Oil Industry Environmental Safety Group Association (IESG)
GC has collaborated with PTT as part of the member of Oil Industry Environmental Safety Group Association (IESG), a non-profit organization, which is established by companies in oil industry to emphasize on safety and environmental management in Thailand. As a member, GC would advocate for preventing negative impact on environment and safety aspects in oil industry and provide supports to other members as well as to the government.
GC is also a member of Oil Spill Response Limited (OSRL), which are established to mitigate the international oil spills incidents. The environmental responsibilities of OSRL members have covered more than 160 locations around the world. As part of the organization, GC has prepared and set the oil spills contingency plans according to the international standards.