Roy Arman Arfandy has been appointed as the President Director of the company since December 2022. The banking industry is the beginning of his professional career, spanning more than 25 years in a similar industry with his last position as President Director.
He has been serving as an Executive Officer of Harita Group since January 2020. He holds Bachelor's Degree in Engineering from the Hasanuddin University, Makassar, as well as participates actively in several organizations, such as the Association of Indonesian Chinese Communities, and the Alumni Association of Hasanuddin University, and board member of Happy Hearts Foundation Indonesia.
Suparsin Darmo Liwan has been appointed as the Finance Director since December 2022. He has various experiences in finance, namely Auditor, Accounting, and Corporate Finance & Investor Relation, both on national and worldwide scales.
Previously, he has been serving as a Chief Financial Officer of PT Halmahera Persada Lygend since 2018, a pioneer producer of raw materials for electric vehicles battery in Indonesia which is an associate company of PT Trimegah Bangun Persada Tbk.
He holds a Bachelor's Degree from the University of Tarumanegara. In addition, he is certified in CMA (Certified Management Accountant) issued by the Institute of Certified Management Accountants Australia and Professional Financial Modeler from the International Financial Modelling Institute.
Younsel Evand Roos has been appointed as the Director of Operations since December 2022. He is experienced more than 32 years with several key positions as a Director, Senior Mine Engineer in the mining industry, as well as General Manager of mining in Harita Group.
He receives a Degree in Mining Engineering from the Institute Technology of Bandung.
Being appointed as the Director of Sustainability since December 2022, Lim Sian Choo is the Chief Sustainability Officer of a company in the agriculture industry and an active participant and member in the Roundtable on Sustainable Palm Oil (RSPO) and their working groups and committee including Emission Reduction Working Group, Human Rights Working Group, Peatland Working Group, and Standards Standing Committee since 2013.
She received her Bachelor of Commerce and Administration Degree from Victoria University, Wellington, New Zealand, and is a Member of the Malaysian Institute of Accountants.
Tonny Gultom has been appointed as the Director of Health, Safety, and Environment (HSE) since December 2022.
He holds the position as the head of the HSE Department in the company’s subsidiaries and associates of Trimegah Bangun Persada. He also held various key positions as Senior Manager of Environmental Affairs in other mining industries, both in national and worldwide companies.
He also held several specialist positions including Hydrogeologist, Hydrologist Environmental Specialist, and Capacity Building Specialist in Waseco/Iwaco BV, SNC Lavalin International Inc. on the Canadian International Development Agency project.
He holds an executive professional engineer (EPE/IPU) competency certificate from The Institution Engineer Indonesia (certificate no.0905-19-062043). Expert council of PERHAPI (Association of Indonesian Mining Professionals). Head of FKPLPI (Indonesian Environmental Mining Forum), and Advisory Board of Master Program FTTM-ITB.
He receives Engineer Profession issued by the Institute Technology of Bandung (2021), Post Graduate Degree in Hydrology Engineering from the UNESCO-IHE, Delft The Netherlands obtained in 1991, a Master's in Financial Management from AWU, IOWA USA (correspondent) obtained in 2000. Bachelor's Degree in Geography (1984) and Graduate Degree in Hydrology (1987), from Gajah Mada University, Yogyakarta, Indonesia.
Stevi Thomas C. has been appointed as the Director of External Relations since December 2022. He has experienced for more than 20 years in managing external relations.
He is also President Commissioner at some subsidiary companies, namely PT Megah Surya Pertiwi and PT Obira Mitra Jaya.
Previously, he was experienced in External Relations in handling mining companies, especially in Community Development and Empowerment, Land Management, Government Relations, and other External Relations. He was also experienced as External Relations Director as well as Deputy General Manager for Community, Security, and Facility Management.
He receives a Master of Business Administration (MBA) degree from the Management Business Institute of Institute Technology Bandung (SBM ITB).
Being appointed as the President Commissioner since December 2022, Donald J Hermanus has more than two decade’s professional experience in the extractive industry, especially the mining industry. Previously he held several key positions in subsidiaries companies namely President Director of PT Obira Mitra Jaya and PT Halmahera Jaya Feronikel, Director of PT Megah Surya Pertiwi, and Commissioner of PT Gane Permai Sentosa and PT Jikodolong Megah Pertiwi.
Currently, he holds several key positions for coal mining companies owned by Harita Group, namely Director for PT Energi Nusa Mandiri, President Director of PT Pesona Khatulistiwa Nusantara, as well as Director at PT Marina Bara Lestari.
He received a Bachelor in Law degree from the University of Tarumanegara, Jakarta 2020.
Being appointed as the Independent Commissioner since December 2022, Darjoto Setyawan has more than 39 years of professional experience in various positions. He previously held several key positions as President Director of the Health Services Sector, President Commissioner of Financial Technology (Fintech), Independent commissioner of Life Insurance, Advisor of Digital and Artificial Intelligence company in Singapore, as well as Independent Commissioner of PT Cita Mineral Investindo Tbk (Harita Group).
He received a Master of Management from Prasetiya Mulya Institute of Management in 1994.
Suryadi Sasmita has been appointed as the Independent Commissioner since January 2023. He is currently a President Director of PT Indonesia Wacoal and served as President Director and President Commissioner in several other companies. Furthermore, besides as a businessman, currently he also actively serves in several organizations, such as a Vice Chairman of APINDO (Asosiasi Pengusaha Indonesia), Deputy for Fiscal and Public Affairs of KADIN Indonesia (Kamar Dagang Industri), as well as Council Board at HIPPINDO (Himpunan Peritel dan Penyewa Perbelanjaan Indonesia).