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 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 Bank Muamalat Indonesia Tbk (BMI) (“BMI”, “Bank”) is the first bank in Indonesia to adopt the Sharia banking concept. The Company was established based on Deed of Establishment No. 1 dated November 1, 1991, or Rabiul Akhir 24, 1412 Hijriah. BMI was founded by the Indonesian Council of Ulema (MUI), the Association of Indonesian Muslim Intellectuals (ICMI), and Muslim entrepreneurs, later supported by the Government of the Republic of Indonesia. The Company began operations on May 1, 1992, or Shawwal 27, 1412 H, a date also designated as the Company’s founding day. Bank Muamalat is a public company whose shares are not listed on the Indonesia Stock Exchange (IDX) and has officially operated as a Foreign Exchange Bank since October 27, 1994.
BMI continues to innovate by launching Sharia financial products such as the Mudharabah Subordinated Sukuk, Sharia Insurance (Takaful Insurance), Muamalat Financial Institution Pension Fund (DPLK Muamalat), and Sharia multifinance (Al-Ijarah Indonesia Finance), all of which are pioneering initiatives in Indonesia. Additionally, the Shar-e product launched in 2004 was the first instant savings product in Indonesia.

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.

Bank Mandiri Taspen, also known as Bank Mantap, is a subsidiary of Bank Mandiri that provides banking services specifically for retired civil servants (PNS) and military personnel (TNI / Polri). Established on February 23, 1970, as Bank Pasar Sinar Harapan Bali, it has undergone several transformations over the years. Initially a cooperative, it became a limited liability company (PT) on November 3, 1992, and later transformed into a full-fledged bank.
In 2008, Bank Mandiri acquired Bank Sinar Harapan Bali, leading to a restructuring process that involved Bank Mandiri, PT Taspen, and PT Pos Indonesia. This restructuring resulted in the renaming of the bank to PT Bank Mandiri Taspen Pos on August 7, 2015, and later to PT Bank Mandiri Taspen on October 9, 2017.
Bank Mandiri Taspen offers a variety of financial products and services tailored to the needs of its target customers, including savings accounts, deposits, loans, gold pawn services, and bill payment platforms. The bank is committed to supporting the financial well-being of retired civil servants and military personnel, helping them maintain a stable income even after retirement.

Bank Rakyat Indonesia, commonly known as BRI, is one of the oldest and largest banks in Indonesia. Established in Purwokerto, Central Java on December 16, 1895 by Raden Bei Aria Wirjaatmadja, BRI began as a small institution providing financial services to the local elite. Over time, it grew into a vital player in Indonesia’s banking system, particularly known for its strong commitment to supporting microfinance and rural development.
After Indonesia’s independence, BRI was designated as the first government-owned bank under a regulation passed in 1946. This solidified its role in the country’s economic growth and national development. In the 1990s, BRI transitioned into a limited liability company, and by 2003 it had become a publicly traded entity, with the Indonesian government maintaining majority ownership.

PT Pamapersada Nusantara (PAMA) is a prominent mining contractor in Indonesia, recognized for its expertise in coal mining, energy, and heavy equipment services. As a subsidiary of PT United Tractors Tbk, which is part of the Astra International Group, PAMA has played a vital role in the nation’s mining industry since its establishment in 1974. Initially operating as a division within PT United Tractors, the company became an independent entity in 1993, marking the beginning of its journey as one of the country’s leading mining contractors.
Throughout its history, PAMA has demonstrated a strong commitment to sustainable mining practices. The company consistently adheres to Environmental, Social, and Governance (ESG) principles, ensuring that its operations not only deliver energy and mineral resources but also prioritize environmental sustainability and long-term continuity. This dedication is evident in the wide range of projects managed by PAMA, which include coal, gold, and quarry mining, as well as construction initiatives such as dam building and road development across Indonesia.