Eser holds an MSc. Degree from Yıldız Tech. Uni. of Istanbul with a thesis on the pelletizing of iron ore and
an executive MBA from Harvard Business School. Business experience includes various managerial
positions in Hong Kong, New York, Istanbul, and Lucerne. He serves as the company's current CEO and Chairman.


Born in Paris and educated in Lycee de Galatasaray, Demir is fluent in French. He holds a BA degree from Marmara University and attended the executive education program of the prestigious Stanford University. He served in various managerial positions in Acemar, including the former CEO and Chairman. Demir has extensive knowledge of North African steel markets and leads the company's growth efforts in those markets.​


Cüneyt holds an engineering degree in Metallurgy from Middle East Techinal University of Ankara. Later on, he attended the IMD Business school of Lausanne for Advance Strategic Management studies. During his early career serving as a production head engineer in steel mills, Cüneyt has extensive knowledge of steel products and manufacturing processes. He overlooks the Istanbul office's trading activities with a particular interest in the Ethiopian market and the former Business Council Chairman of the Turkish -Ethiopian Foreign Economic Relations Board (DEIK). Cüneyt is a dedicated supporter of bilateral relations between Turkey and East Africa.


Nagihan led the largest IPO transaction in Turkey in the last ten years, Sok Marketler, and completed numerous M&A transactions. She completed more than 80 mergers and spin-off transactions on a global scale. She served as Tax Auditor at Arthur Andersen, Tax Senior Manager at Ernst&Young and Group Tax Director, General Manager of Financial Affairs, and Vice President of Financial Affairs at Yildiz Holding. Nagihan SENGÜL KARPUZ graduated from Middle East Technical University, Department of Economics, and she holds an MBA degree from Yeditepe University Faculty of Business Administration.She has the title of CPA, and she is a volunteer mentor.


A graduate of Zurich Business School, Hanspeter currently serves as Group CFO and Member of the Board.
Hanspeter has over 25 years experience in the banking and commodity finance industry. He started his career at
Citibank and subsequently moved to the U.S. as Regional Head for North & Latin America for Credit Suisse.
He later assumed senior management positions in various jurisdictions for ABN AMRO and Fortis Bank with a focus
on commodity markets, and most recently as Member of the Executive Board of the Royal Bank of Scotland (Switzerland) with responsibility for large Swiss trading companies. Hanspeter joined ACEMAR in 2017 to help building up the new Swiss headquarters in Luzern. He is registered with the Swiss Financial Markets supervisory body (FINMA) and has served on several industry associations as Board Member.