Executive Directors

Derek Boese, JD, PMP
General Manager

Rick Trefzer
Deputy General Manager

Steve Metzler
Director, Water Resources

Luis Garcia
General Counsel

Sandy West, SHRM-SPC
Director, Human Resources

Shawna Arroyo
Director, Information Technology

Kristen Hansen
Deputy Director, Parks & Recreation

Brian S. Mast, JD
Deputy Director, Government Affairs
Department Managers

Erin Cavazos
Manager, Engineering

Shaun Donovan
Manager, Environmental Science

Naomi Oster
Manager, Facilities

Paul Garza
Controller

Nicole Marshall
Manager, Public Affairs

Amy Zola
Manager, Project Management Office

Katherine Overstreet
Manager, Utilities

Tommy Mitchell
Manager, Watershed & Park Operations