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.

PT ASDP Indonesia Ferry (Persero) is a state-owned enterprise that provides ferry transportation and port services across the Indonesian archipelago. Established in 1973, the company plays a strategic role in connecting remote islands and supporting national logistics through its extensive ferry network. With dozens of ports and hundreds of routes, ASDP facilitates the movement of people, goods, and vehicles between islands, contributing significantly to regional development and economic integration.

Husky-CNOOC Madura Limited (HCML) is a key player in Indonesia’s upstream oil and gas industry. Operating under a Production Sharing Contract (PSC) with the Indonesian government, HCML is a joint venture between Husky Oil Madura Partnership (40%), China National Offshore Oil Corporation Southeast Asia Limited (40%), and SMS Development Ltd. (20%). The company’s mission is to responsibly explore and produce hydrocarbons in the Madura Strait, contributing to national energy security and regional development.
HCML’s origins date back to 1982, with the formation of Husky Oil Madura Limited. In 2011, following a strategic partnership with CNOOC, the company was restructured and rebranded as HCML. Since then, it has focused on developing offshore gas fields, with the BD Field being its flagship project. Located approximately 65 kilometers east of Surabaya and 16 kilometers south of Madura Island, the BD Field contains significant reserves of natural gas and condensate. Its development has been instrumental in supplying clean energy to East Java and beyond.

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.

Nindya Karya is a part of Danareksa Holding that is engaged in General Contracting, EPC, and Investment, with four main business pillars consisting of Construction, Investment, Manufacturing, and Real Estate Management. As part of Danareksa Holding, Nindya Karya continues to drive innovation and strengthen its role in advancing the construction sector in Indonesia.

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 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.