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