Born in 1964, Koray Kıymaz holds a degree in Electricity-Electronics Engineering and Mathematics from Bosporus University. In 1994 he got his post-graduate degree in Economist from Tulane University, USA.
Until 2000, he worked as a management consultant at McKinsey & Co. Later, he became Director of Business Development, Customer Services and Marketing at Avea Telecommunication Co.
He acted as a consultant to the Board of Directors of Turk Telekom Co. and between 2009-2017 he was a member of the Executive Board Responsible for Business Development at the same company.
Since 1 January 2017 he is the director general of Fina Energy Holding.
He is a member of the Board of Directors at Enda Energy Holding Co. representing Fina Holding.