Organization Structure

Board of Commissioners

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Ester Hartati S

President Commissioner

Mrs. Ester Hartati Satyono serves as President Commissioner of NSS since 2022. She has more than three decades of experience in the agribusiness and fishery industry. She started her career as a Marketing Manager at PT. Great Giant Pineapple (‘GGP’), a company owned by the Gunung Sewu group. During her tenure from 1984 to 1992 with her last position as Chief Executive Officer, she led the Company to becoming a top three leading producer of pineapples worldwide. She then served as President Director at PT Ocean Mitramas from 1992 to 2006 before becoming Chief Executive Officer at PT Indonesia Mariculture Industries from 2009 until now.

She received her Bachelor of Science degree from the University of San Francisco, USA in 1975.

Tungkot Sipayung

Independent Commissioner

Mr. Tungkot Sipayung has served as Commissioner of NSS since December 2024. He also serves as Executive Director of PASPI (Palm Oil Agribusiness Strategic Policy Institute).


Previously, he worked as Special Assistant to the Minister of Agriculture in the Field of Agribusiness Development from 2000 to 2004, Member of the Board of Commissioners of PT Perkebunan Nusantara IV (Persero) from 2008 to 2013, Member of the Board of Commissioners of PT Petrokimia Kayaku Gresik from 2002 to 2007, Chairman of the Advocacy Division of the Indonesian Palm Oil Association (GAPKI) from 2011 to 2015, Audit Committee of the Board of Commissioners of PT Pupuk Indonesia Holding Company from July 2016 to July 2017, and Risk Management and GCG Monitoring Committee of the Board of Commissioners of PT Pupuk Indonesia Holding Company from July 2017 to 2021. He has also held various positions such as Plantation Economics Expert Team of the State Intelligence Agency since 2018, Government Expert Team at the Coordinating Ministry for Economic Affairs in facing the EU's Renewable Energy Directives (RED II) ILUC policy, Chairman of the Cross-Ministry and Association Team for the Preparation of the Indonesian Palm Oil Industry Roadmap, Board of Advisory of the Indonesian Plantation Institute, PT Perkebunan Nusantara III Holding, and Commissioner of PT Kawasan Industri Nusantara, PT Perkebunan Nusantara III Holding.

He also regularly teaches postgraduate programs at a private university in Indonesia.

He completed his Doctorate in Agricultural Economics at Bogor Agricultural University in 2000.

Dudung Abdurachman

Independent Commissioner

General TNI (Ret.) Prof. Dr. Dudung Abdurachman, S.E., M.M. has served as an Independent Commissioner of NSS since January 2026. He is also entrusted with the role of Special Advisor to the President on National Defense.


He possesses extensive leadership experience gained through a distinguished career in the Indonesian National Armed Forces – Army (TNI-AD). His career history included serving as Vice Governor of the Military Academy from 2015 to 2016, Special Staff to the Chief of Army Staff from 2016 to 2017, Deputy Assistant for Territorial Affairs to the Chief of Army Staff from 2017 to 2018, Governor of the Military Academy from 2018 to 2020, Commander of the Jayakarta Military Regional Command from 2020 to 2021, Commander of the Army Strategic Reserve Command in 2021, and Chief of Army Staff in 2021.

In the academic field, he has served as Professor of Strategic Management at the Military Law College (Sekolah Tinggi Hukum Militer – STHM) in 2023 and earned his Doctorate in Strategic Management from Trisakti University in 2022.

Djasa Pinara Gusti

Commissioner

Mr. Djasa Pinara Gusti has served as a Commissioner of NSS since January 2026. In addition to his role at NSS, he brings extensive leadership experience, having served as Chief Executive Officer (CEO) of PT Andika Karya Utama from 2003, PT Mayaksa Mugi Mulia from 2004, PT Adi Kiara Sejahtera from 2006, PT Mandiri Cahaya Cemerlang from 2018, PT Sinar Lestari Perkasa from 2018, PT Bahana Inti Sejahtera from 2018, and PT Dabi Air Nusantara from 2018. He has also served as a Corporate Advisor in the field of Indonesian Military Technology, covering Land Defense Systems, Naval Defense Systems, and Air Defense Systems, from 2020 to the present.


He completed his Doctorate in Public Policy at Brawijaya University in 2021

Robiyanto

Commissioner

Mr. Robiyanto has served as a Commissioner of NSS since 2022. He also holds positions as Audit Committee Member, Commissioner, and Independent Commissioner at several publicly listed companies in Indonesia. Previously, he worked in the Strategic Planning Division at the Samator Group from 2007 to 2018 and served as Investment Director at the Satya Wacana Pension Fund from 2019 to 2021. He is also actively involved in teaching at various public and private universities in Indonesia.

He earned a Doctoral degree (Ph.D.) in Financial Management from the Doctoral Program in Economics at Diponegoro University in 2015, and a Doctoral degree (Ph.D.) in Environmental Science from the Doctoral Program in Environmental Science at Soegijapranata Catholic University in 2021. He holds several professional certifications, including the Certification in Audit Committee Practices (CACP), Certified Risk Professional (CRP), Certified Security Analyst (CSA), and Certified Sustainability Report Specialist (CSRS).

DIREKSI

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Teguh Patriawan

President Director

Mr. Teguh Patriawan serves as President Director of NSS since 2008. He has more than three decades of experience in the palm oil industry. Prior to joining NSS, he was Chief Executive Officer at PT Binasawit Abadipratama from 1993 to 2008. From 1986 to 1993, he acted as President Director of Surya Dumai Group and prior to that, as General Manager and Director of Sola Gratia Group from 1981 to 1986. From 1981 to 1984, he served as Sub-Section Head of the Bilateral Cooperation, Planning Bureau at the Ministry of Forestry of Indonesia.

He completed his Masters degree at the PPM Institute in 1991. He holds also Bachelor of Forestry from Gadjah Mada University.

Kurniadi Patriawan

Director

Mr. Kurniadi Patriawan serves as Director of NSS since 2021. He is responsible for overseeing the Group’s business strategy, day-to-day operational activities and the marketing of the Company’s products. He began his career as Assistant to the President Director at NSS from 2011 to 2016, and subsequently became Sales Trading Manager from 2016 to 2021.

He received his Bachelors of Science in Materials Science and Engineering from the University of California, Los Angeles in 2010.

Miniwati Kasmita

Director

Ms. Miniwati Kasmita serves as Finance Director of NSS since 2017. She is responsible for supervising and coordinating the Company’s Finance, Accounting and Corporate Secretary departments. She started her career as an Accountant in PT. Dharma Samudera Fishing Industries from 1989 to 1990, and subsequently as Assistant Vice President of the Accounting division at PT Sinarmas Agro Resources & Technology Tbk from 1990 to 2016.

She received her Bachelor degree in Economics from Unika Atmajaya in 1990.

Corporate Secretary

Petrus Herobe W

Corporate Secretary

Mr. Petrus Herobe serves as Corporate Secretary of NSS since 2021. He started his career as an Accounting staff at PT Binasawit Abadi Pratama from 1999 to 2002, and subsequently as Supervisor in the Accounting division at PT Sinarmas Agro Resources & Technology Tbk from 2002 to 2008. He joined NSS as Manager of Accounting in 2008 before assuming his current role as Corporate Secretary.

He received his Master degree in Management from Unika Atmajaya in 2005.