Glostrext Bhd. is a geotechnical instrumentation service providing company. It operates through the following segments: provision of pile instrumentation and static load test services to construction projects and provision of structural and ground instrumentation and monitoring services to construction projects as well as completed buildings and infrastructures. The company was founded by Chong Yit Wah, Loke Weng Tuck and Lim Shih Chang on March 24, 1992 and is headquartered in Kuala Lumpur, Malaysia.