Department of Education – Region III
Schools Division Office of Olongapo City

OLONGAPO CITY NATIONAL HIGH SCHOOL

ADMINISTRATION

Responsible for managing various administrative functions and supporting the overall operation of the school.

Welcome to

Administrative Office of Olongapo City National High School

Facilities and Maintenance: Keeping Things Running Smoothly

We’re dedicated to the maintenance and upkeep of school facilities, from buildings and grounds to equipment and utilities. Ensuring a safe and functional environment for all.

Administrative Staff Members​

Our administrative staff members excel in their roles, ensuring smooth operations every step of the way!​

Dr. Roderick A. Tadeo, PhD
Principal IV
Ronaldo S. Manila
Administrative Officer IV
Mona Liza R. Banting
Administrative Aide II
Renski Del Rosario
Administrative Aide IV
Brussels Franc Mirando
Administrative Aide IV
John Dale C. Sanchez
Administrative Aide IV
Edmund Joshua Manalo
Administrative Aide III
Wiljun D. Go
Administrative Aide I
Justin Vrix's Flores
Administrative Aide I
Marilyn Y. Agoja
Administrative Aide I

Find us Here

R7PJ+4J9, Rizal Avenue Extension, Olongapo, 2200 Zambales

Contact Us

(047) 222-2568/ (047) 603-0570 olongapo.city@deped.gov.ph ​

OFFICE HOURS

Mon- Fri: 8am- 5pm
Saturday-Sunday: Closed

ORGANIZATIONAL CHART