STL is a SANAS 17025 Accredited Asphalt, Binders, Aggregate & Geotechnical testing laboratory who provides a one-stop, all-inclusive service to the industry.

At our accredited facility, we analyze Asphalt, Bitumen, Aggregate & Soil samples obtained from projects onshore and offshore projects around the world, nationally and internationally.

With a highly-experienced team and automated equipment on board STL can deliver an around-the-clock capability to promote the expedited turnaround of test data required by the industry.

STL operates in the Civil Engineering markets environment. We strive to be the preferred partner of our clients by safely and consistently delivering quality and on-time feedback & test reports on budget with teams of employees that apply world class, innovative and often proprietary technology and perform high standards of professionalism and integrity. We use our position, experience, extensive expertise, know-how and capabilities to generate superior, sustainable value for our customers and solid long term returns for our shareholders.

STL is an Accredited Specialised Testing Laboratory practicing in the following disciplines of materials testing:

- Asphalt
- Aggregate
- Bituminous Binders
- Geotechnical
- Chemical
- Soils & Gravels

Our Complete Materials Laboratory includes latest specialised testing equipment and apparatus from leading international suppliers/agents such as Anton Paar, Controls and Matest to perform tests on asphalt, aggregate, soil and binders to comply with newest requirements of our clients.

Roelof de Jong | Laboratory Manager - 072 674 6343 124 | roelof@stlab.co.za 
Gerrie Janse van Rensburg | Geotechnical Manager - 028 309 4448 | gerrie@stlab.co.za

Specialised Testing Laboratory (Pty) Ltd

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