Meet Our Experts
Our Principals
Brad Brechwald, PE, PLS
CEO, President
Thomas Zehnder, PE
Principal
Jorge Aguilar, PE
Principal
Robert Miller, PE
Principal
Kari Wagner, PE
Principal and Director of Water Resources
Zac Powell, EIT
Associate Engineer
John Wallace, PE
Consulting Engineer
Josh Whipple
Senior Mechanical Designer
Michael Hausman, PE
Civil Engineer
Valerie Huff, PE
Senior Civil Engineer
Chris Gardner
Business Development/Marketing Manager
George Marchenko, PLS
Senior Land Surveyor
Zachary Teske, PE
Director of Construction Management
Zachary Caipang, EIT
Associate Engineer
Julie Rae Wilson
Controller
Kylie Castle
Marketing Coordinator
Rachel Hawthorne, PE
Director of Civil and Transportation Engineering
Lonnie Richardson
Senior Project Analyst
Samar Saliba
Accounting
Ann Sever, PLA 4038
Senior Landscape Architect
Gabriela Mendoza
Marketing Coordinator
Marco Castaneda, PLS
Professional Land Surveyor
Paige Wirt
Administrative Assistant
Sarah Huffman, PE
Civil Engineer
Anthony Lehman
Assistant Resident Engineer
Nate Whitcare, PE
Senior Designer
Erik Rutherford, PE
Senior Mechanical Engineer
Elvira Morla-Camacho, PE, QSD/P
Senior Civil Engineer
Olivia Williams
Associate Engineer
Paula Cappiello
Senior Accountant
Nick Sine, LSIT
Survey Technician
Mark Madonna, PE
Survey Technician
Travis Vasquez, PE
Associate Engineer
Zach Markow, PE
Civil Engineer
Kathy Redden
Executive Assistant
Luz Garcia, PLS
Professional Land Surveyor
Greg Hulburd, PE, QSD/P
Civil Engineer
Daniel Herrera
Survey Technician I
Craig A. Campbell, PE, PLS
Consulting Engineer
Steven Tanaka, PE, CSI, CCS
Principal Civil Engineer
Bryce Dilger, PLS
Senior Land Surveyor II
Bryan Childress, PE
Senior Mechanical Engineer
Ralph Schell
Senior Civil Designer
Tony Scalise
Assistant Resident Engineer
Ryan Burmaster
Survey Technician
Clayton Bradshaw, PE, PLS
Director of Surveying
Wen Bin Sullivan, PE
Civil Engineer
Ethan Pence, EIT
Associate Engineer
Suzanne Baird. PLA 6114
Landscape Architect
Brett Hadley, PE, QSD/P
Senior Civil Engineer
Skye Thomas, PLS
Senior Land Surveyor
Matt Valez
Office Manager
Tim Peterson
Project Analyst Compliance Inspector
Jenni Metzger
Project Analyst
Matt Wilkins, PLA, ASLA, APA
Director of Landscape Architecture
Alexandra Cass
Associate Engineer
Cris Disarufino
Senior Civil Designer
Jenna Mitchell
Human Resources Manager
Bill Lindahl
Senior Mechanical Engineer
Conner Kelly, PE
Associate Engineer
Bill Callahan
Senior Environmental Compliance Specialist
Glenn Rider
Senior Environmental Compliance Specialist
Want to make our communities better?
