Athanasios Tsirelis

Athanasios Tsirelis is a Senior Clinical Oncology Consultant and Medical Advisor with extensive experience in healthcare across Greece, Sweden, Norway, and Denmark. Currently serving as a Medical Monitor at PSI CRO AG, they oversee clinical trials focused on medical quality and patient safety. With over a decade of experience, Athanasios has held senior roles in major public healthcare systems and has worked as a Medical Advisor for global consulting firms since 2019. Their educational foundation includes a Doctor of Medicine from Aristotle University of Thessaloniki and advanced training in Hematology and Oncology. Additionally, Athanasios served as a First Lieutenant in the Greek Army, where they developed strong leadership skills.