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Employee Profiles

CSA’s staff includes highly trained and licensed professionals with advanced degrees in the fields of geotechnical engineering, civil engineering, engineering geology, hydrogeology, geophysics, and fluvial geomorphology.

Please click on an individual for more information:

Principals and Supervising Professionals

• William R. Cotton, RG, CEG
  Founder, Chief Engineering Geologist
  
• Patrick O. Shires, RCE, GE, RGPh
  President, Senior Principal Civil and Geotechnical Engineer and Geophysicist
• Dale R. Marcum, RCE
  Principal Geological Engineer
  
• Ted Sayre, RG, CEG, EIT
  Principal Engineering Geologist
  
• David T. Schrier, RCE, GE
  Principal Geotechnical Engineer
  
• John M. Wallace, RG, CEG
  Principal Geological Engineering Geologist
• Edward A. "Sandy" Hay, RG
  Supervising Geologist
  
• Philip L. Johnson, RG, CEG
  Supervising Engineering Geologist
  
• Gordon Stolla
  Supervising Engineering Geologist

Staff Engineers & Geologists

• Joe Durdella
  Senior Engineering Geologist
  
• Marina Mascorro
  Staff Geologist
  
• Andrew Mead
  Senior Engineering Geologist
  
• Jason Nichols
  Staff Geologist
  
• Jonathan Sleeper
  Staff Geologist
  
• Jamie Smith
  Staff Geologist
• Josh Zupan
  Staff Engineer
  
• Tim Sneddon, RCE
  Senior Engineer

Technical Illustrators

• Wendy Kimn

Administrative

• Lynette Key
  
• Karen Frey
• Kristina Dunnaway
  

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