After graduating from the Accounting Department of Marmara University School of Social Sciences in 2001, Onur Yüksel completed his undergraduate studies at the Faculty of Economics and Administrative Sciences, Business Administration Department of Marmara University in 2004. He earned his master’s degree in Accounting Auditing from the Institute of Social Sciences at Marmara University in 2008, and he is currently pursuing a Ph.D. in Accounting and Auditing at Bahçeşehir University’s Institute of Social Sciences. Yüksel began his professional career at Çalık Holding as an Internal Audit Specialist in 2007 and was promoted to Internal Audit Supervisor in 2010. In 2011, he joined one of the Group's companies, Gap Pazarlama, where he served as Accounting Manager, Financial Affairs Manager, and as of 2014, Financial Affairs Director. In 2019, he was appointed Acting General Manager of Gap Pazarlama, and between 2021 and 2024, he served as the company’s General Manager.In 2025, Yüksel joined the Saya Holding family, where he currently serves as Financial Affairs Director and is also a member of the board of directors at Humanis, one of the group companies.