About Us


Istini Tatiek Siddharta

President Director

Mrs. Istini Tatiek Siddharta started her career as a public accountant, and was subsequently made Partner at Siddharta, Siddharta & Harsono in Indonesia, a member of Coopers & Lybrand until 1998, which later became a member of KPMG. Mrs. Siddharta joined ANJ as the Group’s Finance Director in 2001, a role that she has remained in for over ten years.

Mrs. Siddharta holds a bachelor’s degree in accounting from the University of Indonesia and an MBA from the John Anderson School at the University of California, Los Angeles. She is an active member of the Indonesian Accountants Association, as well as a member of the Consultative Board of Financial Accounting Standards of the Indonesian Accountants Association. Mrs. Siddharta was the Chairperson for the Indonesian Financial Accounting Standards Board during the period of 2000 to 2002.

Mrs. Siddharta has served as President Director as of January 2016. Before holding this position, she was the Deputy President Director from December 2012 to December 2015.

Sucipto Maridjan


Mr. Sucipton Maridjan is the President Director of AANE, as well as a Director of numerous other Group subsidiaries, including ANJA, SMM, ANJAS and ANJAP. He is primarily engaged in government relations and external affairs.  Mr. Maridjan has an extensive experience in dealing with both local and national governments in Indonesia and is responsible for the external affairs function of  ANJ.

Mr. Maridjan joined ANJ’s Mining & Energy Division in 1997 as a Director of ANJ’s mining services and Coal Contract of Work companies. He also had responsibility for ANJ’s minority interests in gold projects in Indonesia with Newmont (formerly Normandy Anglo Asian) and Meekatharra Minerals, and with power generation projects through a joint venture with Duke Energy in Freeport, Papua, and with Chevron Texaco in West Java for the Darajat Geothermal Project.  Prior to joining ANJ, Mr. Maridjan held senior roles with Australian mining companies in Indonesia. He has over 20 years' experience in resource-based administrative management.

Mr. Maridjan holds a degree in economic studies from the Jakarta National University.

Lucas Kurniawan


Mr. Lucas Kurniawan was appointed as Independent/Finance Director in November 2014.  Prior to joining ANJ, Mr. Kurniawan was a public accountant for 22 years. He began his career as a public accountant in October 1993 with Kantor Akuntan Publik (KAP) Siddharta Siddharta & Widjaja, a member of KPMG International, where he became a partner in 2005 (KAP Siddharta Siddharta & Widjaja, formerly KAP Siddharta Siddharta & Harsono, was a member of Coopers & Lybrand until 1998).  On 1 August 2007, Mr. Kurniawan joined KPMG Limited, Vietnam, where he was an audit partner for four years until 30 June 2011.  From 1 July 2011 to 30 September 2014, he was a partner at KAP Tanudiredja Wibisana & Rekan, a member of PricewaterhouseCoopers International Ltd.

Mr. Kurniawan holds a bachelor’s degree in Accounting from Tarumanagara University. He is a member of the Indonesian Accountants Association and the Indonesian Institute of Certified Public Accountants.

Sonny Sunjaya Sukada


Mr. Sonny Sunjaya Sukada was appointed as a Sustainability Director in June 2015. Prior to joining ANJ, Mr. Sukada was the Sustainable Development Director of PT Tirta Investama (Danone Aqua) from 2011 to 2015, a Partner at Kiroyan Partners from 2008 to 2011, the Head of External Affairs of PT Ara Gemilang Imaji (Assessment Group Indonesia) from 1998 to 2008, the Development Manager of PT Krakatau Lampung Tourism Development Corporation, Lampung from 1997 to 1998, and a Lecturer at the Faculty of Social and Political Sciences (Business Administration Department) of the University of Indonesia from 1985 to 1995.

Mr. Sukada holds a bachelor’s degree in Business Administration from the University of Indonesia and a Master of Science degree from the University of Surrey, United Kingdom. He is a member of the Indonesia CSR Professional Association, and a member of the CSR Consortium.

Handi Belamande Syarif


Mr. Handi Belamande Syarif was appointed as a Supply Chain Management Director in June 2015. Mr. Syarif has served as the Operations Director at PT ANJ Agri Papua since October 2013. Prior to joining ANJ, Mr. Syarif was a Partner at PT Vcap Visitama from 2012 to 2013, the Vice President in charge of cargo operations for Garuda Indonesia Airlines from 2008 to 2011, the General Manager of Equipment Services of Coca-Cola Amatil from 2004 to 2007, the Head of the Supply Chain of Reckitt Benckiser Indonesia from 2001 to 2004, the Supply Chain Manager of Gillette Indonesia from 1996 to 2001 and the IT Section Head of Virginia Oil Company (1988-1996).

Mr. Syarif holds a bachelor’s degree in Mathematics and Computer Engineering from the Colorado School of Mines, United States. He is a member of the Indonesia Logistics Association.

Geetha Govindan K. Gopalakrishnan


Mr. Geetha Govindan K. Gopalakrishnan was appointed as a director of ANJ with responsibility for the operations of ANJ’s palm oil business in October 2015. Mr. Govindan also serves as the President Director of ANJ’s subsidiaries engaging in the palm oil business.

He has worked in the plantation industry for more than 30 years, and joined ANJ Group in January 2014 after working for 13 years at PT REA Kaltim Plantations, where his last position was the Vice President Director from 2008 to 2013. Prior to that, he served as Director of Operations from 2005 to 2008.

Mr. Govindan has a Bachelor of Science degree from the University of Madras, India, a Diploma in Human Resource Management from the University of Malaya, Malaysia, and an Executive Master of Business Administration from Euregio Management School, Netherlands.

Naga Waskita


Mr. Naga Waskita joined ANJ in September 2012. Prior to joining ANJ, Mr. Waskita was a corporate lawyer for 15 years. He started his career at Mochtar Karuwin Komar until he left the law firm in August 2012. During his tenure, he was in the banking and finance practice of the firm.

He holds a bachelor degree in Law from Gadjah Mada University in Yogyakarta, Indonesia and a Master degree in Law from the University of Groningen in the Netherlands. He is a member of Perhimpunan Advokat Indonesia (the Indonesian Advocates Association).