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

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, EI

Project Engineer II

James Foltz

Staff Geochemist

Stephen Frazee, PE

Project Engineer

Janelle Garza

Staff Scientist

Jamie Graham

Staff Hydrogeologist

Jackie Hedval

Civil Technician III

Bill Henne, PE, CFM

Senior Hydrogeological Engineer

Rachel Hadley

Staff Scientist

Marcus Holland

Staff Engineer

Jordan Hulla

GIS Specialist

Erik Ingman, PE

Project Engineer

Forrest Jay, PE

Senior Engineer

Lisa Johnson

Administrative Assistant

Shari Kelley

Administrative Assistant

Lauren Knickrehm, PE

Senior Engineer

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

Hannah Liss

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

Patrick Seccomb

Senior Project Manager

Mike Shirley

Project Hydrogeologist

Jay Slocum

Wildlife Biologist/GIS Specialist

Britt Siddoway, PE

Senior Engineer

Kali Smelich, MA

Marketing Manager

Phyl Smelich

Administrative Assistant

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