John C. Coats

Varian Medical Systems, Inc. engages in the manufacture of medical devices and software for treating cancer and other medical conditions. It operates through the Oncology Systems and Proton Solutions segments. The Oncology Systems segment designs, manufactures, sells, and services hardware and software products for treating cancer with conventional radiation therapy, and advanced treatments. The Proton Solutions segment delivers proton therapy, a form of external beam radiotherapy using proton beams for the treatment of cancer. The company was founded by William Hansen, Edward Ginzton, Russell Varian, and Sigurd Varian in 1948 and is headquartered in Palo Alto, CA.

CardioWise, Inc. engages in commercializing patented, cardiac computed tomography machine learning analysis software that produces a quantified four dimensional image model of the human heart. Its heart analysis software combined with cardiac CT is a single diagnostic test that is able to provide quantitative analysis of heart wall motion, arteries, and valves with detail. The company was founded in 2010 and is headquartered in Fayetteville, AR.

Nucletron Corp. manufactured remote afterloading systems for outpatient brachytherapy treatment and simulation. The company was headquartered in Columbia, MD.

Vision RT Ltd. develops technology for radiation therapy. It offers AlingRT, GateCT, GateRT, SRS Module and third party interfacing. The firm provides solutions for the radiotherapy market, with products installed in some of the treatment centers. The company was founded by Ivan Daniel Meir, Peter Kalms, and Norman Ronald Smith in 2001 and is headquartered in London, the United Kingdom.