Tamotsu Sato

Established in 1923, Sato Metal Trading Co., Ltd. is a distributor and agent of non-ferrous metal goods from base metals, including copper, lead, zinc, and aluminum, to precious metals such as gold, silver, and platinum. The company not only supplies metal in its raw form, but also deals with fabricated metals such as casted, forged, machined, stamped, and injection molded parts, electronic materials, machine parts, optical fibers, and additional developments for practical applications. Sato Metal Trading is based in Tokyo and operates around Japan through its regional branches and sales networks.

Mitsuiwa Singapore Pte Ltd is an ICT services provider and device distributing private company based in Singapore, SG since 1997. Mitsuiwa Singapore Pte Ltd aims to develop new relationships with manufacturers based on their strong foundation to help realize their customers' dreams. The Singaporean company specializes in providing semiconductors, electrical components, IoT, and security solutions. The company coordinates with their head office and partners to provide maximum support to their customers in technical and other issues. The company is currently supporting Spiral's drone technology as part of IoT and robotics, which is still in the development stage.

Part of Mitsui & Co., Ltd., Mitsui Coal Holdings Pty Ltd. is an Australian company that mines and explores for coal. The company is based in Brisbane, Australia.