Our Mission
At JS Cornerstone Sdn Bhd, we take pride in being a reliable and innovative construction testing company. Our mission is to ensure the safety, quality and durability of construction projects by providing comprehensive testing services. Whether you are a developer, constructor or engineer, we are here to support your project supervision every step of the way.
Our Services
We provide testing services throughout the entire spectrum of a construction project. We perform soil investigation during the pre-construction stage, various types of soil testing during the earthwork construction, construction material testing and site structural testing during the structure construction and various types of testing during the roadwork and infrastructure construction.
Our Expertise
At JS Cornerstone Sdn Bhd, we take pride in being a reliable and innovative construction testing company. Our mission is to ensure the safety, quality and durability of construction projects by providing comprehensive testing services. Whether you are a developer, a constructor or engineer, we are here to support your project supervision every step of the way.
Our Commitment
Our team strives to provide accurate testing information based on international standards at a timeliness manner because we understand the importance of project timeline. Our goal is to empower clients with reliable data for safe and successful construction outcomes.


