Mr. Eliakis is the General Manager of Sleed which is one of the most innovative e-business and digital marketing agencies in Greece. He has been one of the founding members of the company and has significant experience in the area of e-commerce and e-business. He graduated from Dept. of Informatics of Athens University of Economics and Business (AUEB) and he holds an MSc in Information Systems from the same university. After finishing his MSc level studies he joined the research team of ELTRUN lab as a PhD candidate in the Dept. of Management Science and Technology of AUEB. Stelios has demonstrated significant research activity in the areas of interoperability, e-commerce and supply chain management and optimization, by participating in a large collection of national and european projects. He has published his work in international conferences and international book publishers.