Central Office

OFFICE OF THE ADMINISTRATOR
Eduardo Eddie G. Guillen
Administrator (Acting)
Email Address:  adminoffice@nia.gov.ph
Telephone Number:  (632) 8928-1280
Fax Number:   (632) 8928-1280
OFFICE OF THE SENIOR DEPUTY ADMINISTRATOR
Robert C. Suguitan
Senior Deputy Administrator
Email Address: osda@nia.gov.ph
Telephone Number:  (632) 8926-2635
Fax Number:   (632) 8926-2635
OFFICE OF THE CORPORATE BOARD SECRETARY
Pepito L. Padilla
Corporate Board Secretary (Acting)
Email Address:  board.secretary@nia.gov.ph; boardofdirectorsnia@gmail.com
Telephone Number:  (632) 8928-8820
Fax Number:   (632) 8928-8820
OFFICE OF THE INTERNAL AUDIT SERVICES
Mary Jean P. Estefanio
Department Manager (Acting)
Email Address:  ias@nia.gov.ph
Telephone Number:  (632) 8926-2411
Fax Number:   (632) 8926-2411
Mary Jean E. Estefanio  Maria Teodora S. Pagalilauan
 Division Manager (Acting)  Division Manager (Acting)
 Financial and Operations Audit  Organization and Management Audit
 Email Address: ias.foad@nia.gov.ph   Email Address: ias.omad@nia.gov.ph 
 Telephone Number: (632) 8926-2411  Telephone Number: (632) 8926-2411
OFFICE OF THE CORPORATE PLANNING SERVICES
Rogelia C. dela Torre
Department Manager
Email Address:  cps@nia.gov.ph
Telephone Number:  (632) 8926-5896 
Fax Number:   (632) 8926-5896
 Reynaldo D. Nilo  Sussie T. Taniegra  Reynaldo D. Nilo
 Division Manager (Acting)  Division Manager  Division Manager (Acting)
 Planning and Programming  Management Information  Management Services (interim)
 Email Address: cps.ppd@nia.gov.ph   Email Address: cps.mid@nia.gov.ph    Email Address: cps.msd@nia.gov.ph;
 nia.msdcorplan@gmail.com
 Telephone Number: (632) 8926-2076  Telephone Number: (632) 8927-0916, (632) 8926-5896  Telephone Number: (632) 8926-2076
OFFICE OF THE LEGAL SERVICES
Pepito L. Padilla
Department Manager
Email Address:  legal@nia.gov.ph 
Telephone Number:  (632) 8926-2566
Fax Number:   (632) 8926-2566
OFFICE OF THE PUBLIC AFFAIRS AND INFORMATION STAFF
Eden Victoria C. Selva
Department Manager
Email Address:  pais@nia.gov.ph
Telephone Number:  (632) 8921-3741, (632) 8929-6071 to 79 loc. 113 / 119
Fax Number:   (632) 8921-3741
OFFICE OF THE DEPUTY ADMINISTRATOR FOR ENGINEERING AND OPERATIONS
C'zar M. Sulaik
Deputy Administrator
Email Address:  deputy.eos@nia.gov.ph
Telephone Number:  (632) 8928-9311
ENGINEERING DEPARTMENT
Reynaldo L. Baloloy
 Department Manager (Acting)
 Email Address: ed@nia.gov.ph
 Telephone Number: (632) 8926-7678 
 Fax Number: (632) 8922-2328
Ma. Minene P. Evangelista Emilio M. Domagas, Jr. Othello L. Razon
Division Manager Division Manager (Acting) Division Manager (Acting)
Construction Management Design and Specifications Project Planning
Email Address: ed.cmd@nia.gov.ph  Email Address: ed.dsd@nia.gov.ph Email Address: ed.ppd@nia.gov.ph
Telephone Number: (632) 8925-4614 Telephone Number: (632) 8921-0018, (632) 8929-8944 Telephone Number: (632) 8926-7678
OPERATIONS DEPARTMENT
 Leslie C. Dizon
Department Manager
Email Address: od@nia.gov.ph
 Telephone Number: (632) 8928-4130 and (632) 8925-3207
 Fax Number: (632) 8928-4254
Martin T. Tacloban Eusebio S. Villamanto Marcial Gealone, Jr. Jerome R. Osias
Division Manager (Acting) Division Manager Division Manager (Acting) Division Manager (Acting)
Institutional Development Systems Management Equipment Management Irrigation Engineering Center
Email Address: od.idd@nia.gov.ph; centralidd@yahoo.com  Email Address: od.smd@nia.gov.ph  Email Address: od.emd@nia.gov.ph Email Address: od.iec@nia.gov.ph
Telephone Number: (632) 8927-7802 Telephone Number: (632) 8928-4130, (632) 8925-8556 Telephone Number: (632) 8928-4254 Telephone Number: (632) 8920-5409
OFFICE OF THE DEPUTY ADMINISTRATOR FOR ADMINISTRATIVE AND FINANCE SECTOR
Ralph Lauren A. Du
Deputy Administrator
Email Address:  deputy.afs@nia.gov.ph
Telephone Number:  (632) 8926-2388, (632) 8926-2165 
Fax Number:   (632) 8926-2165
ADMINISTRATIVE DEPARTMENT
Ailyne C. Agtuca-Selda
 Department Manager 
 Email Address: ad@nia.gov.ph 
 Telephone Number: (632) 8922-4768, (632) 8926-3169 
 Fax Number: (632) 8921-3906
Albine Dave V. Jubilado Elaine P. Villanueva Lexter G. Cadeliña Catherine DC Binag Eusebio S. Villamanto
Division Manager (Acting) Division Manager Division Manager (Acting) Medical Officer V Chief Security Officer (Acting)
Human Resources Procurement and Property General Services Medical and Dental Services Civil Security Affairs
Email Address: ad.hrd@nia.gov.ph Email Address: ad.ppd@nia.gov.ph Email Address: ad.gsd@nia.gov.ph Email Address: ad.mds@nia.gov.ph, cdcbinag@yahoo.com Email Address: ad.csa@nia.gov.ph
Telephone Number: (632) 8926-1996 Telephone Number: (632) 8926-2066, (632) 8926-3169 Telephone Number: (632) 8928-9207 Telephone Number: (632) 8928-4642 Telephone Number: (632) 8922-4768
FINANCIAL MANAGEMENT DEPARTMENT
 Milca B. Cayanga
 Department Manager
 Email Address: fmd@nia.gov.ph 
 Telephone Number: (632) 8928-9245, (632) 8922-2474, (632) 8922-2330
 Fax Number: (632) 8926-9852
Sharilyn A. Bluza Helen T. Laoyan Elizabeth A. Benzon
Division Manager Division Manager Division Manager
Accounting Budget and Revenue Cash
Email Address: fmd.ad@nia.gov.ph  Email Address: fmd.brd@nia.gov.ph  Email Address: fmd.cd@nia.gov.ph
Telephone Number: (632) 8928-9245, (632) 8926-9852 Telephone Number: (632) 8922-2474 Telephone Number: (632) 8921-3891