Kolleen Kennedy

(Former) President, Proton Solutions & Chief Growth Office at Varian Medical Systems

Ms. Kennedy served as President, Proton Solutions & Chief Growth Office at Varian Medical Systems (“Varian”) from 2018 until December 31, 2021 when she retired. Ms. Kennedy joined Varian in 1997 as Marketing Manager for radiation therapy delivery systems, and assumed other strategic roles including President of Varian Oncology Systems. Prior to joining Varian, Ms. Kennedy was with Siemens Medical and Radiation Oncology Computer Systems in radiation oncology product sales and marketing. Ms. Kennedy currently serves on the boards of IPG Photonics since 2023, of Wayne State University Foundation since 2018, and served on the boards of the City Cancer Challenge Foundation from 2018 to 2022, and Radiation Oncology Institute from 2018 to 2021.

Independent Director