PHIL TELEGRAPH & TELEPHONE CORP

Information and Communications Technology

5TH FLR ISETANN CINERAMA CPLX CM RECTO AVE, QUIAPO, Manila

PHIL TELEGRAPH & TELEPHONE CORP

Information and Communications Technology

731 VICTORIA ST, BGY 658, ZONE 070 INTRAMUROS Manila

PHIL TELEGRAPH & TELEPHONE SVCS CORP

Information and Communications Technology

749 VICTORIA ST, INTRAMUROS Manila

PHIL TELEPHONE & TELEGRAPH CORP - ADRIATICO BRANCH

Information and Communications Technology

MARIO CO BLDG M ADRIATICO ST, MALATE Manila

KVAERNER PHILIPPINE CORPORATION, INC.

Construction Companies

16/F Multinational Bancorporation Centre, 6805 Ayala Avenue, Makati City Makati Metro Manila

Tel : (02) 845-0441

Fax : (02) 845-2614

MERALCO INDUSTRIAL ENGINEERING SERVICES CORP. (MIESCOR)

Engineering and Construction; Power Plant Construction Maintenance & Services, Transmission Line Contruction & Maintenance, Subs

5/F Renaissance Tower 1000, Meralco Ave. Pasig City, NCR - Second District 1657

Tel : 635-5901; 633-5119

Fax : 633-3891

PHILIPPINE LONG DISTANCE TELEPHONE CO.

Information and Communications Technology

2/F Manabat Bldg. Dolores, City of san Fernando, Pamp. Pampanga Region 3

Tel : 961-5555/961-7700/625-8700

Fax : 961-4700

ETSI TECHNOLOGIES, INC. (FOR. ELECTRONIC TELEPHONE SYSTEM IDUSTRIES, INC.)

Information and Communications Technology

Mercedes Business Park, Mercedes Avenue, Pasig City Pasig Metro Manila

Tel : (02) 634-54-77

Fax : (02) 643-20-33

FOCAL LENGTH ENTERPRISE

Services

258-B San Miguel CITY OF PASIG NCR

Tel : 02 3590269

HATJR MAINTENENCE & CONSTRUCTION SERVICES CORP.

ENGINEERING DESIGN, CONSTRUCTION & MAINTENANCE

R. LAZAGA Balibago CITY OF SANTA ROSA LAGUNA

Tel : 09178386474