Staff Members
Board Roster
Mr. Robert Vargas
990 Tulare St. Suite C
Newman, CA 95360
Telephone: 209-862-2951
Representing Zone 1-Rural Newman
Member-Director
Director Term Expires 12-01-2028
Occupation: Paramedic
Began Service: 12-6-2024
Mrs. Sandy Walsh-Guajardo
990 Tulare St. Suite C
Newman, CA 95360
Telephone: 209-862-2951
Representing Zone 2-Newman City
Member-Director
Director Term Expires 12-04-2026
Occupation: Bookkeeper
Began Service: 12-06-2024
Mrs. Ashley Casteel
990 Tulare St. Suite C
Newman, CA 95360
Telephone: 209-862-2951
Representing Zone 3-Stevinson
Member-Director
Director Term Expires 12-6-2026
Occupation: IT Technology
Began Service: 05-27/2025
Mrs. Debbie Lopes
990 Tulare St. Suite C
Newman, CA 95360
Telephone: 209-862-2951
Representing Zone 4-Gustine City
Member-Director
Director Term Expires 12-07-2026
Occupation: Bank Manager
Began Service: 01-27/2025
Mr. David Varnell
990 Tulare St. Suite C
Newman, CA 95360
Telephone: 209-862-2951
Representing Zone 5-Rural Gustine
Member-President
Director Term Expires: 12-06-2028
Occupation: Retired
Began Service:12-2-2016
Administrative Staff
Michael Courtney
990 Tulare St. Suite C
Newman, CA 95360
Telephone: 209-862-2951
mcourtney@ws-ca.com
Interim Chief Administrative Officer
Began Service 10-14-2025
Mrs. Roberta Casteel
990 Tulare St. Suite C
Newman, CA 95360
Telephone: 209-862-2951
Administrative Services Manager Clerk of Board
Began Service: 10-08-2012