Bambang Sugianto Ibrahim

bambang sugianto ibrahim


Indonesian citizen, 61 years old. Born in Bandung, 18 October 1956. Obtained his Bachelor’s degree in Management from the University of Parahyangan in 1981 and in Accounting in 1986, as well as Master of Management in Management Accounting from the University of Indonesia in 1996.

Appointed as President Commissioner of the company since April 2017. Has been serving as Finance Director and Corporate Secretary. Previously served as Partner with Deloitte Touche/Hans Tuanakotta & Mustofa (Member of Deloitte Touche Tohmatsu). He is a professional with no affiliated relationship to the Major Shareholder who control over the Company



Soedarniati Harnyoto Sudradjat

Soedarniati Harnyoto Sudrajat


Indonesian citizen. 58 years old. Born in Jakarta, 25 April 1954. Received her Secretarial Diploma 1 degree from ASMI Jakarta in 1973. Has been serving as Commissioner of the Company since 2006.

Concurrently serving as Director of PT Promas Daya and Import Manager of PT INA Limited. Previously served as Director of PT Thoriq Sejahtera Abadi.


Ratna Widjaja

Ratna Widjaja


Indonesian citizen. 52 years old. Born in Tanjungkarang, 28 July 1959. Obtained her Bachelor’s degree in Economics from University of Indonesia in 1985. Has been serving as Independent Commissioner of the Company since 2011.

Concurrently serving as Head of the Public Accounting Firm of Ratna Widjaja. Previously served as Director of PT Orientama Infokom, Manager with the Public Accounting Firm of Prakarsa, Permana, dan Rekan, and General Manager, Financial Controller at PT Oriental Komputer Bahtera.


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  1. Commissioner Guidelines