Perma-Seal Basement Systems

For over 45 years, Perma-Seal has been the trusted name in basement waterproofing, foundation repair, concrete leveling, plumbing, and attic insulation throughout Chicagoland and Northwest Indiana.

With more than 500,000 homes served, we’re proud to deliver permanent solutions that protect and improve the health, safety, and value of our customers’ homes.

Whether it’s fixing a cracked foundation, sealing air leaks in your attic, or preventing basement flooding, our Certified Experts are trained to do the job right the first time.

We’re more than just a home services provider, we’re a values-driven team dedicated to making the world a better place. Through community giving, a strong company culture, and a focus on long-term customer satisfaction, the Perma-Seal Tribe leads with integrity.