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Collier Consulting & Collier Geophysics
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Matt van Hattem
Senior Project Manager And Civil/water Resource Engineer
Gretchen Miller Ph.d., P.e., P.g.
Sr. Groundwater Engineer
Phil Sirles
Principal Geophysicist / Business Development Lead
Peter George
Senior Hydrogeologist
Thomas Wuensche (Tom)
Project Engineer
+ 5 more
September, 2022 - present