Family-owned crawl space repair and encapsulation contractor serving the Chicago area and parts of Indiana since 1979. Perma-Seal Basement Systems provides basement waterproofing, crawl space encapsulation, and foundation repair using patented products from the Basement Systems network.
Crawl Space EncapsulationInterior Drainage SystemStructural / Joist Repairfoundation_repair
Authorized Basement Systems dealerCleanSpace® network memberAward-winning service
Northeastern Illinois (Cook, Dupage, Lake, Kane, Will, McHenry counties) including Chicago, Aurora, Kankakee, Joliet, Naperville; parts of Indiana (Lake and Porter counties)
Chicago Basement Systems is an authorized Basement Systems crawl space repair contractor offering encapsulation, waterproofing, structural repair, and humidity control solutions for homes in Illinois and Indiana.
Crawl Space EncapsulationInterior Drainage SystemStructural / Joist Repair
Authorized Basement Systems crawl space repair company25-Year Warranty Against Rips & TearsPatented Crawl Space Vapor Barrier System
Illinois and Indiana, including DuPage County, Will County, Kankakee County, and Lake County; cities include Chicago, Naperville, Aurora, Mokena, Shorewood, Bolingbrook, Kankakee, Joliet, Cedar Lake, Crown Point, and surrounding areas
Chicago homeowners face common crawl space and foundation challenges driven by local soil and climate conditions. Moisture control, encapsulation, and structural repair are among the most-requested services.
What to Expect
Crawl space encapsulation in the Chicago area typically ranges from $5,000–$15,000 depending on square footage and moisture severity. Foundation repair costs vary widely based on the scope of work. Get multiple quotes from verified contractors.
Coverage Areas
Chicago-area contractors typically serve surrounding communities within a 30–50 mile radius.
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