Leonidas Tzonis is Executive Vice President and Chief Financial Officer of Hellenic American University. Dr. Tzonis holds a Ph.D. from the Newcastle Business School, UK, an M.Sc. in Finance and Investment, a PG Certificate in Higher Education from the University of Durham, and a B.Sc. in Economics and Business Finance from Brunel University.

Mr. Tzonis was a full-time member of the Business School Faculty at Durham University, a visiting lecturer at the Singapore Institute of Management, and a distance learning tutor for SOAS (University of London). He served as Professor of Business at Hellenic American University before assuming duties as Executive Vice President.

As a consultant, Mr. Tzonis works with firms in Greece, Northern Africa and Central Asia. He is a founding member and sits on the Board of Directors of International Educational Consulting Ltd and was co-founder and vice-president of the International University of Libya, the first English-speaking fully accredited higher education institution in the country.