Proven waterproofing systems since 1979

Your Basement Solution in Chicago

Perma-Seal has been the most trusted basement waterproofing contractor and foundation repair specialist serving Chicago and Northwest Indiana for over 36 years. Our informative video featuring Perma-Seal Founder, Roy Spencer and National Home Improvement Expert, Lou Manfredini will help you understand how and why Perma-Seal is dedicated to providing you with a superior customer experience and the greatest value for your home.

Our Mission is:

To build a sustainable organization that is dedicated to...

  • Providing a superior customer experience and the greatest value.
  • Doing the right thing for our Clients, Tribe, Partners and Community.
  • Continual improvement through innovation and self-evaluation.

Featured Reviews

Basement Waterproofing in Barrington, IL

We had a very friendly and knowledgeable sales person and installers. We are completely satisfied thus far with the work completed and we would recommend Perma-Seal to our friends and family.

Alyssa C. - Barrington, IL 60010
Foundation Repair in Bridgeview, IL
Excellent quality and service, you get what you pay for! I had Perma-Seal out in March 2013 to repair 5 cracks in my foundation and replace both sump pumps before the big flood of April 2013. The ...
David A. - Bridgeview, IL 60455
Foundation Repair in Chicago, IL
Perma-Seal Basement Systems sealed a large crack in the foundation where water was constantly seeping into a room in our basement. They were here for several hours because there was constant water ...
Tony K. - Chicago, IL 60611