EARTH SYSTEMS
Dennis Shallenberger's work experience includes being the President of Earth Systems Pacific since June 2008. Dennis also served as the Chief Geotechnical Engineer at Earth Systems Pacific since April 1989. Prior to that, they worked as a Geotechnical Engineer at Pacific Geoscience from January 1983 to April 1989.
Dennis Shallenberger completed their Master of Science in Civil and Geotechnical Engineering from Calif. State University, Long Beach between 1980 and 1982.