Meet Our Experts

Glenn Rider

Senior Environmental Compliance Specialist

Alexandra Cass, PE

Associate Engineer

Jorge Avila

Assistant Resident Engineer

Lonnie Richardson

Senior Project Analyst

Matt Valez

Operations Manager

Bill Callahan

Senior Environmental Compliance Specialist

Jamie Rogers

Marketing Coordinator

Julie Rae Wilson

Controller

Josh Whipple

Senior Mechanical Designer

Heather Johnson

Reception & Admin

Gabriela Mendoza

Accountant

Wen Bin Sullivan, PE

Civil Engineer

Jenni Metzger

Project Analyst

Zachary Caipang, PE

Associate Engineer

Tina Mayer, PE

Principal Civil Engineer

Zac Powell, PE

Associate Engineer

Matt Wilkins, PLA, ASLA, APA

Director of Landscape Architecture

Kathy Redden

Executive Assistant

Lee Faraca, PE

Civil Engineer

Samar Saliba

Senior Accountant

Nick Sine, LSIT

Survey Technician

Marilynn Connell

Landscape Designer

Brandon Puccini

Associate Engineer

Bill Lindahl, PE

Senior Mechanical Engineer

JB Barrera

Assistant Resident Engineer

Marcus Jackson

Senior Program Manager

Travis Vasquez, PE

Associate Engineer

Anthony Lehman

Assistant Resident Engineer

Marco Castaneda, PLS

Professional Land Surveyor

Bryce Dilger, PLS

Senior Land Surveyor II

Ralph Schell

Senior Civil Designer

Jamie Platz, PE

Senior Civil Engineer

George Marchenko, PLS

Senior Land Surveyor

Greg Hulburd, PE, QSD/P

Director of Water Resources

Jenna Mitchell

Human Resources Manager

Luz Garcia, PLS

Professional Land Surveyor

Sonil Kim

Assistant Resident Engineer

Erik Rutherford, PE

Senior Mechanical Engineer

John Wallace, PE

Consulting Engineer

Bria diCicco

Marketing & Business Development Manager

Valerie Huff, PE

Senior Civil Engineer

Tony Scalise

Assistant Resident Engineer

Michael Hausman, PE

Civil Engineer

Nate Whitcare, PE

Senior Designer

Sarah Huffman, PE

Civil Engineer

Cris Disarufino

Senior Civil Designer

Mark Madonna, PE

Survey Technician

Alex Murray, PE

Civil Engineer

Clayton Bradshaw, PE, PLS

Director of Surveying

Olivia Williams

Associate Engineer

David Jamesson, PLA

Landscape Architect

Ethan Pence, PE

Civil Engineer

Daniel Herrera

Survey Technician

Suzanne Baird, PLA, ASLA

Landscape Architect

Tim Peterson

Project Analyst Compliance Inspector

Zachary Teske, PE

Director of Construction Management

Frances Yu

Survey Technician

Rachel Hawthorne, PE

Director of Civil and Transportation Engineering

Paula Cappiello

Senior Accountant

Steven Tanaka, PE, CSI, CCS

Principal Civil Engineer

Alvaro Escobedo

Associate Engineer

Zach Markow, PE

Civil Engineer

Conner Kelly, PE

Associate Engineer

Jessica Escobar, PLA

Landscape Architect