Elli Chatzopoulou, PhD, is an experienced professional in the field of regulatory CMC, currently serving as Associate Director at Bristol Myers Squibb since January 2024. Previously, Elli held multiple roles at Mirati Therapeutics from March 2021 to February 2024, advancing from Manager to Senior Manager and ultimately Associate Director in Regulatory CMC. Prior experience includes serving as a Research Scientist in Medicinal Chemistry at Sanford Burnham Prebys Medical Discovery Institute and as a Post-Doctoral Research Fellow at Moffitt Cancer Center. Additional expertise was gained at Sygnature Discovery and RWTH Aachen University, where innovative techniques in sensitive chemistry were developed. Educational qualifications include a Ph.D. in Organic Chemistry from the University of Birmingham and a Bachelor's Degree in Chemistry from Ethnikon kai Kapodistriakon Panepistimion Athinon.