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
Bryan Childress, PE
Principal and Director of Mechanical Engineering
Matt Wilkins, PLA, ASLA, APA
Director of Landscape Architecture
Samar Saliba
Accounting
Greg Hulburd, PE, QSD/P
Civil Engineer
Matt Valez
Office Manager
Bill Callahan
Senior Environmental Compliance Specialist
Zachary Teske, PE
Director of Construction Management
Craig A. Campbell, PE, PLS
Consulting Engineer
Jamie Platz, PE
Senior Civil Engineer
Paula Cappiello
Senior Accountant
Ioanna Bruno
Landscape Designer
Tina Mayer, PE
Principal Civil Engineer
Skye Thomas, PLS
Senior Land Surveyor
Jenni Metzger
Project Analyst
Glenn Rider
Senior Environmental Compliance Specialist
Bria diCicco
Marketing & Business Development Manager
Anthony Lehman
Assistant Resident Engineer
Nancie L. Adams, PE
Senior Civil Engineer
Michael Hausman, PE
Civil Engineer
Lonnie Richardson
Senior Project Analyst
Alexandra Cass
Associate Engineer
Sarah Huffman, PE
Civil Engineer
George Marchenko, PLS
Senior Land Surveyor
Ann Sever, PLA 4038
Senior Landscape Architect
Steven Tanaka, PE, CSI, CCS
Principal Civil Engineer
Mark Madonna, PE
Survey Technician
Daniel Herrera
Survey Technician
Conner Kelly, PE
Associate Engineer
Elvira Morla-Camacho, PE, QSD/P
Senior Civil Engineer
Zachary Caipang, EIT
Associate Engineer
Kathy Redden
Executive Assistant
Ethan Pence, PE
Civil Engineer
Rachel Hawthorne, PE
Director of Civil and Transportation Engineering
Gabriela Mendoza
Marketing Coordinator
Brandon Puccini
Associate Engineer
Cris Disarufino
Senior Civil Designer
Erik Rutherford, PE
Senior Mechanical Engineer
Olivia Williams
Associate Engineer
Heather Johnson
Reception & Admin
Nick Sine, LSIT
Survey Technician
Alvaro Escobedo
Associate Engineer
Ralph Schell
Senior Civil Designer
Ryan Burmaster
Survey Technician
Josh Whipple
Senior Mechanical Designer
Bryce Dilger, PLS
Senior Land Surveyor II
Marilynn Connell
Landscape Designer
Jenna Mitchell
Human Resources Manager
Julie Rae Wilson
Controller
Luz Garcia, PLS
Professional Land Surveyor
Tony Scalise
Assistant Resident Engineer
Brett Hadley, PE, QSD/P
Senior Civil Engineer
Valerie Huff, PE
Senior Civil Engineer
Jamie Rogers
Marketing Coordinator
Tim Peterson
Project Analyst Compliance Inspector
Travis Vasquez, PE
Associate Engineer
Bill Lindahl, PE
Senior Mechanical Engineer
Clayton Bradshaw, PE, PLS
Director of Surveying
Alex Murray, PE
Civil Engineer
John Wallace, PE
Consulting Engineer
Wen Bin Sullivan, PE
Civil Engineer
Zach Markow, PE
Civil Engineer
Nate Whitcare, PE
Senior Designer
Marco Castaneda, PLS
Professional Land Surveyor
Zac Powell, EIT
Associate Engineer
Suzanne Baird. PLA 6114
Landscape Architect
Want to make our communities better?
