Circle Cardiovascular Imaging is a Canadian company that develops and sells cvi42® cardiovascular post–processing software for that allows for viewing and analyzing MR and CT images on a single platform. The software provides full DICOM and PACS connectivity and is designed for both clinical and research settings. Disease-specific protocols and process automation allows for efficient and optimized workflow. Extensive viewing capabilities include 3D/4D viewer, color-coded mesh models, and side-by-side views of two different studies. cvi42® is approved for the Canadian, US, Korean, Australian, and European markets. cvi42® has evolved rapidly and is now considered to be one of the most comprehensive of its kind.