GS

Greg Shellenbarger

Sr. Ecohydrologist/field Services Manager

Greg Shellenbarger is a seasoned ecohydrologist currently serving as the Sr. Ecohydrologist and Field Services Manager at Verdantas since November 2025. Prior to this role, Greg held similar positions at cbec eco engineering, a Verdantas Company, from December 2017 to November 2025, progressing from Ecohydrology Technician to Senior Ecohydrologist. With a robust background that includes a research hydrologist position at the U.S. Geological Survey from 2002 to 2016, Greg has significant experience in sediment transport projects and instrumentation selection. Other professional highlights include technical service roles at ITW Plexus and marine technician work assessing environmental impacts. Greg holds advanced degrees in Environmental Fluid Mechanics and Hydrology from Stanford University and Marine Ecology from Northeastern University, along with a Bachelor of Science in Chemistry and Biology from Bowling Green State University.

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