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