Osman ÇELİK was born in Erzincan in 1964. He graduated from Department of Economics, Faculty of Economics and Administrative Sciences, Middle East Technical University. He worked as an economist in the State Statistical Institute (now the Turkish Statistical Institute) between 1986-1987. He functioned as Specialist and Chief Specialist, Project Evaluation and Preparation Department, Faisal Finans between 1988-1995. He was the Project and Marketing Manager at İhlas Finans between 1995-1999. He was an Executive Vice President in Anadolu Finans between 2000-2005. In 2006, after the merger of Anadolu Finans and Family Finans he continued his carrier in the Türkiye Finans Katılım Bankası as an Executive Vice President responsible for Loans and then he was appointed as Executive Vice President responsible for Commercial Banking in October 2013 and he was appointed as the General Manager of Türkiye Finans in June 2015. Osman ÇELİK has been working as Undersecretary of Turkish Treasury since June 29, 2016.