Oil & Gas


SAIYL has extensive expertise in the oil and gas industry. Our experienced team has an in-depth understanding of  the upstream, midstream and downstream industries. We appreciate the criticality of quality assurance and have an in-depth knowledge of international specifications and standards such as API, ASME, etc.


  • Upstream:
  • Top Oil & Gas Platforms,
  • FPSO,
  • Onshore Facilities.


  • Oil & Gas Transmission Pipelines
  • Storage & Tank Farms.


  • Crude Oil Refineries,
  • Synthetic Fuel Refineries (CTL / GTL)
  • Petrochemicals.
Our consultants and experts have worked with international oil companies as:



Freek Van Heerden


Freek is an expert in the petroleum and chemical industries, specifically in the fields of GTL, CTL, petroleum refining and polymers. His career spans over 30 years covering projects from engineering through to technical director level. Freek has played a key role in Sasol’s international expansions in Europe, Asia, Qatar, Iran and North America.



Andy Bull


Andy is best known for his contributions at SASOL Technology, AECI, AEL and DULUX. He is a high powered and experienced engineering and project manager with a flare for solving complexed and challenging problems.He has over expert with 40+ years of experience in the oil & gas and chemical industry.