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