Mr. Theodoros Tsironis is the Head of IT of SIGMA. He has over 25 years of technology management experience particularly in the implementation and management of Enterprise Resource Planning (ERP) applications with a major global IT consulting firm. He holds a Bachelor’s degree in Applied Mathematics from Aristotle University of Thessaloniki in Greece as well as multiple certifications in Project Management, Relational Databases, Analysis & Programming, Business Intelligence and Reporting, and ERP/CRM systems.