Paul Tremel, MS, PE*
Managing Director
Timothy Connolly
Director Corporate Development
Susan Gilbert, PE*, ENV SP, MBA
Director of Discipline Services
Jim Tress, Jr., MNS
Exec. Director Environmental Services
Mark Taylor, PE*
Sr. Technical Advisor
Rick Schonfeld, BS, RLA, ASLA
Senior Technical Advisor
Brian Lindenlaub, BS
Discipline Service Lead - Clean Water Act & Mining
David Cerasale, PhD
Discipline Service Lead - Nat. Res.| West Area Lead
Fred Huntington, BA
Discipline Service Lead - Cultural Resources
Craig Cannizzaro, PE*
Discipline Service Lead - Engineering
Rich DeLong
Discipline Services Lead | Mining
Avi Buckles, MA
Cultural Resources Director | SW
Ron van Ommeren, MS
Environmental Director | SW
Nahide Reynolds, MA, MSc
GIS Director
Jennifer Hushour, MSc, RPA
Director of Cultural Resources | West
Ellen Farley
Reno Operations Manager
Angie Cole, MBA
Marketing Director
Manuel Valdivia
Human Resources Director
Jason Barrett
IT Director
David White
Safety Program Lead
Tom Klimas
Project Manager