Since 1998, PT Pelayaran Tanjung Kumawa has established  Bumagroup as a leading local contractor of marine and logistics services for offshore companies in Papua and around the area.

PT Pelayaran Tanjung Kumawa owns and/or operates Tug boat, Barge, LCT, AHT, Dredger Vessel, Passenger Vessel, Crew Boat, Ambulance and Patrol Boat, and owns private jetty facility, warehouses and workshop in Sorong, West Papua.

PT Pelayaran Tanjung Kumawa also provides other services, such as: stevedoring, cargo-doring, trucking ; vessel clearance for foreign flag or Indonesian flag vessels; Transportation of Fuel, Fresh Water and Water Maker (SWRO) Barge; Repair and Maintenance engineering of Vessel and other machineries, Vessel clearance service , Provision of Jetty, Warehouse and Open yard facilities.

Capability to provide Integrated Services and capacity to give One Stop Services is a special excellent characteristic of BUMA GROUP.