Prajogo Pangestu, founder of Barito Pacific Group, has served as President Commissioner of PT Barito Pacific Tbk since 1993. Previously, he served as President Commissioner of PT Tri Polyta Indonesia Tbk from 1999 to 2010, Board of Commissioners of PT Astra International Tbk from 1993 to 1998, President Director of PT Chandra Asri from 1990 to 1999, Director of the Djajanti Timber Group from 1969 to 1976, and President Director of Barito Pacific Group from 1977 to 1993.
Harlen has been Head of Coal Unit at Perusahaan Perseroan (Persero) PT Perusahaan Listrik Negara since October 2015. Previously, Harlen served as Head of Coal Division for Primary Energy and Procurement Directorate at PT PLN (Persero) Head Office since 2015. Harlen has worked in PLN since 1997, and is also a member of the Board of Commissioners of PT PLN Batubara.