Sureyya Ciliv is currently Chairman of System Optima Inc, System Capital, System Morgan and Kuika Inc.

Mr. Ciliv graduated with summa cum laude from the University of Michigan in 1981 in Industry & Operations Engineering and Computer Engineering. He went on to receive his graduate degree, MBA from Harvard Business School in 1983.

Ciliv served as CEO of Microsoft Turkey for 3 years. Between 2000 and 2007, he served in various executive management positions at Microsoft Office. In 2007, he was appointed as the CEO of Turkcell. Under his tenure, Turkcell was globally recognized as a leader in telecommunications and mobile services, NYSE listed company with 72 million subscribers in 8 countries.