Güven Sak holds a Ph.D. degree in Economics from the Middle East Technical University and M.A. degree from University of East Anglia. He worked as a senior researcher at the Capital Markets Board of Turkey, as a faculty member of the Department of Public Finance at the Faculty of Political Sciences, Ankara University and as an external founding member of the Monetary Policy Council of the Central Bank of Turkey. He became Professor of Public Economics in 2003.

In 2006, he was transferred to the newly established TOBB University of Economics and Technology. He was the founding Managing Director of the Economic Policy Research Foundation of Turkey (TEPAV) in 2004 which is the first and only economic policy think tank in Turkey. Güven Sak writes on economic issues for Dünya, and Hürriyet Daily News. He is currently the President/CEO of TEPAV Global, Washington, DC, USA.