OUR MANAGEMENT

As co-founder and CEO of DİAS, Metehan Oğuz shapes the company's development strategies and guides the transformation process with his innovative vision. Metehan Oğuz, a graduate of Gazi University's Faculty of Education, has over 25 years of professional experience and has carried out projects as an investor and entrepreneur in many countries, including Turkey, Germany, and the United States. In 2001, he started his business life with the production and sales of construction and mining equipment, continued with technology, logistics, marketing and innovative products, and continues his active business life as the Chairman and CEO of DİAS Teknoloji A.Ş. With projects aimed at adding value to society, he produces sustainable and value-added solutions by focusing on continuous development and innovation in environmental, social, and economic terms. With this understanding, he continues to contribute to the transformation of industries as a lifelong entrepreneur.

Burak Vardan serves as a partner and member of the Board of Directors at DİAS. He completed his bachelor's and MBA degrees in International Business and Management at Schiller International University Heidelberg, Germany. He began his professional career in 1994 at RG Inc.'s UK office, then moved to the New York office, where he served as Vice President until 2002. In 2003, he returned to Turkey and joined his family business, Çukurova İnşaat, as Business Development Manager. In 2008, he was appointed General Manager and Deputy Chairman of the Board of Directors, and during his tenure, he successfully completed large-scale projects in Africa, the Middle East, and Central Asia. During this process, he contributed to Çukurova İnşaat's inclusion in the ENR list of the world's largest international contracting companies for three consecutive years. As a member of the Foreign Economic Relations Board (DEİK), Vardan has chaired various business councils and currently holds management positions in the Turkey-Italy Business Council and the Turkey-Russia Business Council. As a member of the Contractors' Association, he continues to play an active role in the industry and oversees global strategy and business development efforts. Since 2020, he has been a partner in DİAS's growth journey and serves as a member of the Board of Directors responsible for global growth and international investments.

He was born in Istanbul in 1974. He graduated from Istanbul University Faculty of Law. He completed the Harvard Law School Education Program. He began his professional career in 1997 at Dun & Bradstreet Turkey Office. Between March 2003 and September 2007, he worked as a legal advisor at Yıldız Holding. Between October 2007 and April 2015, Demir served as Chief Legal Advisor at Çalık Holding A.Ş. During this period, he also served as a member of the Board of Directors of group companies operating in the holding, telecommunications, media, construction, energy and finance sectors both domestically and internationally. Demir served as Deputy General Manager of Legal and Regulatory Affairs at Turkcell between May 2015 and November 2023. In addition to this role, he served as Chairman of the Ethics Committee, Chairman of the Compliance Committee, and Chairman of the Personal Data Steering Committee, as well as Board Member of various group companies. Additionally, he held the position of Deputy General Manager for Human Resources from March 2021 to September 2022. Demir joined the DİAS Group of Companies in December 2023 and serves as Chief Legal, Regulatory and Public Affairs Officer (CLO).

Ataç Tansuğ graduated from Boğaziçi University, Faculty of Engineering, Department of Civil Engineering. He began his professional career in 1999 as a Systems Support Engineer at Datapro, and continued his career between 2002 and 2009 at Alcatel Lucent as International NGN / IMS Team Manager. He then served as Product Service Director for Alcatel Lucent Turkey and Azerbaijan between 2009 and 2011, and spent his last two years at the company as Global Customer Service Director. Ataç Tansuğ joined the Turkcell Group in 2013 as Deputy General Manager of Turkcell Superonline Teknoloji, served as Director of Transmission & Core Network Planning at Turkcell in 2016, Director of Digital Services & Solutions Technology in 2017, and most recently as Deputy General Manager for Digital Services and Solutions from 2018 to 2023. Since 2023, he has been serving as the Head of Digital Services and Solutions at DİAS Teknoloji A.Ş.

Ertan Kirez graduated from Boğaziçi University with a degree in Physics in 1998 and completed his Executive MBA program at Sabancı University. He began his career at Garanti Bank as a Corporate Banking Portfolio Specialist. After serving as Financial and Administrative Affairs Manager at Koyuncu Elektronik between 2002 and 2007, he worked at Index Group between 2007 and 2009, successively as Financial Affairs Manager at Datagate Bilgisayar A.Ş. and Credit Control & Collections Group Manager at Indeks A.Ş. Ertan Kirez served at Yıldız Holding and its subsidiaries between 2009 and 2024, holding the following positions in order: Finance Manager at Mersa Elektronik A.Ş., CFO at Penta Teknoloji, Group CFO at Yıldız Holding Retail Group, Deputy General Manager responsible for finance and operations at Penta Teknoloji, Performance Management Leader at Yıldız Holding Board of Directors Office, General Manager at Gözde GSYO, and Global CFO at Godiva. Since March 2024, he has been serving as the Chief Financial Officer at DİAS Teknoloji A.Ş.

Fatih Alper Ergenekon was born in Erzurum in 1974. After graduating from Middle East Technical University with a degree in Industrial Engineering, he began his career in 1996 as a specialist at OTA in Germany and continued as a consultant at I-BIMSA from 1997 to 2000. After completing his master's degree in business administration at the University of Rochester, William E. Simon Business School in 2002–2005. Between 2005 and 2023, Ergenekon held various positions in the marketing and strategy departments at Turkcell, most recently serving as Deputy General Manager of Marketing. Ergenekon has been serving as Marketing Director at DİAS Teknoloji A.Ş. since January 2024.

He was born in Ankara in 1965. He graduated from the Department of Mechanical Engineering, Faculty of Engineering, Middle East Technical University. Arıkan began his professional career in 1987 as an Aircraft Maintenance Engineer at the Turkish Aeronautical Association, continuing as a Production Specialist at FMC Nurol Defense Industries between 1989 and 1995. Between 1995 and 2006, he served as Maintenance and Engineering Manager at Assan Aluminium, followed by General Manager at SICPA Assan between 2007 and 2016, and Executive Director of Operations at SICPA Turkey between 2016 and 2020. Since November 2020, he has been serving as Business Development Director at DİAS Teknoloji A.Ş.

Hüseyin Çakmak completed his undergraduate education in 2003 at Anadolu University, Department of Political Science and Public Administration, and his master's degree in 2006 at Kocaeli University, Department of Political Science and Public Administration, in the field of Management Science. Çakmak began his professional career in 2002 as Sales and Finance Operations Manager at Altındere Petrol A.Ş. He continued his career between 2007 and 2019 at Yıldız Holding as Human Resources Manager, Human Resources Director, and Human Resources Group Director. Between 2019–2020, he served as Human Resources Group Director at Aydem Enerji, followed by Human Resources Director and CHRO at Turkcell between 2020 and 2023. Since December 2023, he has been serving as Human Resources Director at DİAS Teknoloji A.Ş.

He was born in Samsun in 1976. Serkan Öztürk graduated from the Electrical and Electronics Engineering Department of the Faculty of Engineering at Middle East Technical University in 1998 and began his career as a SAP consultant at Vestel Elektronik. In 2000, he joined Turkcell Communication Services Inc. as a Business Analyst and later served as CRM and Business Intelligence Director, CIO of Ukraine Lifecell, and CIO of Turkcell Superonline. During this time, he completed his Master's degree at Istanbul University, Faculty of Business Administration. From 2015 until joining our team, he served as CIO of Turkcell Group. Since January 2024, he has been serving as the Chief Information Officer at DİAS Teknoloji A.Ş.

After graduating from Işık University Faculty of Engineering, Department of Computer Engineering, she completed his master's degree in Strategic Marketing and Brand Management at Bahçeşehir University. Aytemizel Telatar has held various positions and responsibilities in leading institutions in the payment systems, digital banking, and fintech sectors for over 20 years. She began her career at Hewlett Packard in 2005 and continued at Garanti Payment Systems in 2007, where she held roles in product management, marketing, and sales. She then served as Director of Strategic Partnerships and Business Development within the Retail Banking organization at ING Turkey from 2013 to 2022. Between 2022 and 2024, she served as Deputy General Manager responsible for Product, Growth, and International Markets at Paycell. As of 1 April 2024, she has been serving as General Manager of Starpay and Financial Technologies Coordinator at DİAS Teknoloji A.Ş.