About Company

Perma Jack of St. Louis is a St. Louis–based foundation repair and basement waterproofing company founded in 1974 with nearly 50 years of experience. Perma Jack of St. Louis specializes in foundation settlement repair using patented hydraulically driven steel push piers, basement waterproofing (including sump pumps, Durawall panels, and dehumidifiers), bowed wall and wall crack repair, egress window installation, yard drainage, and street creep repair for residential and commercial properties across Greater St. Louis. The company emphasizes custom, permanent solutions rather than one-size-fits-all fixes, offers inspection appointments and estimates from its Manchester office, and maintains a strong local presence with reviews on Angi, Google, and the BBB.

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