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

Foundation Repair in Hammond, IN
I felt dumb because I didn't know what I needed for my house. My front door had a gap at the bottom and its made my utility bills higher. I was compaining to a guy friend and he said call Perma-Seal. ...
Foundation Crack Repair in Bartlett, IL
Blas from Perma-Seal repaired a crack for Vicki R. in Bartlett, IL. Vicki gave Blas and the crew a perfect rating.
Service Call On Crack Repair in Elmhurst, IL
We called to get a concerning crack checked, and everything went very easily. The service man came at a convenient time, was thorough in his inspection, and we received an economical bid. Overall a ...