ProTom International, Inc. is a medical device company focused on proton therapy for cancer patients.  Our mission is to increase the availability and accessibility of proton therapy in order to improve treatment outcomes and quality of life for cancer patients.

ProTom's Radiance 330 is a next-generation compact proton accelerator that offers the most advanced pencil beam scanning capabilities in a small-footprint solution.  The Radiance 330 supports next-generation delivery techniques, providing superior treatment precision and enhanced patient throughtput at significantly reduced capital and operating costs relative to existing technologies.