Certified Consultants, technicians and installers who are ready to help.
- Free, no obligation inspection & estimate.
- Dependable solutions at the best value.
- Local service for projects big and small.
Basement Waterproofing and Foundation Repair Chicago & NW Indiana
Perma-Seal has been the most trusted basement waterproofing contractor and foundation repair specialist serving Chicago and Northwest Indiana since 1979.
We have a variety of services available for homeowners to control, repair, and even prevent problems with your foundation, basement, crawl space, sagging concrete and sewer related concerns.
Celebrating Over 40 Years of Making the World a Better Place
Since we began helping homeowners in the Chicagoland area, we have worked on over 400,000 homes to ensure they are protected from basement and crawl space flooding and unstable foundations. Using products and methods that we have tested and know work for the problems you face in your home, we will provide you with the best available repairs and preventive services in the industry. Perma-Seal guarantees that any product or scope of work that carries a warranty will be serviced free of charge for the entire warranty time frame.
Our Purpose is:
To Make the World a Better Place!
Our Mission is:
To build a sustainable organization.
Our Value Statement:
We accomplish our mission with passion, honesty and integrity.
We Live Our Values:
- We work hard…Seriously!
- We act with urgency.
- We do what we say we will do.
- We strive to be better.
- We are compassionate.
- We inspire creativity, optimism, and fun!
Why Choose Perma-Seal?
We are an industry leader that provides exceptional products installed by expertly trained professionals. Because many of our teammates are from the area and have been working here their entire lives, we know what type of problems to expect and how to appropriately assess and provide the best type of repair for each situation we come across. We treat every job as if we were performing the work on our own home.
Our informative video featuring Perma-Seal Basement Systems 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.
Customer Reviews and Testimonials
Sean came to inspect my waterproofing system. He was extremely courteous, efficient, and knowledgeable. He answered all of my questions completely.
I cannot even begin to thank you enough for all of your help with the location of the entry point of the water seepage in my basement. Your professionalism, friendliness and kindness are so very much appreciated. Perma-Seal is the best ever because of people like you! Thank you very much for all of your help.
Perma-Seal is The Recognized Industry Leader!
- 2016 & 2003 Better Business Bureau Torch Award For Marketplace Ethics
- A+ Rating With The Better Business Bureau
- 2021 Top Workplaces USA
- 2011 Philanthropic Community Award From Downers Grove Chamber Of Commerce
- 98.4% Customer Satisfaction (Based On Customer Surveys)
