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