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

5
Basement Waterproofing in Chicago, IL
Being at a low spot in my neighborhood, the heavy rains we get periodically through the year, and the amount of water I was seeing getting pumped out during those rains, I wanted some assurances of ...
Rudolph C. - Chicago, IL 60622
5
Basement Waterproofing in Chicago, IL
Perma-Seal trenched the perimeter of my basement, installed drainage and sump pump system, and lined walls with waterproof membrane. They were punctual and finished the project early. With the ...
Dan J. - Chicago, IL 60619
5
Basement Waterproofing in Chicago, IL
Perma-Seal arrived on time on the designated date to perform the contracted services. All of the employees were very professional and knew their jobs very well. The work was performed in the allotted ...
Will C. - Chicago, IL 60623