He teaches applied investment management, financial modeling, valuation and corporate restructuring, and financial markets. Other areas of expertise include international finance, mortgage backed securities, and asset-liability management.

Dr. Gültekin has served as a consultant to major corporations in the United States and abroad. He is a limited partner at the Blackethouse Group LLC, partner and senior advisor to Morning Meeting Inc., a financial modeling and consulting group, and a consultant to the Community First Investment Risk Evaluation (CFIRE) team of Community First Financial Group. He served on the boards of Belltower Advisors, LLC, a hedge fund, Clockworks Therapeutics Inc., a biotech company, and Ardic Tech, Inc., an ICT services and outsourcing company.

Dr. Gültekin is the former president of the European Financial Management Association and the former dean of the College of Administrative Sciences and Economics at Koç University in Istanbul. He also served as associate director of the Management Decision Laboratory at New York University and as a research scientist at Boğazici University in Turkey.

He received his PhD in finance from New York University, his MA in operations management from Boğazici University and a BS in physics from Middle East Technical University.