Idil Kesten has been managing Gemius Türkiye, the Turkish office of Gemius SA, a Poland-based company operating in the fields of digital advertising technology and digital cross-media research, since 2013. Before Gemius, she worked as the Business Development Manager responsible for comScore's products and services in Türkiye, another company in a similar sector based in the United States. After graduating from Galatasaray University's International Relations Department in 2004, Kesten completed her master's degree in Southeast European Studies at the University of Athens. In 2022, she successfully finished the Stanford LEAD program, a leadership program at Stanford University.