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