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.

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.

The Ministry of Agrarian Affairs and Spatial Planning / National Land Agency of the Republic of Indonesia is a central government institution that plays a vital role in managing land administration, spatial planning, and agrarian affairs across the country. Its mandate is deeply connected to Indonesia’s development goals, as land and spatial planning are fundamental to economic growth, infrastructure expansion, housing, agriculture, and environmental sustainability. The ministry is responsible for ensuring that land use policies align with national priorities, while also safeguarding the rights of citizens to fair and transparent access to land ownership and utilization.

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 Elnusa Tbk is a leading energy services company in Indonesia that has been operating since 1969. Headquartered in Jakarta, the company is a subsidiary of PT Pertamina Hulu Energi and is listed on the Indonesia Stock Exchange under the ticker symbol ELSA. Over the decades, Elnusa has built a strong reputation as an integrated service provider in the oil and gas sector, combining upstream, support, and downstream activities to deliver comprehensive solutions for its clients.

PT Astra Daihatsu Motor (ADM) is one of Indonesia’s leading automotive manufacturers, operating as a joint venture between Daihatsu Motor Co., Ltd., Astra International, and Toyota Tsusho. Established in 1992 through the merger of three companies - PT Daihatsu Indonesia, PT Daihatsu Engine Manufacturing Indonesia, and PT National Astra Motor - ADM has grown into the largest car manufacturer in Indonesia by production output and installed capacity. The company plays a pivotal role in the development, production, and distribution of compact vehicles tailored to the Indonesian market.

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.

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.
The company has undertaken a wide range of projects across the country, including irrigation systems, dams, piers, industrial buildings and EPC projects, airports, hospitals, apartments, hotels, highways, toll roads, bridges, sports facilities, educational institutions, and other commercial buildings. These projects reflect Nindya Karya’s diverse expertise and its commitment to supporting national infrastructure development.