• HQ Call: +27 (0)12 660 1616
  • Email: info@gast.co.za
  • GAST Liberty Park 96, Achilles Str. Zwavelpoort, Pretoria, South Africa


Since the formation of GAST in 1961, we have been privileged to receive various awards and merits around the world related to our innovative technology, world renowned quality control systems and our dedicated customer service. Here are some of our merits:

• United Nations(UN)
• American Society of Testing Materials(ASTM)
• National Sanitation Foundation(NSF)
• American Petroleum Institute(API)
• South African Bureau of Standards(SABS)
• Council for Scientific & Industrial Research(CSIR)
• Geosynthetic Research Institute(GRI)
• World Bank (WB)