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