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