Search ST Engineering


Singapore Test Services Private Limited

Singapore Test Services (STS) is a leading provider of one-stop accredited testing, inspection, certification, calibration and training services in Singapore and the region. The Singapore Assay Office (SAO), a division of Singapore Test Services Pte Ltd, provides Assaying, Hallmarking and X-ray Fluorescence Spectroscopy services. Our Inspection Body providing Structural Steelwork and Lifting Equipment Inspection is accredited to ISO/IEC 17020, and our Certification Body offering management system and product certification is accredited to ISO 17021-1 and ISO 17065 respectively.


Singapore Test Services Private Limited

  • Clement Teo
  • General Manager
  • 249 Jalan Boon Lay,
    Singapore 619523
  • (65) 6660 7271/ 6660 7316
  • (65) 6261 2617