The commencement of Antonis S. Papantoniou long-standing law career begun upon his graduation from the National and Kapodistrian University of Athens in Greece. Since then, he has provided legal services to several Cypriot, Greek and multinational companies which are engaged mainly on international trade and business. He specializes mainly in Corporate and Business Law, Economic Law, Energy Law, Tax Law, Financial Law (Stock Exchange) and Arbitration.