Central Office

OFFICE OF THE ADMINISTRATOR
Eduardo Eddie G. Guillen
Administrator 
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
Allan Paul S. Sarangaya
Corporate Board Secretary 
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
Pepito L. Padilla
Department Manager 
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
Reynaldo D. Nilo
Officer-in-Charge
Email Address:  cps@nia.gov.ph
Telephone Number:  (632) 8926-5896 
Fax Number:   (632) 8926-5896
 Patrick R. Rillon  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
Rizza A. Ibañez
Department Manager (Acting)
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
Josephine B. Salazar
Officer-in-Charge
Email Address:  deputy.eos@nia.gov.ph
Telephone Number:  (632) 8928-9311
ENGINEERING DEPARTMENT
Reyne B. Ugay
 Department Manager (Acting)
 Email Address: ed@nia.gov.ph
 Telephone Number: (632) 8926-7678 
 Fax Number: (632) 8922-2328
Ferdinand G. Sales Emilio M. Domagas, Jr. Hanziel Nonilon U. De Guzman
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
Eusebio S. Villamanto
Department Manager (Acting)
Email Address: od@nia.gov.ph
 Telephone Number: (632) 8928-4130 and (632) 8925-3207
 Fax Number: (632) 8928-4254
Martin T. Tacloban Wilhelm S. Tiangco Marcial Gealone, Jr. Luisito Ruel S. San Miguel
Division Manager (Acting) Division Manager (Acting) 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
Robert Victor G. Seares, Jr. 
Deputy Administrator
Email Address:  deputy.afs@nia.gov.ph
Telephone Number:  (632) 8926-2388, (632) 8926-2165 
Fax Number:   (632) 8926-2165
ADMINISTRATIVE DEPARTMENT
Albine Dave V. Jubilado
 Department Manager (Acting)
 Email Address: ad@nia.gov.ph 
 Telephone Number: (632) 8922-4768, (632) 8926-3169 
 Fax Number: (632) 8921-3906
Portia S. Angulo Elaine P. Villanueva Lexter G. Cadeliña Catherine DC Binag Lexter G. Cadeliña
Division Manager (Acting) Division Manager Division Manager (Acting) Medical Officer V Acting Head
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 Ramon Wilden C. Selva
Division Manager Division Manager Division Manager (Acting)
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