Donald A. Deardorff, P.E.

Don provides preliminary design assistance for installing contractors, engineers, architects and other design professionals. He uses extensive professional experience to advise on large and challenging commercial and industrial applications involving helical piles, helical tiebacks, soil nail walls or hydraulically driven push pier systems. He also assists with product development and verification testing and the development of technical documents and presentations. Don is a member of the American Society of Civil Engineers (ASCE), the American Institute of Steel Construction (AISC), the Deep Foundations Institute (DFI), Helical Foundations and Tiebacks Committee, and the DFI Seismic and Lateral Load Committee.