Greek business magnate who is widely known for owning the Greek basketball club Olympiacos. He won the EuroLeague Executive of the Year award following the 2011-12 season after his club won the EuroLeague Championship.
He gained ownership of Greek club Olympiacos in 2009. He gained his wealth through his ownership of Arcadia Shipmanagement Co. Ltd and Halyvourgiki Hellenic Steel Industry S.A.
In 2017, he became the winner of the Greek iteration of Survivor.
He has been frequent business partners and co-owner of Olympiacos with his brother Panagiotis.