Geo Energy Resources Limited, an investment holding company, engages in the mining, production, and trading of coal. The company operates through three segments: Coal Mining, Coal Trading, and Mining Services. The Coal Mining segment engages in the production and sale of coal. The Coal Trading segment is involved in the purchase and sale of coal from third parties. The Mining Services segment provides mining contracting and project management services for mining activities conducted at third party mines. The company owns and operates PT Bumi Enggang Khatulistiwa mining concession that covers approximately 4,570 hectares of land located in Kutai Barat, East Kalimantan; the PT Sungai Danau Jaya mining concession that covers 235 hectares of land located in Tanah Bumbu, South Kalimantan; PT Tanah Bumbu Resources mining concession covering an area of 489 hectares of land located in Tanah Bumbu, South Kalimantan; and PT Surya Tambang Tolindo mining concession covering an area of 4,600 hectares in Kutai Barat, East Kalimantan; as well as PT Triaryani mining concession covering an area of 2,143 hectares in Musi Rawas Utara Regency, South Sumatera. In addition, it engages in the power generation and general trading activities; and operates as a multimedia supplier, as well as offers business and management consultant services. The company operates in China, Indonesia, South Korea, India, Vietnam, and the Philippines. Geo Energy Resources Limited was founded in 2008 and is based in Singapore.