Işk Menkul Deerler Company employed Gizmen Nalbantlı, who began her career at Deniz Investment. He earned his undergraduate degree from the Department of International Finance at Bahçeşehir University and his master's degree in financial engineering from Kadir Has University. He is a licensed SPK Level 3 practitioner as well as a SPK Derivative Instruments, SPK Corporate Governance and Rating practitioner. He writes columns for Dünya Newspaper in addition to contributing stock picks and economic commentary to Para, Economist, Fortune, and Platin publications. Additionally, he expresses his opinions in newspapers, particularly in Hürriyet, Sabah, Sözcü, and Posta, on the economy, stock market, foreign currency, and commodities. He is presently employed with Gedik Investment Company as an assistant manager of algorithmic operations.