Vassilis is an active entrepreneur, innovator and passionate with technology futurology and trend forecasting. He is the the CEO and co-founder of Intelen, Inc, one of the most dynamic and emerging start-ups, in the domain of building energy efficiency analytics and customer engagement. From 2005 to 2010, before founding Intelen, he worked on technical trend forecasting methodologies and applied research, focusing on the Big Data emerging problems applied to Utilities and the Energy Sector (Smart Grids). He has global recognitions with his start-up, in top innovation and entrepreneurship contests, over 30 publications, raised several funding rounds and has 2 US patent pending applications on energy analytics and engagement sectors. He holds a PhD from NTUA and Engineering degrees from Dundee University (valedictorian), Imperial College, LSE and Ecole polytechnique of Paris.