George Mantzavinatos has more than 25 years of international experience in real estate asset management. He has worked for Eurobank, and for NBG as CEO for Greece and South East Europe. He was also one of the founding members of Grivalia and Prodea and worked as CEO for both. For 10 years, he was the CEO of Doha Properties, a company founded by the Royal Family of Qatar, investing in and managing more than €3 bn of real estate globally. He has been a member of QUALCO Holdings since January 2019 and, with his team of associates, created the QRES asset management entity within the QUALCO Group in May 2019.