Meet Our Experts

Valerie Huff, PE

Senior Civil Engineer

Bill Callahan

Senior Environmental Compliance Specialist

Mark Madonna, PE

Survey Technician

Zachary Caipang, PE

Associate Engineer

Paula Cappiello

Senior Accountant

Heather Johnson

Reception & Admin

Luz Garcia, PLS

Professional Land Surveyor

Nate Whitcare, PE

Senior Designer

Jorge Avila

Assistant Resident Engineer

Erik Rutherford, PE

Senior Mechanical Engineer

Alvaro Escobedo

Associate Engineer

Lee Faraca, PE

Civil Engineer

Bryce Dilger, PLS

Senior Land Surveyor II

Rachel Hawthorne, PE

Director of Civil and Transportation Engineering

Alexandra Cass

Associate Engineer

Zach Markow, PE

Civil Engineer

Clayton Bradshaw, PE, PLS

Director of Surveying

Matt Wilkins, PLA, ASLA, APA

Director of Landscape Architecture

Steven Tanaka, PE, CSI, CCS

Principal Civil Engineer

Ralph Schell

Senior Civil Designer

Jamie Rogers

Marketing Coordinator

Cris Disarufino

Senior Civil Designer

George Marchenko, PLS

Senior Land Surveyor

Julie Rae Wilson

Controller

Marco Castaneda, PLS

Professional Land Surveyor

Bria diCicco

Marketing & Business Development Manager

Jessica Escobar, PLA

Landscape Architect

Zachary Teske, PE

Director of Construction Management

John Wallace, PE

Consulting Engineer

Alex Murray, PE

Civil Engineer

Greg Hulburd, PE, QSD/P

Director of Water Resources

Matt Valez

Operations Manager

Glenn Rider

Senior Environmental Compliance Specialist

Brett Hadley, PE, QSD/P

Senior Civil Engineer

Olivia Williams

Associate Engineer

Kathy Redden

Executive Assistant

Nick Sine, LSIT

Survey Technician

Gabriela Mendoza

Accountant

Ryan Burmaster

Survey Technician

Jenna Mitchell

Human Resources Manager

Tina Mayer, PE

Principal Civil Engineer

Wen Bin Sullivan, PE

Civil Engineer

Jenni Metzger

Project Analyst

Michael Hausman, PE

Civil Engineer

Marcus Jackson

Senior Program Manager

Suzanne Baird, PLA, ASLA

Landscape Architect

Samar Saliba

Senior Accountant

Sonil Kim

Assistant Resident Engineer

Tony Scalise

Assistant Resident Engineer

JB Barrera

Assistant Resident Engineer

Tim Peterson

Project Analyst Compliance Inspector

Lonnie Richardson

Senior Project Analyst

Jamie Platz, PE

Senior Civil Engineer

Anthony Lehman

Assistant Resident Engineer

Travis Vasquez, PE

Associate Engineer

Daniel Herrera

Survey Technician

Zac Powell, PE

Associate Engineer

Josh Whipple

Senior Mechanical Designer

Brandon Puccini

Associate Engineer

Skye Thomas, PLS

Senior Land Surveyor

Ann Sever, PLA

Senior Landscape Architect

Ethan Pence, PE

Civil Engineer

Bill Lindahl, PE

Senior Mechanical Engineer

Conner Kelly, PE

Associate Engineer

Sarah Huffman, PE

Civil Engineer

Marilynn Connell

Landscape Designer