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