Meet Our Experts

Olivia Williams

Associate Engineer

Cris Disarufino

Senior Civil Designer

Bill Callahan

Senior Environmental Compliance Specialist

Glenn Rider

Senior Environmental Compliance Specialist

Valerie Huff, PE

Senior Civil Engineer

Samar Saliba

Senior Accountant

Ethan Pence, PE

Civil Engineer

Marilynn Connell

Landscape Designer

Daniel Herrera

Survey Technician

Anthony Lehman

Assistant Resident Engineer

Marcus Jackson

Senior Program Manager

Jorge Avila

Assistant Resident Engineer

Bria diCicco

Marketing & Business Development Manager

Luz Garcia, PLS

Professional Land Surveyor

Jessica Escobar, PLA

Landscape Architect

Bryce Dilger, PLS

Senior Land Surveyor II

Matt Valez

Operations Manager

Rachel Hawthorne, PE

Director of Civil and Transportation Engineering

Nate Whitcare, PE

Senior Designer

Tim Peterson

Project Analyst Compliance Inspector

Alex Murray, PE

Civil Engineer

Clayton Bradshaw, PE, PLS

Director of Surveying

Josh Whipple

Senior Mechanical Designer

Conner Kelly, PE

Associate Engineer

Zach Markow, PE

Civil Engineer

Lee Faraca, PE

Civil Engineer

Zac Powell, PE

Associate Engineer

Kathy Redden

Executive Assistant

Gabriela Mendoza

Accountant

Ralph Schell

Senior Civil Designer

Mark Madonna, PE

Survey Technician

Suzanne Baird, PLA, ASLA

Landscape Architect

Sonil Kim

Assistant Resident Engineer

Greg Hulburd, PE, QSD/P

Director of Water Resources

George Marchenko, PLS

Senior Land Surveyor

Michael Hausman, PE

Civil Engineer

Nick Sine, LSIT

Survey Technician

Jamie Platz, PE

Senior Civil Engineer

Paula Cappiello

Senior Accountant

Sarah Huffman, PE

Civil Engineer

Jenna Mitchell

Human Resources Manager

Zachary Caipang, PE

Associate Engineer

Brandon Puccini

Associate Engineer

John Wallace, PE

Consulting Engineer

Zachary Teske, PE

Director of Construction Management

Lonnie Richardson

Senior Project Analyst

Alexandra Cass, PE

Associate Engineer

Jenni Metzger

Project Analyst

Tony Scalise

Assistant Resident Engineer

Steven Tanaka, PE, CSI, CCS

Principal Civil Engineer

Erik Rutherford, PE

Senior Mechanical Engineer

Marco Castaneda, PLS

Professional Land Surveyor

Ryan Burmaster

Survey Technician

Heather Johnson

Reception & Admin

Matt Wilkins, PLA, ASLA, APA

Director of Landscape Architecture

Bill Lindahl, PE

Senior Mechanical Engineer

Travis Vasquez, PE

Associate Engineer

David Jamesson, PLA

Landscape Architect

JB Barrera

Assistant Resident Engineer

Frances Yu

Survey Technician

Alvaro Escobedo

Associate Engineer

Wen Bin Sullivan, PE

Civil Engineer

Tina Mayer, PE

Principal Civil Engineer

Julie Rae Wilson

Controller

Jamie Rogers

Marketing Coordinator