STL’s origin started with building a business standing on 3 pillars: quality, excellence and on-time service with our goal being to provide you with a competitive advantage by providing our clients the following:


  • Accredited ISO 17025 / reliable / traceable
  • Providing easy-to-read & interpret/visualize highest quality test reports which exceeds the needs of the industry & clients
  • Our accredited laboratory uses state-of-the-art equipment to perform testing to local and internationally accepted standards


  • Testing full range asphalt, aggregate, soil & geotechnical under one roof
  • Our state-of-the-art laboratory provides superior service to the industry
  • Maintain professional practice & reliable service

On Time

  • Our dedicated commitment to provide on-time feedback & test reports within budget
  • We understand the importance of your production and scheduling needs and offer the fastest turn-around time possible

For more information, feel free to contact us.