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 Palos Heights, IL
I have nothing but praise for Perma-Seal. They were all so nice, helpful and patient when answering questions about my foundation. The crew introduced themselves when they arrived and left the work ...
5
Basement Waterproofing in Glenview, IL
We had a great experience using Perma-Seal. The sales guy was really professional, took plenty of time to explain why the water seepage happens, showed us a really well designed computer presentation ...
5
Service Call On Crack Repair in Elmhurst, IL
Jamie from Perma-Seal performed a service call on a visible crack in the wall for Eric S. Eric was ecstatic about the work done and gave the crew the best overall ratings possible.