59 years old, was appointed Chairman of the Audit, Risk & Compliance Committee on April 16, 2018.
In 1986 he served as auditor at a local Public Accounting Firm (Kantor Akuntan Publik -KAP), which in 1990 became part of Deloitte Indonesia. In 1995 – 2006 he served as Audit Partner that handled clients in various industries particularly energy & resources, manufacturing, construction, shipping & aviation, media and telecommunication. In 2006 – 2016, he served as Audit Managing Partner who chaired the audit business of Deloitte Indonesia and also as Lead Client Service Partner for enormous large clients listed on Indonesian Stock Exchange and state-owned enterprises. He is a committee and member of the accountant profession association and has also served as Field Head and Head of the Capital Market Accountant Forum, Indonesian Public Accountant Association (IAPI). He is also a committee and member of the Indonesian Accountant Association (IAI) and member of the Board of Financial Accounting Standard. He graduated from the Faculty of Economics from the University of Sumatra Utara majoring in Accounting in 1986.