PT Bukit Makmur Mandiri Utama, or often called BUMA, was established in 1998, and is currently the second largest independent coal mining contractor in Indonesia. It currently holds around 20% market share by providing coal mining services to some of the largest and longest-running names in the Indonesian coal industry and some new players with high potentials for future growth. BUMA’s operations is supported by close to 12,000 employees and a solid and experienced management team as well as equipped with advanced technologies.