Organization
Hendro Martowardojo
President Commissioner
Hendro Martowardojo
Presiden Komisaris
Warga Negara Indonesia, lahir pada tahun 1954. Memegang jabatan sebagai Presiden Komisaris Perseroan sejak tahun 2007 berdasarkan Akta Berita Acara RUPSLB No.116, tanggal 15 Januari 2008. Hingga saat ini beliau juga masih menjabat di beberapa perusahaan ternama, seperti PT Catering Aeroprima Service, PT Citra Dana Asia, PT Niaga Sekuritas, dan PT Dana Usaha Makmur.
DR. Suparno Adijanto, Ph.D
Commissioner
DR. Suparno Adijanto, Ph.D
Commissioner
An Indonesian citizen born in 1960. He was appointed as Commissioner of the Company since 2020 pursuant to Minutes of Meeting No. 25 dated 26 August 2020. Currently he serves as President Director of PT. Prakarsa Tani Sejati, President Commissioner of PT. Multimatics Indonesia, President Director of Lifelong Learning, Chairman and CEO of PT. Global Palm Resources Limited, and Commissioner of PT. Bias Petrasia Persada.
Luiyanto Yamin
Independent Commissioner
Luiyanto Yamin
Independent Commissioner
An Indonesian citizen born in 1957. He has served as Commissioner of the Company since 2010 pursuant to Minutes of Meeting of EGMS No. 136 dated 17 June 2010. Currently he is an Accounting and Tax Lecturer at Jayakarta Business College and Gunung Sewu Business College, Jakarta.
Darma Putra Wati
Independent Commissioner
Darma Putra Wati
Independent Commissioner
Independent Commissioner An Indonesian Citizen, born in 1966. He was appointed as independent Commissioner of the Company in 2023 based on the Deed of EGM Minutes No. 114, December 7, 2023. Previously he worked at PT MNC Asia Holding Tbk, as Deputy Chief Commissioner.
Won Chil Yu
Commissioner
Won Chil Yu
Commissioner
A South Korean citizen, 43 years old. He has been appointed as the Commissioner of the Company since 2023 based on Deed of Minutes of AGMS Number 41 dated June 21, 2023 Before joining the Company, he held various strategic positions at big companies such as LG International (Coal Team), Indonesian Coal Business Unit (Sourcing Manager – PT. BGE), Part Leader – Coal Trading Team 1, Head of Energy Trading Team 1, Head of Indonesia Mineral Resources Trading Team, Head of Indonesia Mineral Resources Trading Team, Marketing Director of PT. BGE – Coal Trading, Marketing Director of PT. EMI – Nickel Ore Trading. He Graduated from Seoul National University – Russian Language and Literature 2002 and Graduated from Yonsei University – Master of Business Administration 2003, He has no affiliate relationship with other members of the Board of Commissioners, members of the Board of Directors or principal shareholder.
Wimpi Salim
President Director
Wimpi Salim
President Director
An Indonesian citizen, born in 1957. Holds the position of Director of the Company since 2012 based on the Minutes of the Extraordinary General Meeting of Shareholders No. 114, dated March 15, 2012. Since 2012, he has served as Director of PT Insani Baraperkasa, a subsidiary of the Company.
Lucky Ciptadi Wibowo
Director
Lucky Ciptadi Wibowo
Director
An Indonesian citizen, born in 1981. From 2021 to 2026, served as Operations Director at PT Insani Baraperkasa. On September 15, 2026, he/she was appointed as Technical Director.
Agoes Soegiarto
Director
Agoes Soegiarto
Director
An Indonesian citizen, born in 1967. He was appointed as a Director of the Company in 2013 based on the Minutes of the Annual General Meeting of Shareholders No. 153, dated May 24, 2013. He joined the Company as the Chief Financial Officer of the Company in April 2012 and is responsible for the implementation of online accounting systems, restructuring and acquisition of potential new mining companies.
Tan Ying Mei
Director
Tan Yin Mei
Director
An Indonesian citizen, born in 1983. She was appointed as a Director of the Company on December 12, 2025. Prior to this appointment, she served as a Director at Bumi Raya Group, Pontianak, Indonesia. She also holds positions as a Commissioner at Bumiraya Ritel Indonesia, Bumi Raya Group Pontianak, and at Prakarsa Tani Sejati and Global Pal Resource, Jakarta, Indonesia.
She began her career as a Senior System Reliability Engineer at SanDisk Corporation, Milpitas, United States of America.
Corporate Secretary Profile
Leny Siau Ching
Corporate Secretary
Leny Siau Ching
Corporate Secretary
An Indonesian citizen, domiciled in Jakarta. She was appointed as the Company’s Corporate Secretary pursuant to the Board of Directors’ Resolution dated April 29, 2010. She previously served as Vice Chairperson of the Indonesian Corporate Secretary Association (ICSA) and currently serves as a Legal and Good Corporate Governance Committee of the Indonesian Listed Companies Association.
She began her career as a Senior Operational IT Accounting staff at PT Columbia Dharma Pertiwi (1986–1988) and later served as Manager of Share Registration (in-house) from 1991 to 2010. She joined the Company in 1988 and was actively involved as a member of the IPO Team that prepared the Company for its listing on the Jakarta Stock Exchange in 1991.
Audit Committee Profile
Darma Putra Wati
Independent Commissioner
Darma Putra Wati
Independent Commissioner
Independent Commissioner An Indonesian Citizen, born in 1966. He was appointed as independent Commissioner of the Company in 2023 based on the Deed of EGM Minutes No. 114, December 7, 2023. Previously he worked at PT MNC Asia Holding Tbk, as Deputy Chief Commissioner.
Luiyanto Yamin
Independent Commissioner
Luiyanto Yamin
Independent Commissioner
An Indonesian citizen born in 1957. He has served as Commissioner of the Company since 2010 pursuant to Minutes of Meeting of EGMS No. 136 dated 17 June 2010. Currently he is an Accounting and Tax Lecturer at Jayakarta Business College and Gunung Sewu Business College, Jakarta.
Robby Fonso
External Party
Board of Commissioners
| Name | Position | Affiliation |
|---|---|---|
| Hendro Martowardojo | President Commissioner | Affiliation – Shareholder |
| DR. Suparno Adijanto, Ph.D | Commissioner | Affiliation – Shareholder |
| Luiyanto Yamin | Independent Commissioner | Non-Affiliated – Non-Shareholder |
| Darma Putra Wati | Independent Commissioner | Non-Affiliated – Non-Shareholder |
| Won Chil Yu | Commissioner | Non-Affiliated – Non-Shareholder |
Board of Directors
| Name | Position | Affiliation |
| Wimpi Salim | President Director | Affiliation – Shareholder |
| Agoes Soegiarto Soeparman | Direktur | Shareholder |
| Lucky Ciptadi Wibowo | Direktur | Affiliation |
| Tan Ying Mei | Direktur | Affiliation – Shareholder |