Since 2020, Dirk Knueppel was CEO of Meine Radiologie Holding. After the merger with blikk Holding in Autumn 2021 and Aleris Imaging Scandinavia in April 2022, he was appointed Group CEO of the combined group, which was rebranded to evidia. The group is the largest provider of radiology services in Germany and Sweden+Norway. From 2016 to 2020, he served as COO of Artemis Eye Clinics, a major consolidator in German and Swiss ophthalmology market. Before joining Artemis, he used to be CFO of Labdiagnostik, a medical laboratory services provider, and Commercial Director of HSK Hospitals. Dirk Knueppel is a physician and economist by training.