Bank Mandiri as a friend of the nation represents a concept of services offered by the largest bank in Indonesia; with products and services in hand, the Bank is capable of inspiring, working and growing together as well as providing support to the whole society.
Adhering to the principles of good corporate governance, during the year 2015 Bank Mandiri did not only manage to carry out its business plan, make progress and record business growth, but it also made significant contributions to improving the welfare of the society. Bank Mandiri is committed to consistently be a friend of the nation by undertaking work in national development to achieve the future goal of bringing on a better Indonesia.
PT Pos Indonesia (Persero) is a State-owned enterprises (SOE) engaged in the courier services, logistics, and financial transactions. The name of PT Pos Indonesia (Persero) is officially used in 1995, having previously used the name dinas PTT (Posts Telegraaf end Telefoon Diensts) in 1906; then turn into Djawatan PTT (Postal Telegraph and Telephone) in 1945; then changed status to Posts and Telecommunications State Corporation (PN Postel) in 1961; and became a PN Post & Giro in 1965, and later became Post and Giro Public Corporation in 1978.
Bank Rakyat Indonesia (BRI) is one of the largest state-owned banks in Indonesia. Initially, Bank Rakyat Indonesia (BRI) was established in Purwokerto, Central Java by Raden Bei Aria Wirjaatmadja under the name of De Poerwokertosche Hulp en Spaarbank der Inlandsche Hoofden or "Help and Savings Bank of the Aristocrats in Purwokerto", a financial institution which served people of the Indonesian nationality (the natives). The institution was incorporated on December 16, 1895, which later becomes the anniversary of BRI.
Sucofindo is the first inspection institution in Indonesia and was established on October 22, 1956. The Indonesian government is the major shareholder with 95 percent ownership, while the Societe Generale de Surveillance Holding SA (SGS) holds the remaining 5 percent. 
On January 6, 1976, PT. Indonesia Asahan Aluminium (INALUM), a joint venture company between the Government of Indonesia and Nippon Asahan Aluminium Co., Ltd. was established in Jakarta. INALUM is to construct and operate the Asahan Project, in accordance with Master Agreement. The shareholding ratio between the Indonesian Government and Nippon Asahan Aluminium Co., Ltd. on the establishment of the company was 10% to 90%. In October 1978 the ratio changed to 25% to 75% and since June 1987 it has been 41.13% to 58.87%. The share composition then changed to 41.12% for the Government of Indonesia and 58.12% for NAA Co., Ltd. on February 10, 1998.