Directors
Ahmad Yuniarto
President Director
On 15 February 2021, Ahmad Yuniarto was appointed as the President Director of PT Pertamina Geothermal Energy in its mission to become a World-Class Green Energy Company with the Largest Installed Geothermal Capacity in the World. He received a Master’s degree in Organizational Leadership from the University of Oxford and a Bachelor’s degree in Electronics Engineering from Universitas Gadjah Mada.
Ahmad Yuniarto has a wide experience in the energy sector with a wide interest in other subjects. He frequently served as a mentor and speaker in human capital development and organizational behavior improvement. He started his career at Schlumberger as a Field Engineer and continued to various important and strategic positions in Europe, the Middle East, and Africa until reaching the top position in Schlumberger Indonesia. He is active in several non-profit organizations, particularly in disaster relief and educational sectors.
Eko Agung Bramantyo
Director of Operation
The provision of clean and environmentally friendly green energy began from operational superiority which prioritizes innovation to minimize resulting emissions. In August 2018, Eko Agung Bramantyo was appointed as the Operational Director with the responsibility of achieving the geothermal production capacity target.
Eko Agung Bramantyo, who holds a Bachelor’s degree in Mechanical Engineering from Universitas Trisakti, has decades of experience in energy provision operation and has served in various strategic positions in PGE, which includes Vice President of Operation and Engineering, General Manager of Lahendong Area, and Manager of Utilization and Power Plant in PT Geothermal Energy.
Rachmat Hidajat
Director of Exploration and Development
Indonesia is a country with the largest geothermal potential in the world. Exploration and development activities are necessary to optimize the utilization of resources as well as to guarantee the availability of energy supply to fulfill the ever-increasing demand. For the above reason, PT Pertamina Geothermal Energy appointed Rachmat Hidayat as its Director of Exploration and Development.
Prior to joining PGE, holder of Master’s degree in Business Administration from Institut Teknologi Bandung already has extensive experience in the energy upstream sector. He served in various strategic positions in Pertamina, such as VP Upstream Business Development & Portfolio in PT Pertamina (Persero), VP Upstream Business Growth in PT Pertamina (Persero), and VP Technical Support in PT Pertamina EP CP.
Nelwin Aldriansyah
Director of Finance
Effort in carbon emission reduction requires a large investment and robust financial management to ensure the continuity of the business and its benefits for many parties. In February 2021, Nelwin Aldriansyah was appointed as the Financial Director of PT Pertamina Geothermal Energy.
Nelwin Aldriansyah is a holder of a Master’s degree in Business Administration from the University of Strathclyde, Glasgow with various experiences in the financial and investment industries in many key positions in renowned companies, such as Director of Investment Banking PT Bahana Securities, Director of M&A PT CIMB Securities Indonesia, and Director of Debt Capital Market PT ANZ-Panin Bank.
Commissioner
Sarman Simanjorang
President Commissioner / Independent Commissioner
Sarman Simanjorang was appointed as the President Commissioner of PT Pertamina Geothermal Energy on 23 October 2020 to lead the Board of Commissioners in supervising and providing advice to the management of the company and ensuring the implementation of good corporate governance. He holds a Master’s degree in Public Administration from STIAMI Jakarta and a Bachelor’s degree in Management from STIE Adhy Niaga.
Prior to being appointed as President Commissioner, the APKASI Executive Director held various important positions in Kadin Indonesia and DKI Jakarta. In addition, he was actively involved in several business associations in Indonesia, such as Apindo and HIPPI. His extensive experiences and activities in various industries and organizations will build a strong and constructive monitoring and supervisory function in PGE.
Samsul Hidayat
Independent Commissioner
Holder of Master’s degree in Business Administration from Cleveland State University, Ohio and Bachelor’s degree in Management from Universitas Jambi was appointed as Independent Commissioner of PT Pertamina Geothermal Energy in 2022. He had previously served as Executive Director of Asosiasi Emiten Indonesia and Independent Commissioner in several public companies in Indonesia.
He started his career in the financial and capital industry in 1993, serving various positions in Badan Pengawas Pasar Modal dan Lembaga Keuangan and leading several directorates in PT Bursa Efek Indonesia.
Harris
Commissioner
Harris, a holder of Electricity and Energy Management degree from Universitas Indonesia and Electronics Engineering degree from Universitas Hasanuddin, was appointed as Commissioner of PT Pertamina Geothermal Energy in 2022.
He previously served various important positions in the Directorate General of New Renewable Energy and Energy Conservation of the Ministry of Energy and Mineral Resources. His experience in various sectors related to Electricity and Energy will enrich the Board of Commissioners and provide insight and direction for PGE to be more active in the provision of green energy for a better future.