CareDx Inc is a commercial-stage company. It develops, markets and delivers diagnostic surveillance solutions for organ transplant recipients to help clinicians make personalized treatment decisions throughout a transplant patient's lifetime. The portfolio of the group includes product such as Allomap, Allosure, and Olerup. The Allomap is a gene expression test that helps clinicians monitor and identifies heart transplant recipients; AlloSure, is a next-generation sequencing-based test to detect donor-derived cell-free DNA after transplantation; and Olerup is a set of human leukocyte antigen typing used prior to hematopoietic stem cell/bone marrow transplantation and organ transplantation. Geographically the business activity is functioned through the US.