Meet Our Experts
Our Principals
Brad Brechwald, PE, PLS
CEO, President
Thomas Zehnder, PE
Principal, CFO
Jorge Aguilar, PE
Principal
Robert Miller, PE
Principal
Kari Wagner, PE
Principal, COO
Bryan Childress, PE
Principal and Director of Mechanical Engineering
Luz Garcia, PLS
Professional Land Surveyor
Brandon Puccini
Associate Engineer
Skye Thomas, PLS
Senior Land Surveyor
Heather Johnson
Reception & Admin
Josh Whipple
Senior Mechanical Designer
Suzanne Baird, PLA, ASLA
Landscape Architect
Gabriela Mendoza
Accountant
Daniel Herrera
Survey Technician
Zac Powell, PE
Associate Engineer
Jorge Avila
Assistant Resident Engineer
Kathy Redden
Executive Assistant
Anthony Lehman
Assistant Resident Engineer
Jenna Mitchell
Human Resources Manager
Zachary Teske, PE
Director of Construction Management
Paula Cappiello
Senior Accountant
Alexandra Cass
Associate Engineer
Bill Callahan
Senior Environmental Compliance Specialist
Sonil Kim
Assistant Resident Engineer
Travis Vasquez, PE
Associate Engineer
Julie Rae Wilson
Controller
Rachel Hawthorne, PE
Director of Civil and Transportation Engineering
Jessica Escobar, PLA
Landscape Architect
Sarah Huffman, PE
Civil Engineer
Michael Hausman, PE
Civil Engineer
Nate Whitcare, PE
Senior Designer
Samar Saliba
Senior Accountant
John Wallace, PE
Consulting Engineer
Olivia Williams
Associate Engineer
Marco Castaneda, PLS
Professional Land Surveyor
Erik Rutherford, PE
Senior Mechanical Engineer
Marcus Jackson
Senior Program Manager
Matt Valez
Operations Manager
Valerie Huff, PE
Senior Civil Engineer
Bryce Dilger, PLS
Senior Land Surveyor II
Zach Markow, PE
Civil Engineer
Tony Scalise
Assistant Resident Engineer
Wen Bin Sullivan, PE
Civil Engineer
Tina Mayer, PE
Principal Civil Engineer
Ralph Schell
Senior Civil Designer
Alex Murray, PE
Civil Engineer
Conner Kelly, PE
Associate Engineer
Clayton Bradshaw, PE, PLS
Director of Surveying
Ryan Burmaster
Survey Technician
Jenni Metzger
Project Analyst
Lee Faraca, PE
Civil Engineer
Nick Sine, LSIT
Survey Technician
Zachary Caipang, PE
Associate Engineer
Bill Lindahl, PE
Senior Mechanical Engineer
Bria diCicco
Marketing & Business Development Manager
David Jamesson, PLA
Landscape Architect
Greg Hulburd, PE, QSD/P
Director of Water Resources
Jamie Rogers
Marketing Coordinator
JB Barrera
Assistant Resident Engineer
Jamie Platz, PE
Senior Civil Engineer
Alvaro Escobedo
Associate Engineer
George Marchenko, PLS
Senior Land Surveyor
Glenn Rider
Senior Environmental Compliance Specialist
Steven Tanaka, PE, CSI, CCS
Principal Civil Engineer
Lonnie Richardson
Senior Project Analyst
Marilynn Connell
Landscape Designer
Mark Madonna, PE
Survey Technician
Matt Wilkins, PLA, ASLA, APA
Director of Landscape Architecture
Tim Peterson
Project Analyst Compliance Inspector
Frances Yu
Survey Technician
Ethan Pence, PE
Civil Engineer
Cris Disarufino
Senior Civil Designer
Want to make our communities better?
