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