Our People

Geosyntec has built a record of successful client service by attracting some of the most creative scientists and engineers from the graduate programs of leading universities around the world.

We retain staff by providing challenging projects and a management and professional development infrastructure to support innovation on behalf of clients. We also provide staff with ownership opportunities and other financial incentives that create continuous personal links between client service and corporate well-being.

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Our People

Susan Amodeo Cathey

Susan Amodeo Cathey

Senior Principal
Susan Cathey is a Senior Principal based in Texas with more than 35 years of experience focused on helping energy ...
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Juliann Chen

Principal
Juliann Chen is a Principal Scientist based in California with more than 17 years of experience focused on environmental consulting ...
Emmie, a Senior Principal Environmental Engineer at Geosyntec

Emmie Chen, PE

Principal
Emmie is a Senior Principal Environmental Engineer based in Georgia with more than 15 years of experience focused on site ...
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Victoria Cheplak, PE

Senior Principal
Victoria Cheplak is a Senior Principal Engineer based in Georgia with more than 15 years of experience focused on environmental ...
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Youngmin Cho, PhD, PE

Senior Principal
Youngmin Cho is a Senior Principal Engineer based in Massachusetts with more than 14 years of experience in solid waste ...
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Joseph Cleary, PE, BCEE

Senior Consultant
Joseph Cleary is a Board-Certified Environmental Engineer based in New Jersey with more than 46 years of experience focused on ...
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Maygan Cline, PG, QSD/QSP

Senior Services Director
Maygan Cline is a Senior Principal Geologist based in California with more than 14 years of experience focused on hydrogeologic ...
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Christopher Cocker, MBA

Principal
Chris Cocker is a Principal Site Civil Consultant based in Virginia with more than 30 years of experience focused on ...
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Jarrad Coffey, PhD, CPEng

Senior Principal Engineer
Jarrad Coffey is a Senior Principal Engineer based in Western Australia with more than 14 years of experience managing assets ...
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Suzann Collins

Principal
Suzann Collins is a Principal based in Pennsylvania with more than 15 years of experience focused on managing environmental planning, ...
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Jason Conder, PhD, IBERAD

Senior Principal
Jason Conder is a Senior Principal Scientist based in California with more than 15 years of experience focused on risk ...
Chris Conkle a Principal Geotechnical Engineer at Geosyntec

Chris Conkle, PE, GE

Senior Principal
Chris Conkle is a Senior Principal Geotechnical Engineer based in California with more than 20 years of experience focused on ...
Dave Cook, a Senior Principal Geologist at Geosyntec

Dave Cook, LG, CPG

Senior Principal
Dave Cook is a Senior Principal Geologist based in Washington with more than 30 years of experience focused on managing ...
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Hamish Corbett-Hains, PEng

Principal
Hamish Corbett-Hains is a Principal Engineer based in Ontario with more than 13 years of experience focused on developing client-focused ...
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Greg Corcoran, PE

Senior Principal
Greg Corcoran is a Senior Principal Civil Engineer based in California with more than 25 years of experience focused on ...
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Frederic Cosme, CPEng, Ir

Senior Principal
Frederic is a Senior Principal Engineer based in Melbourne, Australia, with more than 20 years of experience focused on environmental ...
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Raymond Cowan CIH

Senior Professional
Raymond Cowan is a Senior Professional based in Massachusetts with more than 20 years of consulting experience focused on Environmental, ...
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Evan Cox

Chief Strategy Officer
Evan Cox is a Senior Principal Remediation Scientist based in Ontario with more than 25 years of experience focused on ...
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Kirk Craig, PE, BCEE

Senior Vice President, Regional Business Development
Kirk Craig is a Senior Principal Engineer based in Colorado with more than 29 years of experience focused on solving ...
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Rick Cramer, PG

Senior Principal Geologist
Rick Cramer is a Senior Principal Geologist based in California with more than 30 years of experience focused on developing ...
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Todd Creamer, PG

Senior Services Director
Todd Creamer is a Senior Principal Geologist based in North Carolina with more than 24 years of experience and is ...
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Mackenzie Cremeans, PhD, PG

Senior Hydrogeologist
Mackenzie Cremeans is a Project Hydrogeologist based in Kansas who focuses on site characterization and remediation, as well as on ...
Drew Crossley, a Principal Civil Design Engineer at Geosyntec

Drew Crossley, RPEQ, CPEng

Principal
Drew Crossley is a Principal Civil Design Engineer based in Australia with more than 18 years of experience focused on ...
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James Culp, PG

Director of Business Operations
James Culp is a Senior Principal Geologist based in Pennsylvania with more than 30 years of experience focused on investigation ...
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Howard Cumberland

Senior Principal
Howard Cumberland is a Senior Principal Marine Scientist based in Oregon with more than 30 years of experience focused on ...
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Michael Cunningham, PhD, FAusIMM, MAIG

Principal
Michael Cunningham is a Principal Resource Geoscientist based in Australia with more than 20 years of experience focused on mineral ...
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Ruth Custance

Senior Principal Environmental Scientist
Ruth Custance is a Senior Principal Environmental Scientist based in California with more than 30 years of experience focused on ...
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Victor Damasceno, PhD, PE

Senior Principal
Victor Damasceno is a Senior Principal Engineer based in North Carolina with more than 12 years of professional experience focused ...
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Jeff Daniel, PEng, PE

Senior Principal
Jeff Daniel is a Senior Principal Engineer based in Ontario with more than 28 years of experience focused on helping ...
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Rebecca Daprato, PhD, PE

Senior Services Director
Rebecca Daprato is a Senior Principal Environmental Engineer based in Colorado with more than 14 years of experience focused on ...
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Helen Dawson, PhD

Senior Principal
Helen Dawson is a Senior Principal Civil and Environmental Consultant based in Washington, DC, with more than 30 years of ...
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Rula Deeb, PhD, BCEEM, PMP

Senior Principal
Rula Deeb is a Senior Principal based in California with more than 25 years of experience focused on private practice ...
Ashkan Arefi, a Principal Environmental Engineer and Risk Assessor at Geosyntec

Ashkan Arefi, PEng, QPESA, QPRA

Principal
Ashkan Arefi is a Principal Environmental Engineer and Risk Assessor based in Ontario with more than 17 years of experience assessing and managing contaminated sites across Canada.  ...
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Jeremiah Armitage, PG

Principal Geologist
Jeremiah Armitage is a Principal Geologist based in Indiana with more than 20 years of experience investigating and remediating contaminated sites with a focus on addressing groundwater contamination and vapor intrusion ...
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Melissa Asher, PE

Operations Vice President
Melissa Asher is a Senior Principal Environmental Engineer based in Washington State with more than 15 years of professional experience focused on contaminated site assessment, remediation, environmental due diligence, and regulatory compliance. ...
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Marlaina Auger, P.Eng.

Operations Vice President
Marlaina is a Senior Principal Engineer based in Ontario with more than 20 years of experience focusing on remediating soil and groundwater and managing large multidisciplinary teams to address complex projects ...
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Lisa Austin, PE

Senior Principal
Lisa Austin is a Senior Principal Engineer based in California with 30 years of experience focused on water quality and stormwater management ...
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Andrew Austreng, LHG, RG

Senior Principal
Andrew Austreng is a Senior Principal Hydrogeologist based in Washington with more than 15 years of experience focused on projects involving water supply planning, permitting, and development ...
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Mike Bains

Principal
Mike Bains is a Principal based in the United Kingdom with more than 30 years of experience focused on solid waste management and the circular economy, with broader experience in carbon and sustainability advisory and environmental management ...
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Peter Bannister, PE

Principal
Peter Bannister is a Principal Engineer based in Washington with more than 20 years of experience leading efforts to optimize engineering controls at landfills, simulate complex groundwater resource systems, and clean up contaminated sites impacting groundwater ...

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Careers at Geosyntec

We do not take a cookie-cutter approach to designing solutions for our clients. The same applies to how we treat our people. Each employee is unique, and your career at Geosyntec will be, too.

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