MAYON TELEPHONE CO, (MATELCO)

Information and Communications Technology

2nd Floor, Midland Plaza, M. Adriatico St. Ermita Manila Manila Metro Manila

Tel : (02) 522-02-74

Fax : (02) 722-84-64

PHILIPPINE LONG DISTANCE TELEPHONE COMPANY

Information and Communications Technology

Ramon Cojuangco Bldg., Makati Ave., Makati City Makati Metro Manila

Tel : (02) 816-8024;816-8121;816-8711;816-8097

Fax : (02) 810-7138;818-6800

ERICSSON TELECOMMUNICATIONS, INC.

Information and Communications Technology

7/F Octagon Building, San Miguel Ave., Ortigas Center, Pasig City, Metro Manila Pasig Metro Manila

Tel : (02) 637-1600

Fax : (02) 637-6160

Hi-Tech Industrial Galvanizing Enterprise

Guard rail supplier, Fabrication and Galvanizing

246 11th ave, bet. 10th and 11th st., Barangay 93 CALOOCAN CITY NCR

Tel : 02 5429348

Fax : 02 3197591

SONJU ENGINEERING SERVICES

Calibration, Repair, Engineering Services

Sonju Bldg., B1L49 Jubilation Commercial Strip, Zapote CITY OF BIÑAN LAGUNA

Tel : 049 840 5397

Fax : 049 513 5233

PRIMA WORKS ENGINEERING SERVICES

Services - Office Maintenance

#9 DURIAN ST. PACITA COMPLEX 2 SAN VICENTE San Pedro Laguna

Tel : +6328084355

Fleet Maintenance & Consultancy services, Inc.

Services (Machine Shop & Fabrication Works

Bolbok (Diversion Road) Batangas City Batangas

Tel : (043) 706-3260

DM HERNANDEZ ENGINEERING

Engineering Services

176-A West Bank Rd Rosario CITY OF PASIG NCR

Tel : 02 219 5982

Fax : 02 640 5426

VONOTEC, INC.

Construction Companies

Room 206 Sunette Tower, Durban St. Poblacion CITY OF MAKATI NCR

Tel : (02) 8992512

Fax : (02) 8992512

AH SELDA Carpet Clean+

Advertising and Media

PNB Financial center building Martinez st. Mandaluyong Metro Manila

Tel : 02-5310586

Fax : 5233390