Ioannis Kostopoulos - Co-founder & CEO - SAMMYACHT | LinkedIn
KOSTOPOULOS IOANNIS - MK PERFECT ECO HOME Technical Contractors | Patra (Center) | +302610450650 | xo.gr
Georgios KOSTOPOULOS | Doctor of Educational Data Mining | Master of Science, Doctor of Educational Data Mining | University of Patras, Pátra | UP | Laboratory of Educational Software Development