Our Tribe is here to help you!

As we are spending more time in our homes than ever before, many concerns are coming to light about the quality of the air indoors. Below you will see some resources to educate and assist you with your concerns. Be it concerns about air quality, a failed sump pump, sewage backing up into your home, or just a small leak that you don’t want to get worse – we can help!

For over 41 years, our purpose has been to “Make the World a Better Place” for you! Our consultants, technicians, licensed plumbers, electricians, customer service staff and I are working every day to help you maintain a safe and healthy home.

We are here for you!

Roy Spencer

Roy Spencer

Healthy air is essential, especially in your home.
Learn how to manage the quality of the air in your home to protect your family from harmful allergens, and spread of viruses with our Perma-Dry Air Filtration & Dehumidification system.

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.

Basement Waterproofing Services

Basement Waterproofing

Water seepage, leaking wall cracks, and flooded basement repair and prevention services.

Click here for more information >

Foundation Repair Services

Foundation Repair

Settling foundations, bowed walls and slanted floors. We can solve your problem.

Click here for more information >

Crawl Space Services

Crawl Space Solutions

Control humidity, improve indoor air quality, and create a gas/insect barrier.

Click here for more information >

Sump Pump Solutions

Sump Pump Solutions

Primary sump pump installation, best battery backup sump pump systems on the market.

Click here for more information >

Air Quality Services

Air Quality

Improve the quality of your air with a dehumidifier and air filter.

Click here for more information >

Concrete Lifting Services

Concrete Lifting & Leveling

We can raise, lift, and level any concrete slab on your property to make it safer and more attractive.

Click here for more information >

Yard and Drainage Solutions

Yard & Drainage Solutions

Standing water after rain, underground downspout & sump pump discharge extensions.

Click here for more information >

Basement Pre-Finishing Services

Basement Pre-Finishing

Waterproof, mold resistant wall finishing systems and total air quality improvement solutions.

Click here for more information >

Plumbing Services

Plumbing Services

Water heater replacement, ejector pumps, basement plumbing, & utility sinks.

Click here for more information >

Sewer Services


Sewer backup prevention, line replacement, and inspection services.

Click here for more information >

Basement Window Services

Basement Windows

Basement windows including window wells, egress windows, window covers, and drains.

Click here for more information >

Preventive Maintenance Services

Preventive Maintenance Service

We offer a service that will help keep your basement or crawl space dry all year round.

Click here for more information >

New Construction Waterproofing Services

Construction Waterproofing

Effective, dependable solutions to help prevent basement and crawl space seepage in your home.

Click here for more information >

Financing Options Available


Financing options through our SmartBuy program to help you get the services and peace of mind you need.

Click here for more information >

Basement Defender

Basement Defender

The only device that will test sump pumps every day and alert you to any mechanical problems before an emergency situation.

Click here for more information >

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 strive to be better.
  • We are compassionate.
  • We do what we say we will do.
  • We inspire creativity, optimism, and fun!
Roy Spencer, Owner and President of Perma-Seal

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

Our report card from Richard B in Elmwood Park shows his overall summary for the crack repair we did below: OVERALL EXPERIENCE: Perma-Seal delivers an exceptional customer experience. 5 I trust Perma-Seal to follow through on commitments. 5 I would recommend Perma-Seal to family and friends. 5 Please rank the overall quality of the work you received on the following scale 5
Richard B - Elmwood Park, IL 60707

Perma-Seal installed interior drain tile in our crawl space. The crew did a great job. They kept the house very clean in the midst of a very messy job. Good price.

Joe F. - Elk Grove Village, IL 60007
BBB Trophy

Perma-Seal is The Recognized Industry Leader!

  • 2016 & 2003 Better Business Bureau Torch Award For Marketplace Ethics
  • A+ Rating With The Better Business Bureau
  • 2011 & 2018 Chicago Tribune Top Workplace In Illinois
  • 2011 Philanthropic Community Award From Downers Grove Chamber Of Commerce
  • 98.4% Customer Satisfaction (Based On Customer Surveys)
Perma-Seal Logo