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