Pertamina is a State Owned oil & gas company (National Oil Company), established on December 10, 1957 under the name PT Pertamina. In 1961 the company changed its name to PN Pertamina and after the merger with PN Pertamin in 1968 it became PN Pertamina. With the enactment of Law 8 of 1971 the company became Pertamina. This name persisted until after Pertamina changed its legal status to PT Pertamina (PERSERO) on October 9, 2003.
Upstream sector covers exploration, production, and transmission of oil and gas. Other activities are Coal Bed Methane (CBM) and geothermal operations. In addition, Pertamina focuses on drilling services in support of these exploration and production activities. The downstream sector includes processing, marketing, trading and shipping. Shipping, Pertamina has sea transportation fleet to carry oil and gas, and to distribute fuel, non-fuel, and petrochemical products for domestic and export market. Representing a division under Marketing & Trading, the main activity is to conduct export and import for crude oil, products and also petrochemicals with value around 135 trillion rupiahs per year.