Locally owned and operated for 51 years, Perma Jack of St. Louis is the area’s most trusted residential and commercial waterproofing and foundation repair provider. Perma Jack patented the first remedial steel pier stabilization system, which revolutionized the foundation repair industry. Each component utilized in the Perma Jack System is manufactured of the highest quality material, right here in St. Louis. Additional innovative repair solutions that we offer include helical piers, helical tie backs, steel soldier beams, interior drain systems, yard drainage solutions, dehumidifier installation, carbon fiber wall repair, and epoxy or polyurethane crack injection. We have been a Better Business Bureau A+ accredited business since 1987.