- Instrumentation & Control Specialists, Inc.
- rocess instrumentation systems, technical services calibration, installation, maintenance, system integration, eng g design, technical training consultancy.
- Address:Philippine
- Precision Inspection Service
- Ndt Services, Chartered Engineers, Safety Conultants, ISO Consultants, Load Testings, Valuers, Third Party Inspection, Calibration Service,Chartered engineer.
- Address:E / 104 Shantivan Tower, Castle Mill, L. B. S. Road
- ESEK Technology Corporatio
- Laboratory Instruments, Calibration, Repair Services, School laboratory equipment.
- Address:124 CM Recto St., BF Executive Triangle, Brgy Almanza Uno Las Pinas, Mwtro Manila