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 214 reviews
5
Foundation Repair in Mchenry, IL
Dealing with Perma-Seal was a great experience from the small repair price to dealing with the people. Our basement consultant answered every questions and explained everything clearly. Awesome job ...
5
Sump Pump Battery in Park Ridge, IL
Kenneth from Perma-seal installed two sump pump batteries for Brian F. of Park Ridge, IL. Brian gave Kenneth the highest ratings for his service.
5
Basement Waterproofing in Chicago, IL
I had water coming in through two spots in the basement. I was shown all options and pricing but he recommended the cheapest option for one of the leaks (the other was due to the access door) saying ...