Roesbima Trisoera

PT Talenta Bumi is a subsidiary of PT Dana Brata Luhur, Tbk. The private company is located in Banjarbaru, Indonesia with a site office in Desa Lepasan, Kel. Sungai, Kecamatan Bakumpai, Kabupaten Barito Kuala, Selatan and an admin office in Jalan A. Yani Km 21.5 Jurusan Pleihari No.16, RW.03, Landasan Ulin Selatan, Liang Anggang, Banjarbaru (70722), Selatan. The Indonesian company provides mining infrastructure such as haul roads, stockpile areas, and coal terminals. The company was founded in 2008 by Roesbima Trisoera and the CEO is Dian Heryandi.

PT Prima Mineral Utama provides investment services. The company is located in Indonesia.

Part of Jardine Matheson Holdings Ltd., PT Kadya Caraka Mulya is an Indonesian company that provides mineral mining services. The company is based in Jakarta, Indonesia. The company was founded by Roesbima Trisoera. PT Kadya Caraka Mulya was acquired by PT Pamapersada Nusantara on January 31, 2007.

Part of Jardine Matheson Holdings Ltd., PT Dasa Eka Jasatama is a company based in Jakarta, Indonesia that engages in coal mining. Bhd. on December 31, 2007 for $5.70 million. The Indonesian company was founded by Roesbima Trisoera. PT Dasa Eka Jasatama was acquired by PT Pamapersada Nusantara from Dynamic Acres Sdn.