Having graduated from Uludağ University, Faculty of Economics and Administrative Sciences, Cengiz Avcı then enrolled in Marmara University, Department of Business Administration - Accounting and Finance, and graduated with an M.A. degree. After his tenure as an auditor at an international financial consulting firm in 2003, he joined Grant Thornton in 2005. He qualified as Certified Public Accountant in 2008 and has been specializing in the auditing of manufacturing and trade firms.