your home remains a safe and comfortable living environment for you and your family.

Reach out to A-Proseal today for a comprehensive, no-obligation assessment tailored to your home’s specific needs. We offer the best in basement waterproofing and foundation repair services, all backed by our 100% satisfaction guarantee. Choose A-Proseal for a safer, more secure home—your satisfaction is our ultimate goal, and we stand by the quality of our work. Trust in our expertise and make the proactive choice for a durable, long-lasting home.

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A-ProSeal Is The Right Choice!

4.9 Star Google Rating

Satisfaction Guaranteed

Same-Day Estimates

Veteran/Senior Discounts

Our Services

Basement Waterproofing

Basement Waterproofing

Address wet basement challenges with our thorough crack repair and interior drain tile systems. Eliminate moisture concerns and enjoy a dry, functional space perfect for storage or recreation.

Foundation Repair

Foundation Repair

Protect your home’s structural integrity. With our interior and exterior solutions, including advanced underpinning and settlement adjustments, we ensure a solid foundation for your home, giving you peace and security.

Concrete Leveling

Concrete Leveling

Avoid the hazards of uneven surfaces. Our innovative polyurethane concrete raising method restores patios, driveways, and other surfaces to their original level, ensuring safety and aesthetic appeal.

Window Wells

Window Wells

Illuminate and safeguard your basement. Our window well services offer efficient drainage, durable covers, and repair solutions, ensuring a well-lit basement that’s also moisture-free and safe.

Sump Pumps

Sump Pumps

Guard against basement flooding. Our primary and backup sump pump solutions, from installation to maintenance, ensure consistent water management, keeping your space dry and damage-free.


Crawl Space Encapsulation

Optimize your crawl space. Our encapsulation techniques transform damp areas into dry, low-humidity spaces, enhancing your home’s overall health and energy efficiency.

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Seal and reinforce cracks in your home’s foundation to maintain its structural integrity. This service aims to prevent water intrusion and further deterioration, ensuring a stable and secure living environment.
Discharge Line Installation


Channel water away from your home’s foundation with essential components of a drainage system. Proper installation and maintenance of these lines help prevent flooding and water damage, safeguarding your property.

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Collect and redirect water that seeps into your basement by directing it to a sump pump for removal. This drainage solution is a long-term method for keeping your basement dry and preventing water damage.

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Basement Cracked Wall

Fix unsightly and potentially dangerous cracks in your basement walls. Specialized repair services restore both the structural integrity and appearance of your basement, ensuring a safer and more aesthetically pleasing space.

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Underpinning Systems

Stabilize your home’s foundation with advanced underpinning systems. These robust solutions ensure long-term structural security, effectively addressing issues like settling and shifting to keep your property on solid ground.

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Exterior Foundation Repair

Preserve the exterior of your home’s foundation with comprehensive repair services. Tackling issues like cracks, water damage, and erosion, these services are designed to keep your home safe, secure, and looking its best.

Our Process Is Easy!


Begin with a no-obligation, comprehensive on-site evaluation of your property. Our team will assess the specific challenges and needs without any cost to you, ensuring transparency from the start.


After the initial assessment, engage in a detailed discussion with one of our expert Advisors. They'll provide insights, recommendations, and a clear path forward tailored to your home's unique requirements.


With a clear plan in hand, our dedicated Installation crew gets to work. Rely on their expertise and commitment to ensure that the job, be it basement waterproofing or foundation repair, is completed to the highest standards of quality and efficiency.

100+ Amazing Reviews

"Fernando and his team did a terrific job! Work was done efficiently, on time and very professionally. The team was very courteous and respectful of the property. I would not hesitate to recommend A- Proseal to anyone in need of any of the services they provide. "
Roger Giza
"They did a great job! On time, excellent workmanship, and very reasonable pricing. The estimator was very thorough, took the time to explain exactly what the issue was and should be done to make proper repairs. The technician who came out was also very informative and went above and beyond. I would definitely recommend! "
Lisa Callahan
"A-Proseal provided prompt and courteous service from the initial consultation, to the proposal bid, to scheduling, through to completion. Workers were considerate to be neat and thorough in completing the work and answered any final questions I had."
Martin Spoerlein
"A-proseal is a company I would recommend to anyone that needs there basement drain tile replaced.After I received the estimate and agreed to the contact the job was completed in four days. I’m very pleased with the price, the work and the finished product. I can’t say enough good things about the men that preformed the work.The owner Fernando Ramirez was very helpful from start to finish. If I ever need more work done A-Proseal will be the one I call."
Charles Guthrie
"Hired this company to install 3 window well drains last year in August. The drains have been effective, even through all the heavy rains this year. The price was fair, and the crew was professional. We are happy with the results. I definitely plan on considering this company again in the future for concrete lifting. "
Deidre Wassilak
"A-Proseal was excellent to deal with. The job began when scheduled and was completed as promised. The men were respectful and ever so polite. I received a quality job with a very competitive price and I couldn’t be happier with my decision to use A-Proseal. Thank you Fernando and your crew for the excellent work you provided to correct the water issue I was experiencing!"
Anne Groh Beckman


Don’t let minor issues escalate into costly repairs. Contact us today for a free, no-obligation estimate and take the first step in securing your home’s foundation and basement.