Indonesian citizen. Bachelor of Economics from Tarumanagara University at Jakarta. Once worked at Public Accountant Johan, Malonda & Partners, Jakarta, 1994–996, as a Senior Auditor. Serve as Company's independent commissioner since 2013 based on minutes of meeting of General Meeting of Shareholders No.38 dated 28th June 2013 by Notary Wachid Hashim, SH, notary in Surabaya

Indonesian citizens,

Formal education

2003 Sepuluh Nopember Institute of Technology (ITS), Surabaya - Graduate Program Master of Technology Management Program - Industrial Management - MMT. 1993 Airlangga University, Surabaya - Faculty of Economics - AccountingSE, Ak.

Non-formal education

2015 National Workshop on Information System Audit held by SMART, IAI Yogyakarta Region, Accounting Study Program Business Faculty of UKDW Yogyakarta, Accounting Program of SWCU Salatiga, STIE Widya Menggala Semarang. 2010 Trisakti International Seminar and Workshop on the Professional and Business Ethics: Recent Development and Teachings, organized by the Department of Accountancy Fakyattas Ekonomi Universitas Trisakti, Jakarta. 2008 "Training for Trainers" kebanksentralan, Center for Education and Studies Kebanksentralan, Bank Indonesia, held in Surabaya. 2006 BDS Finance Training & Certification Program, Module II Financial Management of SMEs, organized by PT. Peac Bromo, supported by IFC Pensa, Swisscontact, ABDSI, and Jawa Pos, Surabaya. 2004 National Semilkoka Development of Core Curriculum Competency Based Accounting Study Program held by Regional Aptisi II DKI Jakarta. 2003 APECTEL Interconnection Workshop organized by Directorate General of Post and Telecommunication RI, Jakarta. 1997 National Seminar on Interconnection and Tariff of Telecommunication Services held by the Training Division of PT. Telkom and Sekolah Tinggi Teknologi Telkom, Bandung.