Unggul Saut Marupa Tampubolon has been member of the Audit Committee since 2008. In the past, Mr. Tampubolon has held several positions, including President Director of PT Satelindo fro, 2001 to 2002, General Manager Legal Affairs of PT Indosat from 2000 to 2001, President Director of PT Indosel from 1997 to 1999, Director of PT Menara Jakarta from 1996 to 1997 and General Manager Legal and General Affairs PT Indosat from 1988 to 1997. Prior to joining Indosat he was the Corporate Attorney of PT Nickel Indonesia from 1980 to 1983 and a Lawyer at Imam & associates Law Firm, Jakarta from 1977 to 1979. Mr. Tampubolon earned a degree in International Law from the Faculty of Law, University of Indonesia in 1977.