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

Sensors & Measuring Instruments Corporation

Electronics Store

Mayapis MAKATI METRO MANILA

Tel : 757-3348

PHILIPPINE SURVEY INSTRUMENTS CORP.

Industrial Services and Equipment

Norton & Harrison Bldg., Pines St., Brgy. Buwayang Bato, Mandaluyong City Mandaluyong Metro Manila

Tel : 631-9094 / 631-9098 to 99

Fax : 631-9189

Gemataj Enterprises

industrial/precision tooling supplies

3 Baco St. Barangay Sta. Teresita Quezon City Metro Manila

Tel : +6327403757

PENTA-ISLES INC.

Industrial Services and Equipment

#9 PDC Cmpd., Pilar Village, Las Piñas City, M.M. Las Piñas Metro Manila

Tel : 806-2789

Fax : (632) 806-2789

PENTA-ISLES, INC.

Industrial Services and Equipment

#9 PDC Compound, Pilar Village Las Pinas City, Metro Manila, Philippines Las Piñas Metro Manila

Tel : +63 2 806-2789

Fax : +63 2 806-2789; 802.3585

APPLIED CALIBRATION & INSTRUMENTATION SYSTEM INC.

Calibration services,sales of various instruments

UNIT 201 IHC # 17, Bagong Anyo St. Santa Lucia CITY OF PASIG Metro Manila

Tel : (02) 401-9145

Fax : (02) 238-5823