Clarence R. Verhoef

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.

TechniScan Medical Systems is a publicly traded medical device company engaged in the development and commercialization of an automated ultrasound imaging system. TechniScan's automated imaging system is designed to provide physicians with a new, non-invasive, imaging tool that is intended to aid physicians in breast imaging.

GE Healthcare, Inc. manufactures and distributes diagnostic imaging agents and radiopharmaceuticals for imaging modalities that are used in medical imaging procedures. It offers dyes that are used in magnetic-resonance-imaging procedures. The firm also manufactures medical diagnostic equipment including CT image machines. It develops healthcare technological solutions for medical imaging and information technologies, medical diagnostics, patient monitoring systems, disease research, drug discovery and biopharmaceutical manufacturing. The company was founded in 1994 and is headquartered in Princeton, NJ.

GE OEC Medical Systems, Inc. develops computer based X-ray and fluoroscopic imaging systems for hospitals, outpatient clinics, and surgical centers. The company's X-ray imaging systems combine radiographic and fluoroscopic imaging with digital image-processing capabilities to improve image quality. GE OEC Medical Systems is located in Salt Lake City, UT.

Part of Varex Imaging Corp., Varex Imaging Deutschland AG is a German company that manufactures and supplies X-ray tubes and image processing solutions. The company is based in Willich, Germany.

Dexela Ltd. manufactures and distributes x-ray imaging applications. It offers flat panel CMOS X-ray detectors for a range of applications, including mammography and tomosynthesis, breast CT, dental cone beam CBCT, fluoroscopy, cardiology and angiographic imaging, bone densitometry, scientific instrumentation, and non-destructive testing. The company was founded by Edward Bullard, Martin Stanton and Spencer Gunn in 2005 and is headquartered in London, the United Kingdom.