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 Brantas Abipraya (Persero) was established on November 12, 1980, in Malang, East Java. The establishment of Brantas Abipraya originated from the expansion of the Brantas River Basin Development Project, known as the Brantas Project. This idea was first conveyed by the Minister of Public Works and Electricity at that time, Ir. Sutami, after his visit to the Karangkates and Selorejo Projects in 1970. Brantas Abipraya is committed to producing high-quality products and services with strong competitiveness, as well as generating profits to increase company value.
Perum DAMRI, officially known as Perusahaan Umum Djawatan Angkoetan Motor Republik Indonesia, is a state-owned enterprise in Indonesia that operates in the land transportation sector. Established on November 25, 1946, DAMRI was originally formed to support the transportation needs of the newly independent Republic of Indonesia. Its name reflects its historical roots as a motor transport agency serving the republic. Over the decades, DAMRI has evolved into a modern transportation company with a wide range of services, including passenger and cargo transport across cities, provinces, and even international borders. Headquartered in Jakarta, DAMRI manages its operations through four regional divisions and forty-four branch offices spread throughout Indonesia. This extensive network allows the company to provide transportation services in both urban and remote areas, ensuring connectivity across the archipelago. DAMRI’s presence in isolated regions is particularly important for supporting economic development and social mobility in areas that are underserved by private transportation providers.
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.
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.
PETRONAS is a multinational oil company that has transformed itself into an integrated energy provider and ranked amongst the largest corporation in the world. The growing demand for energy inspires and strengthens our purpose to steadily drive for new solutions and push boundaries towards a sustainable energy future. PETRONAS has also consistently and successfully implemented various social and community programmes, focusing on education, capacity building, environment, health, as well as community wellbeing and development which are governed by its large Corporate Sustainability Framework.
PT Bank Rakyat Indonesia (Persero) Tbk, commonly known as BRI, is one of Indonesia's largest commercial banks and a state-owned enterprise. Established on December 16, 1895, in Purwokerto by Raden Bei Aria Wirjaatmadja, BRI has a long history of providing financial services to the Indonesian population. Over the years, BRI has evolved to meet the changing needs of its customers and has become a key player in Indonesia's banking sector. BRI offers a wide range of banking products and services, including savings and current accounts, foreign currency deposits, mortgage loans, working capital loans, investment loans, and micro, small, and medium enterprise (MSME) loans. The bank also provides supply chain financing and bank guarantees, catering to both individual and corporate clients. With over 144 million micro deposit customers, BRI has a strong presence across Indonesia, with 449 branches and 13,863 ATMs.
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.