Board of Directors Message From The General Manager Executive Committee

VECİH YILMAZ

General Manager

Mr. Yılmaz graduated from Middle East Technical University, Department of Business Administration, in 2005, simultaneously completing a minor program in Political Science and Public Administration at the same university. In 2012, he completed his master’s degree in Financial Economics at Galatasaray University.

Having started his professional career as an auditor at Deloitte in 2005, Mr. Yılmaz joined Sabancı Group in 2009. He worked as a Financial Planning, Analysis, and Investor Relations Manager at Sabancı Holding between 2009 and 2013 and as a Financial Control and Risk Manager at Enerjisa Enerji between 2013 and 2015. Between 2015-2017, he worked as CFO at Assan Panel and as the Financial Affairs Director at Kibar Holding, respectively. In 2017, he re-joined Sabancı Group. Yılmaz occupied the role of Finance Director at Sabancı Holding between June 2017 and April 2019 and also served as a Board Member at Kordsa and Yünsa. Mr Yılmaz served as Assistant General Manager of Finance and Accounting at Çimsa from April 2019 until December 2022. As of 1 December 2022, he has occupied the position of Akçansa General Manager.

Ülgen Eryürek Aslan

Vice GM – Human Resources and Corporate Communication

Ömer Sinan Genç

Vice GM – Operations

Thomas Gerstenhauer

Vice GM – Finance

İlker Koç

Vice GM – Ready Mixed Concrete, Aggregate Sales and Marketing

Sinan İnaç

Vice GM – Procurement, Logistics and International Trade

Akın Hasbay

Cement Sales and Marketing Director

MANAGEMENT

Ömer Sinan Genç

Vice GM – Operations

Ömer Sinan Genç graduated from Ege University, department of Chemical Engineering. He completed his master’s degree in chemical engineering at Izmir Institute of Technology. He has been working for Akçansa as Production Engineer – Ladik Plant, Clinker Supervisor – Büyükçekmece Plant, Production Manager – Büyükçekmece Plant, Plant Manager – Ladik and Plant Manager – Çanakkale since 2007. As of 1 January 2024, he has occupied the position of Vice General Manager – Operations.

Thomas Gerstenhauer

Vice GM – Finance

Thomas Gerstenhauer graduated from International Partnership of Business Schools (Reutlingen/London) with a degree in European Business Administration and completed his Executive MBA at Friedrich Schiller University, Jena. He started his professional career at Schroder Salomon Smith Barney in 1998 in London, including assignments in Melbourne and New York. From September 2003 to 2007, he worked for HSH Nordbank as Deputy Head of Leveraged Finance. Thomas joined Sal. Oppenheim Jr. & Cie. KgaA as Senior Vice President – Investment Banking in November 2007. From April 2011 to September 2014, Thomas did run his own Corporate Finance advisory business, where he amongst others acted as part of the Board of Creditors for IVG Immobilien AG. Since he joined Heidelberg Materials in September 2014, he acted as CFO of Mibau Stema Group & Finance Manager – Aggregates Northern Europe and from 2020 onwards as CFO and Deputy CEO of Mibau Stema Group. As of 1 November 2024, he has occupied the position of Vice General Manager – Finance.

İlker Koç

Vice GM – Ready Mixed Concrete, Aggregate Sales and Marketing

İlker Koç received his bachelor’s degree in Civil Engineering from Middle East Technical University and his master’s degree in Business Administration (Executive MBA) from Sabancı University. He started his career as a Field Engineer at Rizzani de Eccher in 1994 and then worked as a Site Superintendent at Astaldi and Sinta between 1995 and 1998. He joined Akçansa in September 1998 as a Marketing Planning and Sales Specialist. Between 2008 and 2012, he worked as a Senior Engineer at HeidelbergCement Technology Centre in Germany. He continued his career at Akçansa as a Quality and R&D Manager, Marketing and Special Products Manager, and Technical Sales Support and Special Products Manager. Between December 2020 and November 2021, he held the position of Company Manager at Karçimsa. As of 1 December 2021, he has occupied the position of ‘Assistant General Manager – Ready Mixed Concrete, Aggregate Sales and Marketing.’

Sinan İnaç

Vice GM – Procurement, Logistics and International Trade

Sinan İnaç graduated from Dokuz Eylül University, Department of Business Administration (English) in 1999. He started his professional career at Çimentaş in 2003. He worked as a Budget and Cost Control Specialist between 2003 and 2007, as Planning, Budget, and Control Chief between 2007 and 2011, Planning, Budget, and Control Manager between 2011 and 2015, Strategy and Marketing Manager (Cement and Ready-Mixed Concrete) between 2015 and 2017, Planning, Budget and Control Eastern Mediterranean Regional Leader between 2017 and 2019, and finally Planning, Budget and Control Director. Since 2019, he has worked as Strategy and Business Development Manager and Strategy and Business Development Group Manager at Akçansa, respectively. As of 1 December 2021, he has occupied the position of ‘Assistant General Manager – Procurement and Logistics.’