About People

Stephen Diem

Stephen Diem, PE, GE, PG, CEG

Senior Associate

Steve has over 20 years of experience performing engineering geology and geotechnical engineering studies. His experience includes proposal preparation, planning, execution, and project management of geotechnical studies, including performing fieldwork, engineering analyses, managing staff, and design team interaction. 


  • MS, Civil Engineering, California Polytechnic University, Pomona, 2012
  • MS, Biology, San Diego State University, 1999
  • BS, Geology, University of California, Los Angeles, 1994


  • Registered Geotechnical Engineer, California 
  • Licensed Professional Civil Engineer, California
  • Professional Geologist, California
  • Certified Engineering Geologist, California
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