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 Bank BCA Syariah is a prominent Islamic bank in Indonesia, offering a wide range of Sharia-compliant financial products and services. Established to cater to the growing demand for Islamic banking, BCA Syariah operates under the supervision of the Financial Services Authority (OJK) and Bank Indonesia. The bank is committed to providing reliable and competitive banking solutions that adhere to Islamic principles.
BCA Syariah offers a variety of products and services designed to meet the diverse needs of its customers. These include Sharia-compliant savings accounts, current accounts, financing options such as Murabahah (cost-plus financing), Ijarah (lease financing), and Musyarakah (profit-sharing financing). The bank also provides investment products like Sukuk (Islamic bonds) and Tabarru' (donations) accounts. Additionally, BCA Syariah offers electronic banking services through its Klik BCA Syariah platform, allowing customers to conduct transactions conveniently and securely online.

PT Reska Multi Usaha, also known as KAI Services, is a subsidiary of PT Kereta Api Indonesia (Persero) established in 2003 with more than two decades of experience. The company was founded to implement and support the policies and programs of PT Kereta Api Indonesia (Persero) as the parent company, particularly in the railway restaurant business and other related services. PT Reska Multi Usaha operates in three core business areas: On Board Services, which include Sales On Train, On Train Cleaning, and Passenger Amenities; Integrated Facility Services, which consist of Security, Parking, Cleaning Service, and Outsourcing; and Commercial Services, which cover Restaurant, General Service, Cafe, and Catering.

PT Pelita Air Service (PAS), established in 1970 in Indonesia, began its journey in the exploration and exploitation of oil and natural gas fields. Over the years, PAS has evolved into a leading provider of aviation and industrial services, offering award-winning solutions that cater to diverse needs. As part of its commitment to excellence, the company has built a reputation for reliability and innovation in transportation, training, maintenance, and other specialized services.
In aviation, PAS has demonstrated exceptional capabilities, logging 37,884 flight hours between 2014–2017. Its extensive network includes five base stations, with a fleet comprising 15 rotary-wing aircraft (helicopters) and nine fixed-wing planes. Notably, PAS plays a crucial role in Papua’s "1 Fuel Price" program, transporting over 150 kiloliters of fuel monthly to support equitable fuel access in remote areas.

PT Adaro Andalan Indonesia, formerly known as PT Alam Tri Abadi, was established in 2004. It operates as a holding company with businesses spanning the thermal coal, logistics, land, investments, and power generation sectors. Its operational areas include South Kalimantan, South Sumatra, and Central Kalimantan. The Company and its subsidiaries follow a vertically integrated business model, starting with coal mines as the initial point in their supply chain and culminating with power plants.
The Company has achieved notable milestones since its inception. In 2005, it acquired AI, a thermal coal company that had been producing Envirocoal since 1992 under a Government of Indonesia contract. AI’s production surged in 2006, reaching 34.4 million tonnes. Subsequent acquisitions marked the expansion of the Group, including AL in 2009, MIP in 2011, and SCM, LSA, and PCS in 2013. By 2014, SCM commenced commercial production with 890 thousand tonnes of coal.

PT Patra Drilling Contractor (PDC) is a national company in Indonesia that specializes in providing drilling services for the oil and gas industry. Established on September 11, 1981, PDC was the first Indonesian company to offer offshore drilling services, marking a significant milestone in the country’s energy sector. Headquartered in Jakarta, PDC has grown into a reputable service provider with a workforce ranging from 1,001 to 5,000 employees. Over the years, the company has expanded its capabilities to include onshore drilling support, auxiliary well services, and integrated support functions such as catering and logistics.

PT Alamtri Resources Indonesia Tbk. is a prominent Indonesian public company engaged in the integrated mining and energy sector. Formerly known as PT Adaro Energy Indonesia Tbk., the company underwent a rebranding to reflect its broader strategic direction and commitment to sustainable energy development. Established on August 26, 2004, under the name PT Padang Karunia, the company has grown into one of Indonesia’s leading energy groups, with a diversified portfolio that spans across metallurgical coal mining, mineral processing, mining services, logistics, power generation, water treatment, and renewable energy initiatives.

PT Bank BCA Syariah is a prominent Islamic bank in Indonesia, offering a wide range of Sharia-compliant financial products and services. Established to cater to the growing demand for Islamic banking, BCA Syariah operates under the supervision of the Financial Services Authority (OJK) and Bank Indonesia. The bank is committed to providing reliable and competitive banking solutions that adhere to Islamic principles.
BCA Syariah offers a variety of products and services designed to meet the diverse needs of its customers. These include Sharia-compliant savings accounts, current accounts, financing options such as Murabahah (cost-plus financing), Ijarah (lease financing), and Musyarakah (profit-sharing financing). The bank also provides investment products like Sukuk (Islamic bonds) and Tabarru' (donations) accounts. Additionally, BCA Syariah offers electronic banking services through its Klik BCA Syariah platform, allowing customers to conduct transactions conveniently and securely online.