Vasilis Stivaktakis is a serial entrepreneur specializing in Big Data Analytics tech companies and social-oriented applications. He has already founded a tech start-up specializing in Smart Grid sector (Energy ICT), developing a cloud based social-oriented platform and hardware for remote energy monitoring and management of homes and small-medium enterprises. Prior to that and until 2011, Vasilis was a business consultant and investment manager of a large consulting company in Greece. He holds a Diploma on Chemical Engineering, a MSc in Operational Research and he dropped out his PhD in Energy Economics to get involved into the business world. Since 2014, he is fully dedicated to OSeven. Fortune Greece has listed Vasilis in the Fortune “40 under 40” list for 2017 and 2018 respectively.