N. Orhun Köstem

N. Orhun Köstem


Orhun Köstem joined Anadolu Group in 1994, where he held several management roles until 2008. He was appointed as the CFO of Efes Breweries International in 2008. A year later, in 2009, he transitioned to the role of Corporate Finance Coordinator within the Anadolu Group.

From 2010 to 2018, Mr. Köstem furthered his career at Coca-Cola İçecek, serving as the CFO between 2010 and 2016 and then as the Regional Director for the Middle East and Pakistan. He was the CFO of Anadolu Efes between 2019 and 2021.

Since July 1, 2021, Mr. Köstem has been the Group CFO of Sabancı Holding. In addition to his primary role, he holds significant positions across various organizations: Chairman of Carrefoursa, Vice Chairman of Sabancı İklim Teknolojileri, Board of Trustees of Sabancı University, and Member of the Board of Directors at Akbank, Kordsa, Enerjisa Enerji, and Enerjisa Üretim.

He was one of the co-authors of the book “Opening the Window to Capital Markets: From A to Z Initial Public Offerings and Investor Relations,” published in 2009. His expertise has been recognized for many years by various national and international platforms; while listing among “Türkiye’s Most Influential 50 CFOs” by BMI Business School and DataExpert in 2016, 2019, 2020, and 2021, he also received accolades as Türkiye’s Best CFO in Thomson Reuters Extel’s Investor Relations Awards in 2011 and 2013, and was named “Best CFO” in the Consumer Sector in Emerging EMEA by Institutional Investor (II) in 2020. He also achieved rankings as Best CFO in Industrials in 2022 and in SMID-cap Industrials in 2023 in the Emerging EMEA Region by II, and was selected Best CFO among BIST30 companies at the Turkish IR Society (TUYID) Summit in 2022 and 2023.

Mr. Köstem, featured in the C-Suite Series – Fortune CFO 2022 list, is a member of the CFA Society Istanbul and the CFO Network of the World Business Council for Sustainable Development (WBCSD), reflecting his commitment to excellence in finance and sustainable development.

In 1991, Orhun Köstem completed his undergraduate studies in Mechanical Engineering at Middle East Technical University (METU), where he also obtained his MBA. Furthering his education, he acquired a master’s degree in Finance and Corporate Law from Bilgi University.