Ioannis studied architecture at the National Technical University of Athens (1965-1970). He has been in charge from 1972 for the design, management, permitting procedure and construction supervision of a large number of major cultural, healthcare, education, transportation, hospitality, offices and sports projects, as well as projects dealing with listed buildings and monuments. He has wide experience in project management, coordination, and construction supervision including the entire range of administrative and contractual issues.