Serving the oil and gas, mining and power sectors for over 30 years, Gateway has the experience, people, fabrication facilities and agility to deliver the goods, services and projects our customers require, where and when they want them. We can do this because of our high levels of expertise and local knowledge across all areas of our operation.


In the 11 countries where Gateway operates, we are entirely compliant with all relevant laws and legislation. Yet because we take our responsibilities as an organisation extremely serious, we also ensure we’re up to date and compliant with all the latest international industry standards to make sure we’re doing things in the best, and safest, possible way.

Gateway is certified for a number of American Society of Mechanical Engineers (ASME) and International Organization for Standardization (ISO) standards.

Our ISO certifications include:



dl3 ASME-R-8394

dl3 ASME-S

dl3 ASME-U

dl3 ASME-U2

dl3 ISO-9001-2008

dl3 ISO-9001-2009

dl3 ISO-14001-2006

dl3 OHSAS-18001-2008

dl3 ISO-14001-2004

Gateway’s fabrication facility, Sewon Vertex Heavy Industry, possesses the following certification:

Gateway also has certification or complies with a large number of other International Standards such as American Petroleum Institute (API), British Standards (BS), and European Standards (EN) as well as DIN, DNV and GOST standards.

To see how we comply with the legislation and International Standards relevant to your industry sector, please contact your Gateway sales manager, here.