Joshua T. Vincent, PE
President/Principal Engineer
David J. Erickson, PG
Founder/Principal Hydrogeologist
Elizabeth Erickson
Founder/Principal Hydrogeologist
Steve Anderson, PhD, PE
Senior Engineer
Shawn Arthur, PE
Senior Civil Engineer
John Babcock
Project Hydrogeologist
Brad Bennett, PG
Senior Hydrogeologist
Melissa Brickl
Project Hydrogeologist
Loran Brooks, EI
Staff Engineer
Bonnie Brown
Staff Accountant
John Carstensen, PE
Senior Engineer
Dennis Carter
Staff Engineer
Ruthanne Coffey
Staff Hydrogeologist
Stephen Coe, PE
Senior Engineer
Ty DeBoo
Staff Engineer
Janet M. Downey, CPA
CFO
Tim Driscoll
Staff Hydrogeologist
Christina Eggensperger
Staff Engineer
Shane Ellingson
Superfund ICP Specialist
Ashley Flammond, PE
Project Engineer II
James Foltz
Staff Geochemist
Stephen Frazee, PE
Project Engineer
Janelle Garza
Staff Scientist
Jamie Graham
Staff Hydrogeologist
Rial Gunlikson
Civil Technician I
Jackie Hedval
Civil Technician III
Bill Henne, PE, CFM
Senior Hydrogeological Engineer
Rachel Hadley
Staff Scientist
Marcus Holland
Staff Engineer
Jordan Hulla
GIS Specialist
Will Hunthausen
Staff Civil Engineer
Erik Ingman, PE
Project Engineer
Forrest Jay, PE
Senior Engineer
Lisa Johnson
Administrative Assistant
Shari Kelley
Administrative Assistant
Nick Kohut
AutoCAD Drafter
Whitney Kross, EI
Water Resources Engineer
Jessica LaFond
Human Resources Specialist
Anthony Laslovich II, PE
Senior Engineer
Jeff LeProwse
GIS Manager
Dylan Livingston
Staff Engineer
Chris Matt
Senior Accountant
Linda Moodry
CPMP Administrator
Steve Nicholls, PE
Senior Engineer
Michael Nicklin, PhD, PE
Senior Consultant
Roger Noble, PG
Senior Hydrogeologist
Tedd Northcutt
IT Specialist/GIS
Brad Rutherford
GIS Specialist
Christopher Salmonsen
IT Technician
Neal Schranz
Staff Engineer
Patrick Seccomb
Senior Project Manager
Jay Slocum
Wildlife Biologist/GIS Specialist
Mike Shirley
Project Hydrogeologist
Britt Siddoway, PE
Senior Engineer
Kali Smelich, MA
Marketing Manager
Phyl Smelich
Administrative Assistant
Brandon Spitzer
Senior Engineer
Jenny Stephens
Superfund ICP Technician
Dave Stratton
AutoCAD Manager
Laura Surratt, EI
Project Engineer
Pat Thomson, PG
Senior Hydrogeologist
John Trudnowski, PE
Senior Engineer
Stefanie Vandaele, EIT
Project Engineer
Deven Vignali
Staff Engineer
Rich West, PE
Senior Civil Engineer
Dalton Williams, EI
Staff Engineer
Marek H. Zaluski, PhD, PG, CGWP
Senior Hydrogeologist