Office of the President and CEO

Fernando Martin Y. RoxasPresident & CEOOffice of the President and CEO(02) 89212998
fmyroxas@napocor.gov.ph

Office of the Sr. Vice President and Chief Operating Officer

Melchor P. RidulmeSr. Vice President & COOOffice of the Sr. Vice President and COO(02) 89213518
mpridulme@napocor.gov.ph

Internal Audit

Vedalisa N. ArevaloSenior Department ManagerInternal Audit(02) 89213478
vnarevalo@napocor.gov.ph

Corporate Affairs Group

Emmanuel A. UmaliOfficer-In-ChargeOffice of the Vice President(02) 89213037
eaumali@napocor.gov.ph
Rommel U. MamangunDepartment ManagerCorporate Planning(02) 89245648
rumamangun@napocor.gov.ph
Ma. Annabel P. VersozaDepartment ManagerRevenue Management(02) 89223801
mapversoza@napocor.gov.ph
Virgilio S. LeybaDepartment ManagerInformation and Technology Services(02) 89213301
vsleyba@napocor.gov.ph
Emmanuel A. UmaliDepartment ManagerWatershed Management(02) 89254375
eaumali@napocor.gov.ph