Meet Our Experts

Sonil Kim

Assistant Resident Engineer

Ralph Schell

Senior Civil Designer

John Wallace, PE

Consulting Engineer

Alexandra Cass, PE

Associate Engineer

Heather Johnson

Reception & Admin

Gabriela Mendoza

Accountant

Jenni Metzger

Project Analyst

Brandon Puccini

Associate Engineer

Julie Rae Wilson

Controller

George Marchenko, PLS

Senior Land Surveyor

Zach Markow, PE

Civil Engineer

Kathy Redden

Executive Assistant

Clayton Bradshaw, PE, PLS

Director of Surveying

Alvaro Escobedo

Associate Engineer

Bryce Dilger, PLS

Senior Land Surveyor II

Matt Wilkins, PLA, ASLA, APA

Director of Landscape Architecture

Ryan Burmaster

Survey Technician

Jenna Mitchell

Human Resources Manager

Paula Cappiello

Senior Accountant

David Jamesson, PLA

Landscape Architect

Jamie Platz, PE

Senior Civil Engineer

Zachary Teske, PE

Director of Construction Management

Jamie Rogers

Marketing Coordinator

Cris Disarufino

Senior Civil Designer

Zachary Caipang, PE

Associate Engineer

Marilynn Connell

Landscape Designer

Marco Castaneda, PLS

Professional Land Surveyor

Frances Yu

Survey Technician

Anthony Lehman

Assistant Resident Engineer

Samar Saliba

Senior Accountant

Suzanne Baird, PLA, ASLA

Landscape Architect

Nick Sine, LSIT

Survey Technician

Lonnie Richardson

Senior Project Analyst

Ethan Pence, PE

Civil Engineer

Alex Murray, PE

Civil Engineer

Jorge Avila

Assistant Resident Engineer

Olivia Williams

Associate Engineer

Lee Faraca, PE

Civil Engineer

Tony Scalise

Assistant Resident Engineer

Bill Lindahl, PE

Senior Mechanical Engineer

Travis Vasquez, PE

Associate Engineer

Matt Valez

Operations Manager

Marcus Jackson

Senior Program Manager

Valerie Huff, PE

Senior Civil Engineer

Rachel Hawthorne, PE

Director of Civil and Transportation Engineering

Erik Rutherford, PE

Senior Mechanical Engineer

Zac Powell, PE

Associate Engineer

Wen Bin Sullivan, PE

Civil Engineer

Luz Garcia, PLS

Professional Land Surveyor

Mark Madonna, PE

Survey Technician

Tina Mayer, PE

Principal Civil Engineer

JB Barrera

Assistant Resident Engineer

Josh Whipple

Senior Mechanical Designer

Nate Whitcare, PE

Senior Designer

Steven Tanaka, PE, CSI, CCS

Principal Civil Engineer

Glenn Rider

Senior Environmental Compliance Specialist

Daniel Herrera

Survey Technician

Sarah Huffman, PE

Civil Engineer

Tim Peterson

Project Analyst Compliance Inspector

Michael Hausman, PE

Civil Engineer

Conner Kelly, PE

Associate Engineer

Bill Callahan

Senior Environmental Compliance Specialist

Greg Hulburd, PE, QSD/P

Director of Water Resources

Bria diCicco

Marketing & Business Development Manager

Jessica Escobar, PLA

Landscape Architect