Cosmos Holdings Inc. announced that it has appointed finance veteran Alexi Papaconstantinou to the Company's Advisory Board. Mr. Papaconstantinou is a capital markets veteran and brings over 20 years of experience in investment banking, equity financing, portfolio management and mergers and acquisitions with a particular focus on high-growth public and private companies. Mr. Papaconstantinou is currently the Co-founder and Managing Partner of Lacerta Partners, a family office backed multi-strategy fund.