Thiele Geotech is a consulting engineering firm that specializes in geotechnical, material and environmental engineering services. Founded in 1996, the firm maintains a fleet of more than five drill rigs. Its in-house soil laboratory conducts a range of tests to evaluate engineering properties of soils. Thiele Geotech s staff is trained in performing geotechnical analysis of various projects that include commercial and industrial facilities, bridges, airfields, highways, railroads, dams and other earth structures. The firm s environmental services include site assessments, contract drillings and underground storage tank remediation. Thiele Geotech specializes in the use of recycled concrete and asphalt in construction. The firm is also accredited by the American Association of State Highway and Transportation Officials, and is located in Omaha, Neb.