Stelios Gkouskos, Chairman and co-founder of Terracom S,A,, is a mathematician specializing in ICT. He has long experience in IT education and had worked for Microsoft Hellas (freelancer) and Ethnodata (National Bank of Greece Group). In 1999 he co-founded Terracom S.A, a company that provides ICT services to enterprises and organizations and develop enterprise software. Today, Terracom is one of the largest and most innovative IT companies in the Greek region with great expertise in the physical security sector and the IoT field. In 2005 he co-founded Plan S.A., a business consultant company and served as CEO (2005-2016). He was the coordinator of several European and national Research and Development projects.