​Dionysios Filiotis is the Chairman and CEO of Pharmaserve-Lilly, a joint venture between the Greek company Pharmaserve and the international pharmaceutical giant, Lilly.

​Furthermore, he has been honored for his significant role in the Greek pharmaceutical industry, having served as President of the Hellenic Association of Pharmaceutical Companies (SFEE) for a series of years.

​In September 2025, Pharmaserve-Lilly ranked first among pharmaceutical companies in Greece in terms of Corporation Product Ranking Values.