At Saint Louis Polyjack, we have over 20 years of experience in fixing the sinking or settling concrete and restoring existing infrastructure back to what it once was allowing clients to keep businesses up in running, Schools and universities to keep students safely on the right path, Homeowners or buyers to save money and appease lenders or inspectors while selling/buying homes. STL Polyjack is the best-rated Concrete Leveling in St. Louis. We use the Polyjacking method which is using Polyurethane foam for concrete lifting and leveling.