PT Saptaindra Sejati (SIS) is one of Indonesia’s leading mining contractors, specializing in coal mining services. As a subsidiary of PT Alamtri Resources Indonesia Tbk (formerly known as PT Adaro Energy Indonesia Tbk), SIS plays a crucial role in supporting Adaro’s mining operations by providing a broad range of services, including contract mining, civil works, infrastructure development, and land logistics. Over the years, SIS has developed a strong reputation for its expertise, efficiency, and commitment to safety in the mining industry.
SIS was established to meet the growing demand for reliable mining services in Indonesia. With its headquarters in Jakarta, the company operates across various mining sites throughout the country. SIS has continuously expanded its operations, investing in advanced technologies, modern equipment, and workforce training to ensure optimal efficiency in coal extraction. Through strategic planning and engineering solutions, SIS has contributed significantly to Indonesia’s coal industry, ensuring the smooth transportation and production of coal for domestic and international markets.

PT Astra International Tbk. - Daihatsu Sales Operation (AI-DSO) is a prominent entity within the automotive industry in Indonesia. Established in 1973, AI-DSO operates as a significant division under PT Astra International Tbk., one of the largest and most diversified conglomerates in Indonesia. The primary focus of AI-DSO is the distribution, sales, and after-sales service of Daihatsu-branded vehicles. This division plays a crucial role in ensuring that Daihatsu vehicles are accessible to consumers across Indonesia, providing comprehensive support and services to meet the diverse needs of its customers.
AI-DSO's operations are supported by PT Astra Daihatsu Motor (ADM), an associated entity formed through a collaboration between Astra, Daihatsu Motor Co., Ltd., and Toyota Tsusho Corporation. ADM serves as the brand holder agent for Daihatsu in Indonesia and acts as the main production base for Daihatsu and Toyota automotive groups outside Japan. This strategic partnership enables AI-DSO to leverage ADM's manufacturing capabilities and expertise, ensuring a steady supply of high-quality vehicles to the Indonesian market.

PT Astra International Tbk was established in 1957 in Jakarta as a general trading company under the name Astra International Inc. In 1990, for the purpose of the Company's Initial Public Offering (IPO), the name of the Company changed to PT Astra International Tbk, followed by listing its shares on the Indonesia Stock Exchange under the ticker code ASII. Market capitalization of Astra as at the end of year 2019 was Rp280.3 trillion.
Pursuant to the articles of association, the Company may engage in the following business activities: general trading, industry, mining, transportation, agriculture, construction, services and consultancy. By 2019, Astra has expanded its business by implementing a business model based on synergies and diversification within seven business segments, consisting of: Automotive; Financial Services; Heavy Equipment, Mining, Construction, & Energy; Agribusiness; Infrastructure and Logistics; Information Technology; Property.

As the Commercial & Trading Subholding of PT Pertamina (Persero), Pertamina Patra Niaga oversees the downstream business activities of Pertamina, including the receipt, storage, and distribution of BBM, LPG, lubricants, and petrochemical products to meet both domestic and international demands. Leveraging a robust and extensive infrastructure network, Pertamina Patra Niaga ensures efficient energy distribution to key sectors such as retail, industry, aviation, and maritime.
With a vision to become a world-class energy company, Pertamina Patra Niaga is dedicated to innovation and sustainable growth. The company integrates Environmental, Social, and Governance (ESG) principles into its operations and supports commitments towards achieving the Sustainable Development Goals (SDGs). Through these initiatives, Pertamina Patra Niaga aims to contribute to a sustainable energy future for Indonesia and the global community.