Megan Worthington
Portland Administrative Group Lead
Megan Worthington
Portland Administrative Group Lead
David Sousa
Geotechnical Staff
Helen Farrar
Geology Staff
Eric Lyman
Geotechnical Staff
Heather Budwell
Eastern Region Federal Business Development Leader
Thomas Abkemeier
Vice President, St. Louis Office Manager
Nathan Adamczak
Engineer
Steve Adamczak
Vice President
Carolina Albor
Marketing Coordinator
Monique Anderson
Vice President
David Asunskis
Associate
Jorge Avalos
Engineer
Jim Bailey
Senior Associate, National Well Services Director
Alexander Baird
Engineer
Elizabeth Barnett
Senior Geologist
Miranda Bass
Marketing Manager, Business Development
Kenneth Becker
Materials Testing Laboratory Technician
Zöe Bauerschmidt
Geology Staff
Peter Bayley
Senior Professional Geologist
Patricia Bennett
Senior Engineer
Veronica Biesiada
Senior Geologist
Rob Blasberg
Vice President
Noah Bloxton
Wetland Ecologist & Permitting Specialist
Kyle Borland
Laboratory and Field Technician
Bronson Bowling
St. Louis Office Geotechnical Services Group Leader
Justin Bowman
Geology Staff, Field Technician
Stan Boyle
Senior Vice President
Max Braunstein
Geotechnical Staff
Kyle Brennan
Vice President, Anchorage Office Manager
Daniel Brenneman
Laboratory Manager
Craig Brooks
Laboratory Manager
Kelli Browning
Engineer
Roxy Boucher
Laboratory Manager
Gerard Buechel
Senior Vice President
Jason Buenker
Senior Associate
Jeremy Butkovich
Vice President
Chuck Burgert
Vice President, Senior Engineer
Tri Buu
Senior Geotechnical Engineer
Scott Borchardt
Geology Staff
Franklin Caceres
Geotechnical Staff
Christian Canfield
Environmental Staff
Bill Capaul
Vice President, Senior Geologist
Katie Carroz
Senior Associate
Pete Castro
Senior Associate
Ken Cecil
Geotechnical Engineer
Stephen Chase
Engineer
Debanik Chaudhuri
Senior Associate
Rick Chen
Senior Geotechnical Engineer
Aliona Chernish
Laboratory Technician
Jenisha Chhetri
Geotechnical Staff
Paul Clawges
Senior Laboratory Technician
Jenna Hernandez
Geotechnical Staff
Brandon Clinton
Senior Environmental Planner / Biologist
Morgan Sanger
Geotechnical Staff
Corey Pagels
Hydrogeology Staff
Merci Clinton
Biologist
Stephen McLandrich
Senior Associate
Ryan Collins
Associate
Rajan Ramya
Senior Engineer
Dale Miller
Engineer
Mia Ormsbee
Geology Staff, Laboratory Technician
Kyle Romney
Salt Lake City Office Manager
Brentton Leeper
Geotechnical Staff
Gregory Fischer
President
Sarah Corbin
Senior Biologist
Peggy Ganse
Vice President
Chris Foss
Field Technician
Park Piao
Vice President
Gus Kays
Senior Associate
Mark Lockwood
Senior Associate
Muhsen Sassi
Senior Associate
Sheila Hinckley
Senior Environmental Scientist
Scott Harris
Geotechnical Staff
Morgen Donohue
Environmental Staff
Amber Larson
Laboratory Manager
Bill Kremer
Senior Associate
Mark Ohlstrom
Vice President
Elizabeth Milodragovich
Engineering Geologist
Stephen Diem
Senior Associate
David Nemetz
Senior Environmental Geologist
Cary Kindberg
Senior Geospatial Coordinator
Robert Leaf
Geotechnical Staff
Jake Risken
Senior Engineer
Daniel Markowski
Senior Geologist
Elyse Denkers
Ecologist / Permitting Specialist
Andrew Piccini
Engineering Staff
David Randall
Senior Environmental Scientist
Jennifer Mead
Senior Engineer
Paul Van Horne
Associate
Travis Nguyen
Senior Associate
Kyle Radach
Geological Engineering Staff
Russ Schwab
Board of Directors - Chair; Chief Technology Officer
Christopher Darrah
Vice President, Fairbanks Office Manager
Matthew Grizzell
Senior Associate
Dipper Pierce
Geology Staff
Neal McCulloch
Vice President, Director of Railroad Services
Clare McKenna
Environmental Staff
Hollie Ellis
Treasurer/Secretary
Tyler Stephens
Vice President
Sam Kagel
Ecologist
Hannah Allyson Ramos
Geotechnical Staff
Ashley Jaramillo
Senior Chemist
Thomas Keatts
Senior Engineer
Dylan Hemraj
Associate
Jordan Melby
Senior Engineer
Chris Kemp
Associate
Bob Mitchell
Senior Vice President
Tom Oborne
Geologist
Ben Moore
Senior Engineer
August Ridde
Senior Geologist
Mark A. Rutkowski
Associate Vice President, Madison Office Manager
Mart Earl
Senior Technician
Sam Furmanski
Geotechnical Staff
Vonmarie Martinez
Senior Engineer
Kristen Freiburger
Senior Associate
Fletcher Vielee
Environmental Scientist
Meaghan Gould
Geotechnical Staff
Stephen Semmens
Geotechnical Staff
Hamid Reza Nouri
Senior Engineer
Erik Scott
Senior Geologist
Aimee Holmes
Senior Engineer, Engineering Geologist
Louis Larios
Geotechnical Staff
Annette Kovacs
Senior Laboratory Technician
Justin Risley
Environmental Staff
Paul Macklin
Senior Consultant
Jerry Jacksha
Senior Consultant
Bill Perkins
Vice President, Earthquake Engineering Services
Sam Freeman
Geologist
Lucas Strom
Senior Engineer
Stafford Glashan
Senior Engineer
Russell Hepner
Geotechnical Staff, Laboratory Manager
Cody Kline
Field Technician
Joseph Heavin
Associate
Samantha Kleich
Geotechnical Staff
Meg Strong
Vice President
Kiley Sheehan
Geology Staff
Caitlin O'Keefe
Geology Staff
Stan Crawforth
Vice President, Senior Engineer
James Dutt
Associate
Amy Summe
Associate
Mark Halbert
Materials Technican
Patrick Kinsella
Senior Associate
Andrew Frick
Environmental Scientist
Nick Cunetta
Geological Staff
Kevin Szubrych
Engineer
Wendy Presler
Associate Vice President
Brian Reznick
Vice President
Dakota Madsen
Laboratory Technician
Kerem Kalkay
Senior Engineer
Jessica Randolph
Senior Geotechnical Engineer
Andrew Tangsombatvisit
Geotechnical Staff
Kathryn Petek
Vice President
Alexandra Sabattier
Geology Staff
Mehdi Teymouri
Senior Engineer
Travis Thomsen
Associate
Judy Hepner
Senior Environmental Scientist
Nina Guizzetti
Geotechnical Staff
Zach Thon
Geoscientist
Elliot Draxler
Geotechnical Staff
Jessa Tibbetts
Environmental Scientist
R. Kevin Tillis
Vice President
Daniel Cruz
Geology Staff
Dale Timmons
Senior Associate
Scott Garbs
Associate
Wendy Mathieson
Vice President
Agnes Tirao
Senior Associate
Sarah Titcomb
Environmental Planner
Michael Kucker
Vice President, Underground Services Deputy Director
Eli Trast
Geotechnical Staff
Christopher Russell
Senior Associate
Brian Trott
Senior Engineer
Mike Harney
Vice President, Chief Operating Officer, Seattle Office Manager
Margarita Restrepo
Senior Engineer
Ryan Van Leuven
Boise Office Manager, Senior Associate
Stephen Ellingson
Associate Vice President
David Vara
Vice President, Chief Administrative Officer, Denver Office Manager
Catherine Ellis
Vice President
Brian Vasterling
Senior Geologist
Mia Verdolin
Engineer
Joseph Sawdey
Senior Geologist and Hydrogeologist
Lynne Viescas
Geologist
Ryan Peterson
Engineer
Brian Volmer
Senior Engineer
R. Travis Deane
Vice President
Peyton Wallior
Geotechnical Staff
Lucia Moya
Geotechnical Staff
Philip Wallbridge
Senior Engineer
Dana Fjare
Environmental Scientist
George Medved
Senior Field Technician
Katie Walter
Vice President
Mason Hall
Environmental Staff
James Walters
Associate
Jeff Drager
Senior Engineer
Stephanie Wanderer
Senior Geologist
Dan McMahon
Vice President
David Ward
Vice President
Jaimy Schwarber
Geotechnical Staff
Ben Warren
Engineer
Henry Watson
Geotechnical Staff
Martin Page
Vice President
Benito Salinas-Gonzalez
Field Technician
Leah Dechant
Environmental Geology Staff
Sean Webb
Environmental Scientist
Alex McCracken
Geological Engineer
Matthew Reed
Geology Staff
Dennis Lindelof
Environmental Scientist
Rex Whistler
Associate
Alec Rizzo
Senior Environmental Scientist
Clinton Wilson
Senior Associate
Sean Wilson
Senior Engineering Geologist
Klaus Winkler
Associate Vice President
Xenia Wirth
Senior Engineer
Lucas Woosley
Geotechnical Staff
Symon Ybarra
Field Technician Manager
Oliver Hoopes
Senior Associate
Andrew Yahle
Field and Laboratory Technician
Callan Yu
Associate
Carolina Zamora
Geology Staff
Walter Zitz
Senior Engineer
Janelle Scoles
Marketing Coordinator
James Zschau
Senior Geologist
Randy Hessong
Environmental Scientist
Michael Santi
Pavement Engineer
Rob Lawrence
Senior Associate
Logan McClish
Hydraulic Staff
Alia Hubbard
Senior Environmental Scientist
Michael Jaramillo
Senior Chemist
Shoshana Howard
Associate
Ali Shahbazian
Associate
Red Robinson
Senior Vice President, Director of Underground Services
Bradley Sheffield
Associate
David Jacobson
Senior Engineering Geologist
Tiffany Green
Senior Environmental Scientist
Scott Gaulke
Vice President
Nicki Shobert
Geotechnical Staff
Ryan Rohlfing
Hydraulic Engineer
Andrew Gregovich
Geotechnical Staff
Katie Ring
Environmental Scientist
Garet Huddleston
Geology Staff
Carlos Jimenez
Geotechnical Staff
Sam Sideras
Associate
Eric Paslack
Senior Associate, Portland Office Manager
Brooke Roling
Geotechnical Staff
Olivia Sohn
Ecologist
Hisham Sarieddine
Vice President
Katarah Glashan
Geotechnical Staff
Connor McCord
Geology Staff
Genevieve Sasaki
Senior Engineer
Seth Sonnier
Senior Engineering Geologist
Austin Madsen
Engineer
Per Johnson
Senior Associate
Cody Sorensen
Associate
Fawn Glassburn
Geologist
Jacob Sowers
Geotechnical Staff, CMT Laboratory Manager
Katra Wedeking
Senior Geologist
Alison Wharry
Geology Staff, Soils Laboratory Manager
Ethan Stoker
Field and Laboratory Technician
Rachel Willis
Environmental Scientist
Henry Williams
Geology Staff
Kat Spence
Geotechnical Staff
Grace Paananen
Geotechnical Staff
Chris Pepe
Environmental Scientist
Nate Green
Geotechnical Staff
Robert Romocki
Senior Consultant
Adam Wyborny
Environmental Engineer
Pam Xander
Vice President
Gregory Olsen
Senior Geotechnical Engineer
Gustavo Guerrero
Engineer
Justin Stoffel
Associate
Emily Persinger
Geology Staff
Hayley Justinak
Geotechnical Staff
