PT Geo Dipa Energi (Persero) is a state-owned enterprise in Indonesia that plays a strategic role in the development and utilization of geothermal energy. Established with the mission to harness the country’s abundant geothermal resources, the company has become a key player in supporting Indonesia’s energy diversification and sustainability goals. As part of the national energy sector, Geo Dipa Energi focuses on providing clean, renewable energy that contributes to reducing dependence on fossil fuels and lowering carbon emissions. Its operations are aligned with the government’s vision to strengthen energy security while promoting environmentally responsible practices.
The company manages geothermal power plants and exploration projects across several regions in Indonesia, tapping into the nation’s vast geothermal potential. With Indonesia being one of the world’s largest holders of geothermal reserves, Geo Dipa Energi is positioned at the forefront of efforts to transform these natural resources into reliable energy sources. Its activities encompass exploration, drilling, construction, and operation of geothermal facilities, ensuring that each stage adheres to strict safety, environmental, and technical standards. By doing so, the company not only generates electricity but also supports local communities through sustainable development initiatives.

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 Elnusa Fabrikasi Konstruksi (EFK) is a subsidiary of PT Elnusa Tbk, which is part of the Pertamina Group. Established in 1982, EFK has become one of the most experienced and comprehensive threading factories in Batam. With a land area of 35,158 m² consisting of office facilities, workshops, and open yards for pipe operations and storage, we are ready to provide the best services in Oil Country Tubular Goods (OCTG), Fabrication, Construction, and Maintenance services.
The company name changed from PT Purna Bina Nusa to PT Elnusa Fabrikasi Konstruksi based on Notarial Deed No. 12 dated December 22, 2010, made before Notary Yulida Desmartiny in Jakarta. This change was based on the company's expansion into the fields of engineering, manufacturing and fabrication, processing, as well as the production and repair of oil equipment, and general trade import-export.
PT Elnusa Fabrikasi Konstruksi envisions becoming a leading oil equipment manufacturing company by consistently delivering the highest quality products and services to both domestic and international oil and gas industries. This ambition reflects a commitment to innovation, reliability, and excellence in every aspect of its operations.

PT Vale Indonesia was established by Deed No. 49 dated July 25, 1968, drawn up before Eliza Pondaag, a public notary in Jakarta. We operates under a Contract of Work, which was amended with a Special Mining Business Permit (IUPK) on May 13, 2024. The contract is valid until December 28, 2035, and the concession covers an area of 118,017 Ha covering South Sulawesi (70,566 hectares), Central Sulawesi (22,699 hectares) and Southeast Sulawesi (24,752 hectares).
In producing nickel in the Sorowako Block, we use pyro metallurgical technology (in melting the laterite nickel ore). The Company mines laterite nickel ore and processes it into the final product of nickel in matte.
The Company also continues its plan to developing integrated mining practices through the Indonesia Growth Project (IGP) in Morowali Regency, Central Sulawesi, and in Kolaka Regency, Southeast Sulawesi. The development project also targets existing operational locations, in East Luwu Regency, South Sulawesi.
As the two largest shareholders, MIND ID (PT Mineral Industri Indonesia) and Vale Canada Limited (VCL) jointly control PT Vale Indonesia Tbk. MIND ID holds the largest share in the company at 34.00%, while VCL holds approximately 33.88%.

PT Adaro Andalan Indonesia is a dynamic company that plays a significant role in the energy and mining sector in Indonesia. As part of the broader Adaro Group, the company is committed to supporting Indonesia’s energy needs through sustainable practices, innovation, and operational excellence. With a strong foundation in coal mining and energy production, PT Adaro Andalan Indonesia has expanded its focus to include integrated services, infrastructure development, and renewable energy initiatives, reflecting its vision of becoming a leading energy provider in the region. The company’s operations are designed to balance economic growth with environmental responsibility, ensuring long-term benefits for stakeholders, employees, and the communities in which it operates.

Eni is a major integrated international oil and gas company based in Milan with Exploration and Production activities in Italy and other areas worldwide such as Africa, America, Asia Pacific, Eurasia, and the Middle East.
Eni Indonesia is a subsidiary of the Italian multinational oil and gas company, Eni S.p.A. Eni Indonesia has been operating in Indonesia since 2001, focusing on the exploration, production, and development of hydrocarbons both onshore and offshore. The company plays a significant role in Indonesia's energy sector, contributing to the country's energy security and economic growth.

PT Astra Honda Motor is a joint venture between Astra International and Honda Motor Company, established to bring together local expertise and global standards in the motorcycle industry. Over the years, the company has grown into the largest motorcycle manufacturing and distribution enterprise in Indonesia, employing more than 20,000 people. With its strong foundation and commitment to excellence, PT Astra Honda Motor has become a trusted name among millions of customers across the country. The company’s vision is to continuously provide the best mobility solutions that meet consumer needs through a world-class management system.

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.