Meet Our Experts

Rachel Hawthorne, PE

Director of Civil and Transportation Engineering

Tina Mayer, PE

Principal Civil Engineer

Matt Valez

Operations Manager

Luz Garcia, PLS

Professional Land Surveyor

Cris Disarufino

Senior Civil Designer

Zachary Teske, PE

Director of Construction Management

Kathy Redden

Executive Assistant

Valerie Huff, PE

Senior Civil Engineer

Bill Callahan

Senior Environmental Compliance Specialist

Gabriela Mendoza

Accountant

Brandon Puccini

Associate Engineer

Paula Cappiello

Senior Accountant

Olivia Williams

Associate Engineer

Jamie Rogers

Marketing Coordinator

George Marchenko, PLS

Senior Land Surveyor

Josh Whipple

Senior Mechanical Designer

Jenna Mitchell

Human Resources Manager

Lonnie Richardson

Senior Project Analyst

Bill Lindahl, PE

Senior Mechanical Engineer

Zachary Caipang, PE

Associate Engineer

Jamie Platz, PE

Senior Civil Engineer

Erik Rutherford, PE

Senior Mechanical Engineer

Nate Whitcare, PE

Senior Designer

Sarah Huffman, PE

Civil Engineer

Clayton Bradshaw, PE, PLS

Director of Surveying

Jenni Metzger

Project Analyst

Ralph Schell

Senior Civil Designer

Zac Powell, PE

Associate Engineer

Alexandra Cass, PE

Associate Engineer

John Wallace, PE

Consulting Engineer

Mark Madonna, PE

Survey Technician

Glenn Rider

Senior Environmental Compliance Specialist

Marco Castaneda, PLS

Professional Land Surveyor

Alex Murray, PE

Civil Engineer

Anthony Lehman

Assistant Resident Engineer

David Jamesson, PLA

Landscape Architect

Jorge Avila

Assistant Resident Engineer

Ethan Pence, PE

Civil Engineer

Steven Tanaka, PE, CSI, CCS

Principal Civil Engineer

Conner Kelly, PE

Associate Engineer

Marcus Jackson

Senior Program Manager

Michael Hausman, PE

Civil Engineer

Suzanne Baird, PLA, ASLA

Landscape Architect

Matt Wilkins, PLA, ASLA, APA

Director of Landscape Architecture

Heather Johnson

Reception & Admin

Alvaro Escobedo

Associate Engineer

Lee Faraca, PE

Civil Engineer

Julie Rae Wilson

Controller

Wen Bin Sullivan, PE

Civil Engineer

JB Barrera

Assistant Resident Engineer

Nick Sine, LSIT

Survey Technician

Marilynn Connell

Landscape Designer

Bria diCicco

Marketing & Business Development Manager

Samar Saliba

Senior Accountant

Zach Markow, PE

Civil Engineer

Sonil Kim

Assistant Resident Engineer

Tim Peterson

Project Analyst Compliance Inspector

Tony Scalise

Assistant Resident Engineer

Jessica Escobar, PLA

Landscape Architect

Bryce Dilger, PLS

Senior Land Surveyor II

Frances Yu

Survey Technician

Greg Hulburd, PE, QSD/P

Director of Water Resources