Coal companies

Akbar Indo Makmur Stimec (AIMS) is a company that provides coal mining, exploration, and development services.

GreenX Metals (formerly known as Prairie Mining) is a coal development company.

NuEnergy Gas is a clean energy company that is focused on the development of gas assets.

Hiking Group (新华锦集团) is a company specializing in international trade focusing on financial investment and health care industries through its subsidiary companies.

Altona Energy Plc is a mining and exploration company.

PROGRESSIVE PLANET is a mineral exploration company.

Shuka Minerals (formerly known as Edenville Energy) is a company that is engaged in the exploration and development of energy commodities, primarily coal and uranium in Africa.

Xinjiang Sixth Agricultural Division Aluminum Industry (新疆农六师铝业有限公司, also known as XPCC 6th Aluminum) is a company that produces and sells aluminum products.

GCM Resources plc (GCM) is a resource exploration and development company.

Britannia Mining is a natural resources development company.

Alliance Holdings GP, L.P. (AHGP) is a limited partnership formed to own and control Alliance Resource Management GP, LLC, the managing general partner of Alliance Resource Partners, L.P. (ARLP).

AustChina Holdings is a company that engages in the exploration of mineral properties.