Konstantinos Protonotarios is the Export Sales Manager for Iktinos Hellas S.A., a leading international marble supplier, where he oversees sales operations in 90 countries and is responsible for market research, client relationship management, and contract negotiations. Previously he served as Area Sales Manager for the Middle East, Africa, and India for the same firm. He holds an MBA from Athens University of Economics & Business, where he was a recipient of scholarships from the Bodossaki Foundation and PricewaterhouseCoopers, and a degree in Chemical Engineering from the National Technical University of Athens. He is also an accomplished musician and taught theoretical music and bouzouki for more than a decade. He is an adjunct instructor in the MS in Sales Management program, where he teaches export marketing and sales.