Michael Kosma Tsamaz is a businessperson who has been the head of 9 different companies. Mr. Tsamaz holds the position of Chairman & Chief Executive Officer of Hellenic Telecommunications Organization SA, Chairman for OTE International Investments Ltd., Chairman of Telekom Romania Mobile Communications SA, Chairman & Chief Executive Officer at Cosmote Mobile Telecommunications SA, Chairman of Telekom Romania Communications SA, Chairman & Chief Executive Officer at OTE Investment Services SA and Chairman & Chief Executive Officer of Cosmoholding Albania SA (which are all subsidiaries of Hellenic Telecommunications Organization SA) and Chairman & Chief Executive Officer for Cosmote Tv Productions & Services SA.
He is also on the board of Sev Hellenic Federation of Enterprises, Foundation for Economic & Industrial Research, OTEGlobe SA and German-Greek Chamber of Industry & Commerce.
Michael Kosma Tsamaz previously occupied the position of Principal at Philip Morris Hellas AS, Principal at Oman Trading Establishment LLC, Chairman & Managing Director at OTE Plc, Principal at Philip Morris Canada and Commercial Director at Vodafone (Greece).
He received an undergraduate degree from the University of New Brunswick.