Provided by the Online Radiology Schools, the Top 50 Tech Companies Making Waves in Radiology site provides the top 50 ranked companies in radiology based on their years of operation, awards, affiliation, industry contribution, service, and website rankings. Each company has been noted for their unique role in the radiology sector of healthcare technology, such as in creating, supplying, and distributing technology like x-ray radiography, ultrasound, computed tomography (CT), nuclear medicine, positron emission tomography (PET), and magnetic resonance imaging (MRI). Although all of the companies listed can be located within the United States, most companies are internationally based and conduct business throughout the globe.