Executive Board

Sertan Eratay completed his undergraduate education at Bilkent University, Department of Industry in 1999, graduated from Boğaziçi University Executive MBA program in 2007 as the first ranking and received his Master's degree in Business Administration. Eratay started his 24-year career as an inspector at GarantiBBVA Bank and then worked as a branchless banking manager, and held senior executive roles in the fields of digital transformation, internet services and e-commerce at Turkcell for 10 years. In 2015, he joined the New York-based digital innovation and design company R/GA, established the company's office in Turkey and the Middle East and led its growth in the region as the General Manager.

Eratay, who has been working as an Assistant Partner at McKinsey since 2017, has played a key role in shaping the digital strategies, artificial intelligence transformations and growth journeys of more than 20 companies in the banking, retail and e-commerce sectors in 4 different countries.

Eratay, who joined Fibabanka as of June 2025, continues to serve as the Deputy General Manager in charge of Mobile Channels Sales and Marketing.