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Bumi Resources

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An Indonesian mining holding company and a leading producer of thermal coal.

Last updated August 22, 2026

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Overview

Bumi Resources is an Indonesian mining holding company whose principal business is the production and management of coal assets. The company is listed on the Indonesia Stock Exchange under the ticker BUMI.JK and is headquartered in Jakarta. Its operating portfolio is concentrated in Indonesia, particularly in the coal-producing provinces of East Kalimantan and South Kalimantan, with additional interests in South Sumatra and non-coal minerals through affiliated companies. The company began in 1973 as PT Bumi Modern, a business associated with hospitality and tourism rather than mining. It completed an initial public offering in 1990. In 1998, the company redirected its activities toward oil, natural gas, and mining, reflecting a fundamental change from a tourism-oriented enterprise into a natural-resources holding company. It adopted the name PT Bumi Resources Tbk in 2000. Bumi Resources expanded through subsidiaries and affiliated entities holding mining concessions and operating assets. Its most important coal subsidiaries include PT Kaltim Prima Coal, commonly known as KPC, and PT Arutmin Indonesia. KPC operates coal concessions in East Kalimantan, while Arutmin operates concessions in South Kalimantan. Other coal-related subsidiaries and investments include PT Fajar Bumi Sakti and PT Pendopo Energi Batubara. The group has also maintained non-coal mining exposure through PT Bumi Resources Minerals Tbk and related entities. The business is generally positioned around large-scale Indonesian thermal-coal production, resource ownership, mine operations, and the management of a diversified mining portfolio. Its scale has made it one of Indonesia's largest mining companies and, according to the cited company description, the country's largest thermal-coal producer. The company's concession-based model gives it exposure to coal reserves, production volumes, domestic regulation, export demand, commodity prices, logistics, and environmental requirements. Bumi Resources has also experienced substantial governance and financial pressures. In 2013, the company faced regulatory difficulties and the discovery of approximately US$201 million in financial irregularities. These events became a significant part of the company's public history and highlighted the risks associated with complex ownership structures, extensive subsidiary networks, and highly leveraged natural-resources businesses. The cited reference also describes the company as majority owned by interests associated with the Bakrie Group and Salim Group. Bumi Resources remains an active publicly listed Indonesian mining company, although the available reference material does not provide enough information to describe its current executive team, financial performance, production volumes, or detailed present-day strategy.

History

Bumi Resources was established in 1973 under the name PT Bumi Modern. Its original business was in hospitality and tourism, placing it outside the mining sector for which it later became known. The company subsequently completed an initial public offering in 1990, creating a listed corporate platform that was later used to support a major change in business direction. In 1998, PT Bumi Modern shifted away from its earlier hospitality and tourism activities and entered oil, natural gas, and mining. This transition marked the beginning of its development as a natural-resources company. The move also established the broad resource-sector orientation that would eventually be narrowed around large-scale mining, especially coal. In 2000, the company changed its name to PT Bumi Resources Tbk, formalizing its new identity. The group expanded through a holding-company structure built around subsidiaries and affiliated companies. Its coal portfolio came to include PT Kaltim Prima Coal, or KPC, which operates coal-mining concessions in East Kalimantan, and PT Arutmin Indonesia, whose concessions are in South Kalimantan. The cited material describes KPC as operating approximately 90,000 hectares of concessions and Arutmin as operating approximately 70,000 hectares. Other coal-related interests include PT Fajar Bumi Sakti, with a stated concession area of approximately 8,250.5 hectares, and PT Pendopo Energi Batubara, with a stated concession area of approximately 17,840 hectares in South Sumatra. Bumi Resources also developed interests beyond thermal coal. PT Bumi Resources Minerals Tbk and related entities represent the group's non-coal mining exposure. The wider corporate network listed in the reference includes investment, holding, coal-resource, coal-bed-methane, and mineral-related subsidiaries in Indonesia and offshore jurisdictions. This structure reflects the group's use of subsidiaries and special-purpose entities to own concessions, investments, and operating businesses. By the early 2010s, Bumi Resources was described as one of Indonesia's largest mining companies and the country's biggest producer of thermal coal. Its scale also gave it international visibility; the cited reference states that it ranked 1,898th in the 2012 Forbes Global 2000. The company's ownership was described as being primarily associated with the Bakrie Group and Salim Group. The company encountered a serious crisis in 2013. Publicly reported difficulties included regulatory problems and the discovery of approximately US$201 million in financial irregularities. These developments placed scrutiny on the company's governance, finances, and corporate structure. They also demonstrated the vulnerability of a large mining holding company to complex subsidiary relationships, regulatory intervention, commodity-market conditions, and stakeholder concerns. The available reference material does not provide sufficient detail to reconstruct subsequent restructurings, settlements, production trends, or current management. Bumi Resources is nevertheless identified as an active Indonesian publicly listed mining company whose core identity remains tied to coal production and resource holdings.

  • 2013

    Governance and regulatory crisis

    [1]

    The company faced regulatory problems and the discovery of approximately US$201 million in financial irregularities.

  • 2012

    Listed among the Forbes Global 2000 companies

    [1]

    The cited reference places Bumi Resources at number 1,898 in the 2012 Forbes Global 2000 ranking.

  • 2000

    Renamed PT Bumi Resources Tbk

    [1]

    The company adopted the Bumi Resources name as it developed its natural-resources identity.

  • 1998

    Shift into natural resources

    [1]

    The company moved from hospitality and tourism into oil, natural gas, and mining.

  • 1990

    Initial public offering

    [1]

    PT Bumi Modern completed its initial public offering, becoming a listed company before its later transformation into a mining group.

  • 1973

    Company established as PT Bumi Modern

    [1]

    The business was founded as PT Bumi Modern and initially operated in hospitality and tourism.

Products and positioning

A large Indonesian mining holding company focused primarily on thermal-coal production, with additional exposure to non-coal minerals.

  • Coal

    Thermal coal

    Thermal coal is Bumi Resources' principal product and the foundation of its mining identity. Production is conducted through major subsidiaries and affiliated operating companies, particularly PT Kaltim Prima Coal in East Kalimantan and PT Arutmin Indonesia in South Kalimantan. The coal business is tied to concession ownership, mine development, extraction, processing, transportation, and sales into energy and industrial markets. The available material does not specify current grades, annual production, or destination-market proportions.

  • Mining operations

    Coal mining operations

    The group manages a portfolio of Indonesian coal concessions through operating subsidiaries. Kaltim Prima Coal is associated with extensive concessions in East Kalimantan, while Arutmin Indonesia operates in South Kalimantan. Additional coal interests include Fajar Bumi Sakti and Pendopo Energi Batubara. These operations represent the production infrastructure behind the Bumi Resources business rather than a consumer-facing branded product.

  • Mineral resources

    Non-coal minerals

    Bumi Resources has maintained non-coal mining exposure through PT Bumi Resources Minerals Tbk and related entities. This part of the portfolio broadens the group beyond thermal coal and is organized through affiliated mineral-resource companies. The supplied reference does not identify specific current minerals, mine sites, production volumes, or commercial products, so the offering is described at portfolio level only.

Controversies

  • 2013

    Financial irregularities and regulatory difficulties

    Bumi Resources was reported to have encountered regulatory problems alongside the discovery of approximately US$201 million in financial irregularities. The episode raised concerns about the company's governance and financial controls and became a major point of controversy in its corporate history.

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Brand decisions

  • 2000

    Corporate renaming to Bumi ResourcesStrategy

    Background

    The company had moved substantially away from its original hospitality and tourism activities.

    Action taken

    It changed its name from PT Bumi Modern to PT Bumi Resources Tbk.

    Aftermath

    The new name aligned the listed company with its emerging natural-resources and mining focus.

  • 1998

    Strategic transition into oil, gas, and miningStrategy

    Background

    The company had originally operated in hospitality and tourism under the PT Bumi Modern name.

    Action taken

    It redirected its business toward oil, natural gas, and mining, beginning its transformation into a natural-resources holding company.

    Aftermath

    The transition ultimately established mining, and especially coal, as the company's principal business identity.

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