Mr. Milionis is the founder of the Diversity Charter Greece and President of KEAN – Cell of Alternative Youth Activities. He is also the International Relations Secretary of OME-OTE and has served as President of EETE-OTE and President of Organization Administration and Management of Environmental Awareness Park “Antonis Tritsis”. He is particularly involved in volunteering and civil society issues. He studied Physical Science at the University of Patra and trained at Training Institute of Munich in Telecommunications, and he is working on OTEGLOBE where he is Public Sector Manager and European Project Manager.