Sandtech -ST Construction Corp

Sandtech, S. T. Construction Corp. is a Houston general contractor that has operated since 1968 and specializes in foundation repair and under-slab leak detection. Foundation methods include steel reinforced pilings, deep drilled bell-bottom piers and pier and beam work. A registered professional engineer is on staff, and elevation surveys are performed. The plumbing side covers leak detection, video inspections, forensic plumbing investigation and under-slab repair, with master plumbers on staff. It also does positive drainage, concrete work and general construction for residential and commercial clients. Quotes on foundation repair are free, and a 3-year warranty is listed. The company says it is licensed and insured, and that each project has an on-site supervisor. It also lists approval for VA and FHA work. Rated 4.5 from 18 Google reviews, 15 of them five stars.