Optivus Proton Therapy, Inc. (Optivus), was formed in 1993 with a mission: To Save Lives with Proton Therapy Optivus' mission is alive and well and is exemplified by the work we do each day to help expand the number of patients and diseases treated with proton therapy using our highly advanced, reliable and safe proton therapy system. As the company that pioneered clinic-based proton therapy, Optivus is committed to bringing the most precise form of radiation therapy to patients who would benefit from it. Our teams of dedicated professionals bring a commitment to quality and International Organization for Standardization (ISO) principles that have been central to Optivus' success from its inception. Optivus maintains its leadership role in the proton therapy industry by embracing all aspects of proton therapy development from patient treatment, R&D, superior maintenance and operations and through ongoing collaboration with scientists, clinicians and engineers.