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 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

Waterproofing in Tinley Park, IL

On time, professional waterproofing job. It was done quickly with no mess, awesome job.

Russ T. - Tinley Park, IL 60487
Basement Waterproofing in Roselle, IL
They fixed leaks in the basement floor by digging and inserting drain hose at the interior perimeter of basement floor and directed the drainage to a new sump pump. I have not seen a drop of water ...
Tony P. - Roselle, IL 60172
Waterproofing in Harwood Heights, IL
I had seepage in my basement and the company was able to send out a sales consultant right away. Jeff came out and figured out the problem very quickly and was able to give an estimate that I felt ...
James G. - Harwood Heights, IL 60706