MWSS BOARD OF TRUSTEES 
Name (Click name to view resume)PositionsContact Number
Reynaldo V. VelascoChairman MWSS Board of Trustee8929-5551
Emmanuel B. SalamatMWSS Administrator/Vice Chairman MWSS Board of Trustee8922-2969
Jose R. HernandezBoard of Trustee8929-5551
Valeriano F. PasquilBoard of Trustee8929-5551
Merly M. CruzBoard of Trustee8929-5551
Melanie Sia-LambinoBoard of Trustee8929-5551
Mariano C. AlegarbesBoard of Trustee8929-5551
Melchior I. Acosta Jr.Board of Trustee8929-5551
Elpidio J. VegaBoard of Trustee8929-5551
 

MWSS BOARD COMMITTEES
CommitteeMemberPosition
Executive and Governance
Committee (EGC)
Reynaldo V. VelascoChair
Emmanuel B. SalamatVice-Chair
Jose R. HernandezMember
Merly M. CruzMember
Melanie Sia-LambinoMember
GCC Elpidio J. VegaMember
Audit and Risk Managament
Committee (ARMC)
Valeriano F. PasquilChair
Reynaldo V. VelascoMember
Merly M. CruzMember
Mariano C. AlegarbesMember
Melchior I. Acosta Jr.Member
Jose R. HernandezMember
Melanie Sia-LambinoMember
Human Resource
Committee (HRC)
Mariano C. AlegarbesChair
Reynaldo V. VelascoMember
Melanie Sia-LambinoMember
Valeriano F. PasquilMember
Merly M. CruzMember
Melchior I. Acosta Jr.Member
GCC Elpidio J. Vega,Member
Concession Monitoring
Committee (CMC)
Jose R. Hernandez,Chair
Emmanuel B. SalamatMember
Valeriano F. PasquilMember
Mariano C. AlegarbesMember
Melchior I. Acosta Jr.Member
GCC Elpidio J. VegaMember
Board Committee Membership 2019
Board Committee Membership 2018
Board Committee Membership 2017

MWSS REGULATORY OFFICE OFFICIALS
Name / PositionContact NumberGovMail (@ro.mwss.gov.ph)
Patrick Lester N. Ty
Chief Regulator
3435-8900patrick.ty
Claudine B. Orocio-Isorena
Deputy Administrator for Administration and Legal Affairs
3435-8902claudine.isorena
Evelyn B. Agustin
Deputy Administrator for Technical Regulation Area
3435-8904evelyn.agustin
Lee Robert M. Britanico
Deputy Administrator for Customer Service Regulation Area
3435-8903leerobert.britanico
Christopher D. Chuegan
Acting Deputy Administrator for Financial Regulation Area
3435-8901christopher.chuegan
Joel A. Dominguez
Dept. Manager A – Operations Monitoring (TRA)
3435-8904joel.dominguez
Maricris T. Laciste
Dept. Manager A – Water Quality Control (TRA
3435-8904maricris.laciste
Joan Michelle S. Antonio
Dept. Manager A – Public Information Dept.(OCR)
3435-8900joanmichelle.antonio
Rosendo O. Alegre
Dept. Manager A – Complaints Services Monitoring (CSR)
3435-8903rosendo.alegre
Carlito E. Espallardo
Dept. Manager A – Metering Efficiency (CSR)
3435-8903carlito.espallardo
Ramon A. Javier
Dept. Manager A – Administration (ALA)
3435-8898ramon.javier
Crescenciano B. Minas Jr.
Dept. Manager A – Legal (ALA)
3435-8898crescenciano.minas
Charmaine Shiela R. Abia
Acting Dept. Manager A – Financial Audit and Asset Monitoring (FRA)
3435-8901charmaine.abia
Rosalinda T. Valdez
Acting Dept. Manager A-Tariff Control And Monitoring (FRA)
3435-8901rosalinda.valdez