Kolleen T. Kennedy

President, Proton Solutions and Chief Growth Officer


Kolleen T. Kennedy was named president of Proton Solutions, the division formerly known as Particle Therapy, and chief growth officer in October 2018. In this role, she is responsible for growing Varian Proton Solutions offerings as well as overseeing the Company’s Acquisition Integration Office, Strategic Program Management organization and Customer Experience initiatives. Prior to this appointment, Ms. Kennedy was corporate executive vice president and president of Varian Oncology Systems (VOS) for seven years. Under her leadership, VOS total revenues grew by a 4 percent compounded annual growth rate, and she served as the key architect in transforming the organization into geographic structures—establishing a global footprint that enabled emerging markets revenue to grow by 15 percent.

From 2005 to 2011, Ms. Kennedy served as vice president and general manager of the Customer Support Services (CSS) organization. Under her leadership, Varian’s CSS organization was rated the #1 service provider among linear accelerator manufacturers every year by IMV, Ltd., an independent healthcare market research firm that analyzes service trends. Ms. Kennedy joined Varian in 1997 as marketing manager for delivery systems. She was promoted to manage Oncology Systems marketing in 2001 and the engineering function in 2002.

In 2006, Ms. Kennedy was selected by the YWCA of Santa Clara Valley, California, as one of that year’s “Tribute to Women and Industry” (TWIN) honorees for her outstanding achievements as a corporate executive. In 2017, she achieved the Silicon Valley Business Journal Women of Influence award, which honors women who are having a major impact as executives, entrepreneurs, and community leaders.

Prior to joining Varian, Ms. Kennedy was with Siemens Medical and Radiation Oncology Computer Systems in radiation oncology product sales and marketing.

Currently, Ms. Kennedy serves on the Board of Directors for the Wayne State University Foundation, which encourages and manages financial support from private sources to provide the university’s students, faculty and scientists with learning and discovery opportunities. She also serves on the Union for International Cancer Control (UICC) World City Cancer Challenge Board, which aims to increase the number of people with access to quality cancer treatment in cities around the world.

Ms. Kennedy holds a BS in radiation oncology and a BS in psychology from Wayne State University and an MS in medical physics from the University of Colorado Health Sciences Center.