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 37 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 Vision is:

To Make the World a Better Place

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

Average rating for Perma-Seal is 5 stars of 5 stars - based on 208 reviews
5
Sewer Line Camera Inspection in Glencoe, IL
A shoutout for Kenneth Allen Laundie, who came out on a very cold day and performed the inspection with professionalism and courtesy.
5
Foundation Repair in Glenview, IL

The work was great and I am extremely satisfied with what Perma-Seal did for me. Your consultant Dan Arcus was top notch and professional.

5
Foundation Repair in Bridgeview, IL
When we found two cracks in our basement wall while clearing the area for the installation of a new furnace, we thought of Perma-Seal first. They repaired cracks in our basement walls a few years ...