Central Office

OFFICE OF THE ADMINISTRATOR
Ricardo R. Visaya
Administrator
Email Address:  adminoffice@nia.gov.ph
Telephone Number:  (632) 922-2795, (632) 926-4510
Fax Number:   (632) 926-2846
OFFICE OF THE SENIOR DEPUTY ADMINISTRATOR
Abraham B. Bagasin
Senior Deputy Administrator
Email Address:  -
Telephone Number:  (632) 928-1280 
Fax Number:   (632) 928-1280
OFFICE OF THE CORPORATE BOARD SECRETARY
Pepito L. Padilla
Corporate Board Secretary (Acting)
Email Address:  boardsec@nia.gov.ph 
Telephone Number:  (632) 928-8820
Fax Number:   (632) 928-8820
OFFICE OF THE INTERNAL AUDIT SERVICES
Guillermo C. Mercado
Department Manager (Acting)
Email Address:  ias@nia.gov.ph
Telephone Number:  (632) 926-2411
Fax Number:   (632) 926-2411
 Teresita G. Pantalla  Mary Cresencia J. de Paz
 Division Manager  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) 926-2411  Telephone Number: (632) 926-2411
OFFICE OF THE CORPORATE PLANNING SERVICES
Rogelia C. dela Torre
Department Manager
Email Address:  cps@nia.gov.phcorplan.nia@da.gov.ph
Telephone Number:  (632) 926-5896 
Fax Number:   (632) 926-5896
 Reynaldo D. Nilo  Isidora M. Camaya
 Division Manager (Acting)  Division Manager (Acting)
 Planning and Programming  Management Information
 Email Address: cps-ppd@nia.gov.ph   Email Address: cps-mid@nia.gov.ph  
 Telephone Number: (632) 926-2076  Telephone Number: (632) 927-0916, (632) 926-5896
OFFICE OF THE LEGAL SERVICES
Pepito L. Padilla
Department Manager (Acting)
Email Address:  ls@nia.gov.ph 
Telephone Number:  (632) 926-2566
Fax Number:   (632) 926-2566
OFFICE OF THE PUBLIC AFFAIRS AND INFORMATION STAFF
Pilipina P. Bermudez
Department Manager
Email Address:  niapais@gmail.com, vparamio@yahoo.com
Telephone Number:  (632) 921-3741, (632) 929-6071 to 79 loc. 113 / 119
Fax Number:   (632) 921-3741
OFFICE OF THE DEPUTY ADMINISTRATOR FOR ENGINEERING AND OPERATIONS
C'zar M. Sulaik
Deputy Administrator
Email Address:  dep-eos@nia.gov.ph
Telephone Number:  (632) 928-9311, (632) 928-9631 
Fax Number:   (632) 928-9631
 Lydia S. Esguerra
 Department Manager
 Email Address: ed@nia.gov.ph
 Telephone Number: (632) 926-7678 
 Fax Number: (632) 922-2328
Felipa E. Mascariñas Robert M. Villanueva Reynaldo B. Villanera
Division Manager Division Manager (Acting) Division Manager
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) 925-4614 Telephone Number: (632) 921-0018, (632) 929-8944 Telephone Number: (632) 926-7678
 Bayani P. Ofrecio
Department Manager (Acting)
Email Address: od@nia.gov.ph
 Telephone Number: (632) 928-4254 
 Fax Number: (632) 928-4254
Leo L. Gallego Augustrese S. Torres Albert D. Asturiano Mariano R. Catan Jr.
Division Manager (Acting) Division Manager Division Manager (Acting) Division Manager (Acting)
Institutional Development Systems Management Equipment Management Irrigation Engineering Center
Email Address: centralidd@yahoo.com, od-idd@nia.gov.ph  Email Address: od-smd@nia.gov.ph  Email Address: od-emd@nia.gov.ph Email Address: od-iec@nia.gov.ph
Telephone Number: (632) 927-7802 Telephone Number: (632) 928-4130, (632) 925-8556 Telephone Number: (632) 928-4254 Telephone Number: (632) 920-5409
OFFICE OF THE DEPUTY ADMINISTRATOR FOR ADMINISTRATIVE AND FINANCE SECTOR
Romeo G. Gan
Deputy Administrator
Email Address:  -
Telephone Number:  (632) 926-2388, (632) 926-2165 
Fax Number:   (632) 926-2165
Ailyne C. Agtuca-Selda
 Department Manager
 Email Address: ad@nia.gov.ph 
 Telephone Number: (632) 922-4768, (632) 926-3169 
 Fax Number: (632) 921-3906
Maria Filipinas F. N. Verzosa Wilhelm S. Tiangco Eusebio S. Villamanto Catherine DC Binag Tito A. Cuerdo
Division Manager (Acting) Division Manager (Acting) Division Manager (Acting) Medical Officer IV Civil Security Officer A
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) 926-1996 Telephone Number: (632) 926-2066, (632) 926-3169 Telephone Number: (632) 928-9207 Telephone Number: (632) 928-4642 Telephone Number: (632) 922-4768
 Editha D. Morales
 Department Manager (Acting)
 Email Address: fmd@nia.gov.ph 
 Telephone Number: (632) 928-9245, (632) 922-2474, (632) 922-2330
 Fax Number: (632) 926-9852
Elizabeth A. Benzon Sylvia L. Leaño Casiana C. Saludaga
Division Manager (Acting) Division Manager (Acting) 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) 928-9245, (632) 926-9852 Telephone Number: (632) 922-2474 Telephone Number: (632) 921-3891