Sinar Mas Group is one of Indonesia's largest conglomerates, founded in 1938 by the Indonesian Chinese, Huang Yi Cong, and is involved in paper manufacturing, finance, agriculture, food processing, real estate and other industries, with total assets of over US$30 billion.

Gudang Garam, Tbk. is the largest tobacco group in Indonesia, established in 1958 and headquartered in Kedri.

Semen Indonesia, Southeast Asia's largest cement producer with annual production exceeding that of Thailand, was founded in 1957 and is headquartered in Gracie, Indonesia, ranking 1621st in the 2014 Global Business 2000.

Telkom Indonesia; aka: PT Telkom Indonesia's largest telecommunications company in Indonesia, using GSM and EDGE technology, ranked 768th in Forbes' 2014 Global Business 2000.

Indofood Agri Resources Limited (Indofood) is an agricultural company in Indonesia that focuses on the production and processing of edible oils and plantations.

Pertamina is the largest oil company in Indonesia, merged by two state-owned oil companies in 1968, headquartered in Jakarta (Jakarta), mainly engaged in oil and gas exploration and development, production and sales of petrochemical products. In the 2013 World Top 500 ranking, Pertamina ranked 122nd.