Leadership

Haijun Sun, PhD, MBA

Chief Scientific Officer

Haijun Sun is CSO of Ona Therapeutics. Since 2021 he has overseen research and development and guided the scientific strategy. He has more than 20 years of experience in pre-clinical drug discovery and development in oncology. Prior to Ona he was Head of Antibody pharmacology at GSK and VP of Biological Products at F-Star Biotechnology (now an Invox company). Haijun holds a PhD in Biochemistry from The University of Cincinnati and an MBA from New York University Stern School of Business.