Office Mailing Address:  4th Floor, Administration Building, MWSS Complex, 489 Katipunan Avenue, Balara, Quezon City, 1105

 

Landline : 8920-55-21

E-mail: info@mwss.gov.ph; dcc@mwss.gov.ph

MWSS-CO Telephone Directory

OFFICE OF THE ADMINISTRATOR

Landline: 8920-5521 loc 102-103

Mobile: 09178084046

Email: office.administrator@mwss.gov.ph

 WATER AND SEWERAGE MANAGEMENT DEPARTMENT

Mobile: 09178050636

E-mail Address: wsmd@mwss.gov.ph
OFFICE OF THE BOARD OF SECRETARIAT

Landline: 8929-5551

Mobile: 09392992948

E-mail Address: boardsec@mwss.gov.ph

 RESEARCH AND STANDARDS DEVELOPMENT DEPARTMENT

Mobile: 09178313126

E-mail Address: helpdesk.itsd@mwss.gov.ph
POLICY, PLANNING AND PUBLIC RELATIONS

Landline: 8922-2969

Mobile: 09175226150

E-mail Address: ppprd@mwss.gov.ph

 ENGINEERING AND TECHNICAL OPERATIONS GROUP

E-mail: engg.techops@mwss.gov.ph

Site Operations Department

Mobile: 09178107531

E-mail Address: somd@mwss.gov.ph

 

Field Operations Department

Mobile: 09171693547

E-mail Address: fomd@mwss.gov.ph
LEGAL SERVICES DEPARTMENT

Mobile: 09561984389

E-mail Address: legal@mwss.gov.ph

 HUMAN RESOURCE AND ORGANIZATIONAL DEVELOPMENT AND LEARNING DEPARTMENT

Landline: 8928-2252

Mobile: 09178146046

E-mail Address: helpdesk.hrodl@mwss.gov.ph
INTERNAL AUDIT DEPARTMENT

Mobile: 09175613857

E-mail Address: iad@mwss.gov.ph

 FINANCE DEPARTMENT

Landline: 8928-2252

Mobile: 09154813350

E-mail Address: finance@mwss.gov.ph
OPERATIONS AND SUPPORT SERVICES DEPARTMENT

Landline: 8928-2252

Mobile: 09753177348

E-mail Address: osd@mwss.gov.ph

 ASSET MANAGEMENT DEPARTMENT

Mobile: 09173171374

E-mail Address: asset@mwss.gov.ph

 

Filing of complaints/feedback may be filed during office hours from Monday to Friday, 7:00 am to 6:00 pm, through the following contact details:

Ms. ELENITA S. DE LEON

Customer Service Relations Specialist

POLICY, PLANNING AND PUBLIC RELATIONS DEPARTMENT (PPPRD)

Direct Line : (02) 8922-2969

E-mail: info@mwss.gov.ph; enny.deleon@mwss.gov.ph

 

For Customer Complaints:

Maynilad:

Hotline: 1626

Cavite Toll Free No.: 1800-1000-92837

Website:

https://www.mayniladwater.com.ph/contact-us/

Text Hotline: 0998-8641446

Email: customer.helpdesk@mayniladwater.com.ph

Social media accounts:

Twitter: @maynilad

Facebook: Maynilad Water

 

Manila Water:

Hotline: 1627

Website:

https://www.manilawater.com/customer/contact-us

Trunkline: (632) 7917 5900 (Mon-Fri, 8:00 AM-5:00 PM)

Email: info@manilawater.com

Social media accounts:

Twitter: @ManilaWaterPH

Facebook: /Manilawater

 

For Customer Relations (e.g., Concessionaire complaints)

MWSS Regulatory Office (Customer Relations Department)  Contact Nos. 3435-8903; 8925-6619

please click this URL: http://ro.mwss.gov.ph/?page_id=2673