SHIPSCAN MARINE (S) PTE LTD
STANDARD GENERAL SUPERINTENDENCE & TESTING LABORATORY PTE LTD (SGSTL)
STANDARD HEAT TREATMENT PTE LTD
TOMTEC NDT MARINE SERVICES PTE LTD
TÜV RHEINLAND SINGAPORE PTE LTD
TÜV SÜD PSB PTE LTD
ULTRA INSPECTION ENGINEERING PTE LTD
ULTRATEST MARINE SERVICES PTE LTD
UNITED TESTING CO PTE LTD
WELDTECH INSPECTION SERVICES (S) PTE LTD