Executive Leadership

Dow R. Wilson
Chief Executive Officer (CEO)

Chris Toth
President and Chief Operating Officer

Deepak “Dee” Khuntia, M.D.
Senior Vice President and Chief Medical Officer

Michael Hutchinson
Senior Vice President, Chief Legal Officer

Rafael A. Torres
Senior Vice President, Strategy & Business Development

Vy H. Tran, J.D.
Chief Compliance Officer

Thomas Rodden
Senior Vice President, Chief Information Officer

Kathy Conner
Vice President, Global Corporate Marketing

Kolleen T. Kennedy
President, Proton Solutions and Chief Growth Officer

Corey Zankowski, PhD
Senior Vice President, Oncology Software Solutions

J. Michael Bruff
Chief Financial Officer

Terilyn Juarez Monroe
Chief People Officer, Senior Vice President, People & Places

Andrew Whitman
Senior Vice President, Government Affairs

Kevin O’Reilly
Senior Vice President and President, Varian Oncology Systems

Magnus Momsen
Senior Vice President Chief Accounting Officer and Corporate Controller

Francis R. Facchini, M.D., FSIR
President, Interventional Solutions