Thomas Abkemeier
Vice President, Saint Louis Office Manager
Thomas Abkemeier
Vice President, Saint Louis Office Manager
Nathan Adamczak
Geotechnical Staff
Steve Adamczak
Vice President
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
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
Ben Bos
Geology Staff
Bronson Bowling
St. Louis Office Geotechnical Services Group Leader
Justin Bowman
Geology Staff
Stan Boyle
Senior Vice President
Max Braunstein
Geotechnical Staff
Kyle Brennan
Vice President, Anchorage Office Manager
Daniel Brenneman
Lab Manager
Craig Brooks
Laboratory Manager
Kelli Browning
Lab Manager
Gerard Buechel
Senior Vice President
Jason Buenker
Senior Associate
Cecilia Burke
Geotechnical Staff
Jeremy Butkovich
Vice President
Tri Buu
Geotechnical Engineer
Christian Canfield
Environmental Staff
Bill Capaul
Geologist
Katie Carroz
Senior Associate
Pete Castro
Senior Associate
Ken Cecil
Geotechnical Engineer
Stephen Chase
Geotechnical Staff
Debanik Chaudhuri
Senior Associate
Wei-Ming (Rick) Chen
Engineer
Jenisha Chhetri
Geotechnical Staff
Brandon Clinton
Senior Environmental Planner / Biologist
Merci Clinton
Biologist
Ryan Collins
Associate
Sarah Corbin
Senior Biologist
Stan Crawforth
Vice President
Daniel Cruz
Geology Staff
Nick Cunetta
Geological Staff
Christopher Darrah
Vice President, Fairbanks Office Manager
R. Travis Deane
Vice President
Leah Dechant
Environmental Geology Staff
Elyse Denkers
Ecologist / Permitting Specialist
Stephen Diem
Senior Associate
Morgen Donohue
Environmental Staff
Elliot Draxler
Geotechnical Staff
James Dutt
Associate
Catherine Ellis
Vice President
Stephen Ellingson
Associate Vice President
Hollie Ellis
Treasurer/Secretary
Gregory Fischer
President
Sam Freeman
Geologist
Kristen Freiburger
Senior Associate
Dana Fjare
Environmental Scientist
Chris Kemp
Associate
Cary Kindberg
Senior Geospatial Coordinator
Patrick Kinsella
Senior Associate
Thomas Keatts
Senior Engineer
Samantha Kleich
Geotechnical Staff
Annette Kovacs
Laboratory Supervisor, Lead Laboratory Technician
Bill Kremer
Senior Associate
Michael Kucker
Vice President, Underground Services Deputy Director
Louis Larios
Geotechnical Staff
Amber Larson
Lab Manager, Fairbanks
Andrew Frick
Environmental Scientist
Samuel Furmanski
Geotechnical Staff
Robert Leaf
Geotechnical Staff
Brentton Leeper
Geotechnical Staff
Peggy Ganse
Vice President
Scott Garbs
Associate
Dan McMahon
Vice President
Carole Leigh
Senior Associate
Mike Harney
Vice President, Chief Operating Officer, Seattle Office Manager
Scott Harris
Geotechnical Staff
Jennifer Mead
Senior Engineer
Mark Lockwood
Senior Associate
Jordan Melby
Senior Engineer
Joseph Heavin
Associate
Scott Gaulke
Vice President
Dylan Hemraj
Associate
Katarah Glashan
Geotechnical Staff
Dale Miller
Engineer
Elizabeth Milodragovich
Engineering Geologist
Paul Macklin
Senior Consultant
Judy Hepner
Environmental Staff
Austin Madsen
Geology Staff
Russell Hepner
Geotechnical Staff
Bob Mitchell
Senior Vice President
Jenna Hernandez
Geotechnical Staff
Ben Moore
Senior Engineer
Stafford Glashan
Senior Engineer
Lucia Moya
Geotechnical Staff
Randy Hessong
Environmental Scientist
Fawn Glassburn
Geology Staff
David Nemetz
Senior Environmental Geologist
Sheila Hinckley
Senior Environmental Scientist
Dan Markowski
Geologist
Nate Green
Geotechnical Staff
Aimee Holmes
Senior Engineer, Engineering Geologist
Travis Nguyen
Senior Associate
Oliver Hoopes
Senior Associate
Hamid Reza Nouri
Senior Engineer
Wendy Mathieson
Vice President
Tom Oborne
Geologist
Paul Van Horne
Associate
Vonmarie Martinez
Senior Engineer
Mark Ohlstrom
Vice President
Shoshana Howard
Associate
Tiffany Green
Environmental Scientist
Caitlin O'Keefe
Geology Staff
Andrew Gregovich
Geotechnical Staff
Alia Hubbard
Senior Environmental Scientist
Garet Huddleston
Geology Staff
Gregory Olsen
Engineer
Logan McClish
Hydraulic Staff
Connor McCord
Geology Staff
Grace Paananen
Geotechnical Staff
Jerry Jacksha
Senior Associate
David Jacobson
Senior Geologist
Matt Grizzell
Senior Associate
Martin Page
Vice President
Corey Pagels
Hydrogeology Staff
Alex McCracken
Geological Engineer
Ashley Jaramillo
Senior Chemist
Michael Jaramillo
Senior Chemist
Gustavo Guerrero
Geotechnical Staff
Eric Paslack
Senior Associate, Portland Office Manager
Carlos Jimenez
Geotechnical Staff
Nina Guizzetti
Geotechnical Staff
Beatrix Paulay
Geotechnical Staff
Per Johnson
Senior Associate
Samuel Pastor
Geotechnical Staff
Neal McCulloch
Vice President, Director of Railroad Services
Clare McKenna
Environmental Staff
Chris Pepe
Environmental Scientist
Hayley Justinak
Geotechnical Staff
Sam Kagel
Ecologist
Mark Halbert
Materials Technican
Bill Perkins
Vice President, Earthquake Engineering Services
Emily Persinger
Geology Staff
Mason Hall
Environmental Staff
Kerem Kalkay
Senior Engineer
Gus Kays
Senior Associate
Stephen McLandrich
Senior Associate
Kathryn Petek
Vice President
Ryan Peterson
Engineer
Park Piao
Vice President
Andrew Piccini
Engineering Staff
Wendy Presler
Senior Associate
Kyle Radach
Geology Staff
Hannah Allyson Ramos
Geotechnical Staff
Rajan Ramya
Senior Engineer
David Randall
Senior Environmental Scientist
Jessica Randolph
Senior Geotechnical Engineer
Matthew Reed
Geology Staff
Margarita Restrepo
Senior Engineer
Brian Reznick
Vice President
August Ridde
Geologist
Katie Ring
Environmental Scientist
Jake Risken
Senior Engineer
Justin Risley
Environmental Staff
Alec Rizzo
Geoscientist
Red Robinson
Senior Vice President, Director of Underground Services
Ryan Rohlfing
Hydraulic Engineer
Brooke Roling
Geotechnical Staff
Kyle Romney
Senior Engineer
Robert Romocki
Senior Consultant
Christopher Russell
Associate
Mark A. Rutkowski
Associate Vice President, Madison Office Manager
Alexandra Sabattier
Geology Staff
Morgan Sanger
Geotechnical Staff
Michael Santi
Engineer
Hisham Sarieddine
Vice President
Genevieve Sasaki
Senior Engineer
Muhsen Sassi
Senior Associate
Joseph Sawdey
Senior Geologist and Hydrogeologist
Russ Schwab
Board of Directors - Chair; Chief Technology Officer
Jaimy Schwarber
Geotechnical Staff
Erik Scott
Senior Geologist
Stephen Semmens
Geotechnical Staff
Ali Shahbazian
Associate
Bradley Sheffield
Associate
Nicki Shobert
Geotechnical Staff
Sam Sideras
Associate
Olivia Sohn
Ecologist
Seth Sonnier
Senior Engineering Geologist
Cody Sorensen
Associate
Jake Sowers
Geotechnical Staff, CMT Laboratory Manager
Kat Spence
Geotechnical Staff
Tyler Stephens
Vice President
Justin Stoffel
Associate
Lucas Strom
Senior Engineer
Meg Strong
Vice President
Amy Summe
Associate
Kevin Szubrych
Engineer
Andrea Tang
Geotechnical Staff
Andrew Tangsombatvisit
Geotechnical Staff
Mehdi Teymouri
Senior Engineer
Travis Thomsen
Associate
Zach Thon
Geoscientist
Jessa Tibbetts
Environmental Scientist
R. Kevin Tillis
Vice President
Dale Timmons
Senior Associate
Agnes Tirao
Senior Associate
Sarah Titcomb
Environmental Planner
Eli Trast
Geotechnical Staff
Brian Trott
Senior Engineer
Ryan Van Leuven
Associate
David Vara
Vice President, Denver Office Manager
Brian Vasterling
Geology Staff
Mia Verdolin
Geotechnical Staff
Lynne Viescas
Geologist
Brian Volmer
Senior Engineer
Philip Wallbridge
Senior Engineer
Katie Walter
Vice President
James Walters
Associate
Stephanie Wanderer
Senior Geologist
David Ward
Vice President
Ben Warren
Engineer
Henry Watson
Geotechnical Staff
Katra Wedeking
Senior Geologist
Alison Wharry
Geology Staff, Soils Laboratory Manager
Rex Whistler
Associate
Rachel Willis
Environmental Scientist
Clinton Wilson
Senior Associate
Sean Wilson
Senior Engineering Geologist
Klaus Winkler
Associate Vice President
Xenia Wirth
Senior Engineer
Lucas Woosley
Geotechnical Staff
Adam Wyborny
Environmental Engineer
Pam Xander
Vice President
Symon Ybarra
Equipment Manager/Field Technician
Callan Yu
Associate
Carolina Zamora
Geology Staff
Walter Zitz
Senior Engineer
James Zschau
Senior Geologist
