
PT Pertamina Training & Consulting (PTC) is a subsidiary of PT Pertamina (Persero), Indonesia’s state-owned oil and gas company. Established in 1999 under the name PT Patra Tridaya, the company officially began its operations in 2002. PTC was formed to support Pertamina’s strategic objectives in human resource development and operational excellence. Over the years, PTC has evolved into a multifaceted service provider offering a wide range of solutions in training, consulting, manpower supply, security services, event management, and competency assessment. Its role within the Pertamina Group is to ensure that the workforce and organizational systems are aligned with global standards and capable of supporting the dynamic needs of the energy sector.

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.

Bank Syariah Nasional is a sharia-based financial institution that represents a new chapter in Indonesia’s banking industry. Established on October 2, 2025, the bank operates as a subsidiary of Bank Tabungan Negara and is headquartered at Menara Bank BTN, Jakarta. The institution was created to strengthen the presence of Islamic banking in Indonesia, offering financial services that comply with sharia principles while addressing the needs of both individual and business customers. Its foundation reflects the growing demand for ethical and faith-based financial solutions in the country, positioning itself as a trusted partner for communities seeking transparency, fairness, and inclusivity in financial transactions.

PT Arutmin Indonesia is one of Indonesia's leading coal mining companies, operating under the Izin Usaha Pertambangan Khusus (IUPK) license. With over three decades of experience, Arutmin has established itself as a preferred coal provider for power plants and industrial plants both in Indonesia and internationally. The company's mining operations are spread across three districts in South Kalimantan: Tanah Bumbu, Tanah Laut, and Kotabaru. Arutmin manages five mining sites: Senakin, Satui, Kintap, Asamasam, and Batulicin, along with the North Pulau Laut Coal Terminal (NPLCT), which has a shipping capacity of up to 10 million tons per year.
Arutmin's journey began with the signing of the PKP2B Contract with the Government of Indonesia, which marked the start of its commercial coal production. The company has shown rapid development through competitive coal production processes, reliable quality assurance procedures, and outstanding customer support. Arutmin's coal production capacity currently reaches up to 20 million tons per year. The company has received several awards for its sustainable development efforts, including the Indonesia Sustainable Development Award (ISDA) Gold and Platinum, as well as the Tamasya Award 2024 from the Ministry of Energy and Mineral Resources.

PT Pertamina Training & Consulting (PTC) is a subsidiary of PT Pertamina (Persero), Indonesia’s state-owned oil and gas company. Established in 1999 under the name PT Patra Tridaya, the company officially began its operations in 2002. PTC was formed to support Pertamina’s strategic objectives in human resource development and operational excellence. Over the years, PTC has evolved into a multifaceted service provider offering a wide range of solutions in training, consulting, manpower supply, security services, event management, and competency assessment. Its role within the Pertamina Group is to ensure that the workforce and organizational systems are aligned with global standards and capable of supporting the dynamic needs of the energy sector.

PT Kereta Api Indonesia (Persero), commonly known as KAI, is Indonesia’s state-owned railway company responsible for operating and managing railway transportation across the country. With a rich history dating back to the colonial era, KAI has played a crucial role in Indonesia’s transportation infrastructure, connecting cities and regions through an extensive railway network.
The origins of railway transportation in Indonesia date back to the Dutch colonial period when the first railway line was constructed in 1864 by the Nederlandsch-Indische Spoorweg Maatschappij (NIS). This initial railway connected Semarang to Vorstenlanden (Surakarta and Yogyakarta). Over time, the colonial government established Staatsspoorwegen (SS), a state-owned railway company, to expand the railway network. By the early 20th century, Indonesia had a well-developed railway system spanning Java, Sumatra, and parts of Sulawesi. Following Indonesia’s independence in 1945, the railway system was nationalized, and the government established Djawatan Kereta Api Republik Indonesia (DKARI) to manage railway operations. Over the years, the organization underwent several transformations, becoming Perusahaan Negara Kereta Api (PNKA) in 1963, Perusahaan Jawatan Kereta Api (PJKA) in 1971, and Perusahaan Umum Kereta Api (Perumka) in 1991. In 1999, the company transitioned into PT Kereta Api (Persero), marking its shift toward a more corporate structure. Today, KAI operates as a modern railway company, continuously improving its services and infrastructure to meet the growing demands of transportation in Indonesia.

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.

The Australian Embassy in Indonesia, located in Jakarta, represents Australia’s diplomatic, economic, and cultural interests, serving as a vital bridge between the two nations. It plays a central role in strengthening bilateral relations, supporting Australians in Indonesia, and fostering cooperation across education, trade, security, and development.
The Australian Embassy in Jakarta is the official diplomatic mission of Australia to Indonesia. Situated at Jalan Patra Kuningan Raya Kav. 1-4, South Jakarta, the embassy is strategically positioned to engage with Indonesian government institutions, businesses, and civil society. Its primary function is to represent Australia’s interests, manage diplomatic relations, and provide consular services to Australian citizens residing in or visiting Indonesia. The embassy is led by the Australian Ambassador to Indonesia, who serves as the head of mission and oversees the embassy’s wide-ranging activities.

Bank BCA Syariah is one of Indonesia’s leading Islamic banks, established to provide financial services that fully comply with sharia principles. As part of the BCA Group, it combines the strength of a major banking institution with a specialized focus on Islamic finance, offering customers a wide range of products that emphasize ethical values, transparency, and fairness. Over the years, BCA Syariah has built a reputation for reliability and innovation, ensuring that its services meet the diverse needs of individuals, families, and businesses seeking sharia-compliant solutions.
The bank’s financial products are designed to support everyday transactions while encouraging long-term financial planning. Savings accounts such as Tahapan iB, Tahapan Rencana iB, and Tahapan Mabrur iB provide flexibility for customers to manage their funds according to their goals, whether for daily use, future plans, or religious obligations. Deposito iB is another cornerstone product, offering competitive profit-sharing returns under the mudharabah contract. Customers benefit from flexible tenors, automatic rollovers, and features like zakat deductions, making deposits not only a financial instrument but also a means of fulfilling religious duties.

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 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 Indofood Sukses Makmur Tbk is one of Indonesia’s most prominent and diversified food manufacturing companies. Established in 1990 under the name PT Panganjaya Intikusuma, the company adopted its current name in 1994 and has since grown into a vertically integrated enterprise that spans the entire food production chain. This integration allows Indofood to manage every stage of its operations from agricultural cultivation and raw material processing to manufacturing, marketing, and distribution ensuring consistent quality and efficiency across its product lines.

The banking industry in Indonesia recorded a new history with the presence of PT Bank Syariah Indonesia (Persero) Tbk (BSI), which was officially born on February 1, 2021 or 19 Jumadil Akhir 1442 AH. President Joko Widodo directly inaugurated the largest Islamic bank in Indonesia at the State Palace.
BSI is a bank resulting from the merger between PT Bank BRIsyariah Tbk, PT Bank Syariah Mandiri and PT Bank BNI Syariah. The Financial Services Authority (OJK) officially issued a permit for the merger of the three Islamic bank businesses on January 27, 2021 through letter Number SR-3/PB.1/2021. Furthermore, on February 1, 2021, President Joko Widodo inaugurated the presence of BSI.

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.