CareDx: Alex Johnson,

CareDx has appointed Alex Johnson as its chief business officer and head of testing services. 

Johnson has served as senior vice president of products, cell therapy and business development at CareDx since May 2020, and previously served as VP of the firm's laboratory solutions business from August 2018 to May 2020 and VP of finance from April 2018 to July 2018. Prior to joining the company, Johnson was chief operating officer of venture-backed immuno-oncology drug development company BioGraph 55, and served as president of Diadexus. He also worked at Novartis, with roles at Novartis Diagnostics and Novartis AG.