Directors and Chief

Chris Kanter

President Director & CEO

Chris Kanter, was appointed President Director and CEO of Indosat Ooredoo at the Extraordinary General Shareholders Meeting (EGMS) dated 17 October 2018. He previously served as an Independent Commissioner and Commissioner of Indosat Ooredoo since 2010.

The Chairman and Founder of Sigma Sembada Group, a major player and turnkey contractor in transportation and logistics, he is currently a Commissioner of Bank BNP Paribas Indonesia and a Member of the Board of Governors of East West Center, USA (since 2013).

Among others, he previously served as Vice Chairman of the International Federation of Freight Forwarders Associations (FIATA) Asia Pacific (2007-2018), Commissioner of Garuda Indonesia (2013-2015), Vice Chairman of the Indonesian Chamber of Commerce and Industry (KADIN Indonesia) (1994–2015), Vice Chairman of the Indonesia Employers Association (APINDO (2017-2015), Economic Advisor to the President on the National Economic Council (KEN) (2009-2014), and member of the Investment Coordination Board Committee (BKPM) (2010-2014).

Vikram Sinha

Director & Chief Operating Officer

Vikram Sinha was appointed as Director & Chief Operating Officer at Indosat Ooredoo Annual General Shareholders Meeting (AMGS) held on 2 May 2019.

Vikram was the CEO for Ooredoo Myanmar for last two year. Prior to his appointment in Ooredoo Myanmar, Vikram worked for Ooredoo Maldives as the CEO starting from 2014. He facilitates processes to connect teams cross-functionally, to ensure that Ooredoo Myanmar is fully delivering on all expectations.

During the professional carrier of 20 Years, he has worked with companies like Coca Cola, Star-TV and Airtel. Prior to joining Ooredoo he held the post of Chief Operating Offer of airtel Congo Brazzaville.

Vikram holds a Master degree in business management. In addition to this he has completed Leadership Development Program from IMD-Lausanne and Future Business Leaders Program at ISB along with participated in the Leadership Development Program at IIM-A.

Irsyad Sahroni

Director & Chief Human Resources Officer

Irsyad Sahroni was appointed as Director & Chief Human Resources Officer at Indosat Ooredoo Annual General Meeting of Shareholders held in May 2018. He joined Indosat Ooredoo as Chief Human Resources Officer in April 2018.

In his more than 20 years of experience in the field of Human Resources development, he has held various senior positions including HR Director of PT Nestlé Indonesia from 2016 - 2018, HR Director of PT Reckitt Benckiser Indonesia from 2015 - 2016, Lead Business Partner PT HM Sampoerna Tbk. from 2011 - 2014, HR, Legal & Communication Director of PT CEVA Logistics Indonesia from 2010 - 2011, HR Director Sanofi Aventis Group from 2008 - 2010 and Head of HR PT Darya - Varia Laboratoria Tbk. from 2003 - 2008. He began his career at PT Nestlé Indonesia from 1997 - 2003.

Irsyad obtained his Bachelor Degree of Law on Commercial Activities from the Faculty of Law of the University of Indonesia in 1996.

Eyas Naif Assaf


Eyas Naif Assaf, was appointed as Director of Indosat Ooredoo at the Extraordinary General Shareholders Meeting (EGMS) dated 17 October 2018.

He is currently Chief Financial Officer of Ooredoo Algeria (since 2016). Previously, he was the CFO Small & Medium Business at Ooredoo Group (2014-2016), CFO of Asiacell, Iraq (2013-2014), Senior Director Finance for Small and Medium Business - Ooredoo Group (2012-2013), as CFO of WI-TRIBE Ltd in Bahrain, Qatar (2007-2011) and as Senior Manager Accounting, Manager General Accounting, Head of Asset Account di Ooredoo Qatar (2002 - 2007). He began his career in 1994 as an international auditor for Central Bank in Jordan, and subsequently worked for Sairo in Ukraine (1998-1999) before joining the Banawi Industrial Group, KSA (1999-2002).

He earned a Bachelor of Science in Accounting in Jordan in 1992, and became a Certified Public Accountant in the USA in 1997.

Arief Musta'in


Arief Musta'in, Indonesian citizen, was appointed Director of Indosat Ooredoo at the Extraordinary General Shareholders Meeting (EGMS) dated 17 October 2018. He has more than 20 years of experience in the telecommunications industry with a proven track record in corporate innovation, digital transformation, and broadband business strategy and deployment among others.

He was previously Executive General Manager of the Digital Service Division at PT Telkom (Persero), Tbk (2015-2018), Project Management Office Controller of PT Telkom (Persero) Tbk. (2015), VP Infrastructure Strategy and Governance at PT Telkom (Persero) Tbk, Head of Broadband Division (2012-2014) and Head of Access Division (2011-2012). He began his telecommunications career at PT Telekomunikasi Indonesia in 2007.

He graduated with a Bachelor degree in Physics Engineering from Institut Teknologi Sepuluh November in 1990, and earned a MBA in Management from Gadjah Mada University in 2009.

Indar Atmanto

Chief Corporate Services Officer

Indar Atmanto has been the Chief Corporate Services Officer since August 2011. Mr. Atmanto previously served as President Commissioner of PT Indosat Mega Media, and CEO PT Indosat Mega Media (IM2) from 2006-2012. Many initiatives were taken during his tenure to position IM2 as the prime mover of Mobile Broadband services in Indonesia, during which IM2 was well respected by other operators in the market and achieved both national and international recognition such as winner of The Most Innovative Broadband Wireless from WBA (World Broadband Alliance), a Top Brand Award, and call center awards from respected institutions in Indonesia. In 2010, Mr. Atmanto was also selected as one of the Best Indonesian CEOs by SWA business magazine. Prior joining PT Indosat Mega Media, Mr. Atmanto served as Commercial Director of PT Aplikanusa Lintasarta where company growth outperformed the market during his tenure. In the past, he has served as a commissioner and director at various companies including among others Commissioner of PT EDI (Electronic Data Interchange), Commissioner of PT Indosat Multimedia Mobile (iM3), Commissioner of PT Satelindo, and Director of PT Bimagraha Telekomindo.

His professional experience also includes various management positions at PT Indosat Tbk including Corporate Secretary, Strategic Corporate Development-General Manager, and Marketing-General Manager. Mr. Atmanto graduated from Bandung Institute of Technology (ITB), Indonesia in 1986. He received a scholarship from OTO Bapenas of the Government of Indonesia to continue his studies, and earned a Master degree in Business Administration specializing in Telecommunication Management and Finance, from the University of Miami, USA in 1993. In 2014 Mr. Atmanto was nominated as a 2014 Inspiring Figure and received a Golden Ring Award from Telko Indonesia reporters. Mr. Atmanto is currently on the Supervisory Board of APMI (Indonesian Multimedia Providers Association) as well as the Supervisory Board of PWI Jaya (Indonesia Reporters Association).

Thomas Chevanne

Chief Strategy & Experience Officer

Thomas Chevanne was appointed as Chief Strategy & Experience Officer Indosat Ooredoo in September 2015. Mr. Chevanne is a telecom strategy expert with 15 years’ experience in the media and telecommunications sector. He has been with the Ooredoo Group since 2007, during which he has held a variety of senior positions including, most recently, Group Senior Director Commercial Strategy & Partnerships. Previous to that he was a Strategy Advisor for leading media and telecom organizations focusing on growth strategies in emerging markets. Mr. Chevanne began his career in 2000 as a Strategy Consultant for Gemini Consulting between 2000 to 2005. Mr. Chevanne graduated with honors from the Paris Institute of Political Science and the London School of Economics.

Dejan Kastelic

Chief Technology & Information Officer

Dejan Kastelic was appointed as a Chief Technology and Information Officer of Indosat Ooredoo on May 24, 2017. He has more than 16 years outstanding achievement and experience in multi country roles in telecommunication industry. He is an expert in people management skills and technical knowledge while underpinned by financial and commercial background. He is also recognized as a change agent and problem-solver with agile principles, passionate for technology innovations with ability to form self-directed winning teams.

His executive experience in the telecommunication field started with the appointment to the CTO position in the first alternative provider of fixed telecommunication services in Slovenia, Amis Ltd, where he grew his knowledge, skills and experience from the ground as a System and Network Manager. In 2009 he joined IBM Slovenia as a Lead Services Delivery Manager. Two years later he was appointed to the regional CEE position as a Services Resource Deployment Manager. In 2012 he joined Telekom Austria Group subsidiary in Serbia as a Member of the Executive Board and Chief Technology Officer with full responsibility over the Technology Area. As of the beginning of 2015 he took in same power as well responsibility over additional subsidiary, as the Cluster CTO of Cluster Serbia & Slovenia, part of Telekom Austria Group. In July 2015 he was gradually promoted to serve as an Executive Director and Chief Technology Officer in Mobiltel EAD, where he also took over position of CTO over Blizoo Media Broadband EAD, both part of Telekom Austria Group.

Dejan Kastelic studied Electrical Engineering and Computer Science at the University of Maribor, Slovenia and completed several business postgraduate studies in Technology and Executive Development at Insead Business School and Harvard Business School in USA.

Hendri Mulya Syam

Chief Sales & Distribution Officer

Hendri Mulya Syam was appointed as Chief Sales & Distribution Officer on 1 November 2018. He has more than 29 years of experience spanning various sectors of the telecommunications industry.

Previous to joining Indosat Ooredoo, he had a long career at Telkomsel, where he was most recently SVP of Program Management Office. Since joining Telkomsel in 1995, among others he has held senior management positions in LTE, network strategy, network services and quality, corporate planning, product and mobile data, marketing, customer service and IT Operation. In addition, he regularly participates in leading domestic and international telecommunications conferences and events.

He graduated with a degree in Electro-Telecommunication from the Indonesian Institute of Technology (ITI) in Serpong, Indonesia.

Intan Abdams Katoppo

Chief Business Officer

Intan Abdams Katoppo was appointed as the Chief Business Officer of Indosat Ooredoo in October 2018. She served as Managing Director for PT BNI Life Insurance since 2016. Prior to that she was President Director of PT Hotel Indonesia Natour (2011-2015), Director of Marketing & Business Development of PT Hotel Indonesia Natour (2011), and Executive VP Customer Management & Marketing of PT BNI (2010-2011). She began her career at PT Unilever Indonesia in 1990, then became Marketing Manager at, successively, American Express Tes (1996), the Jakarta Stock Exchange and the Indonesian Bank Restructuring Agency (IBRA).

She was with the Communications Department of the Indonesian Public Listed Company Association (2002-2004) and served as part of the Steering Committee of PERHUMAS, the Indonesian PR Association (2003-2004). She has also been invited as a Guest Lecturer at the Finance and Accountancy Management Institute and The Jakarta Institute of Finance (1999-present).

She graduated from Universitas Indonesia majoring in psychology in 1990, and earned a Master's degree also from Universitas Indonesia majoring in Finance & Capital Markets in 2004. She subsequently attended the Sloan School of Management, Massachussetts Institute of Technology, USA on an IDEAS Fellowship from 2009-2010.