Adi Adriansyah Sjoekri

Australasian Institute of Mining & Metallurgy, also known as AusIMM, is the leading organization for professionals working in the resources sector. AusIMM is based in Carlton, Australia, and has subsidiaries in Hong Kong. The Australian company's main focus is on shaping careers, showcasing leadership, creating communities, and upholding standards.

The Society of Economic Geologists (SEG) is an organization that focuses on economic geology. The organization is based in Littleton, CO. The company offers membership benefits such as access to publications, webinars, and job listings. The SEG also has a foundation that provides funding for students and early career professionals.

Sumatra Copper & Gold Plc engages in the exploration and development of mineral resource properties. It focuses on gold and silver tenements of tembang gold-silver and tandai projects. The company was founded by Jocelyn Severyn de Warrenne Waller on April 11, 2006 and is headquartered in West Perth, Australia.