Dieter Dannhorn has 30 years of experience in the pharmaceutical and medical device industry. He is a biologist by training and started his career as a project manager in clinical research of antifungal drugs and later developed ophthalmic medical devices for the European market. In 1997, he started his own business and developed mdt medical device testing GmbH to become an internationally recognised EN ISO/ICE 17025 accredited and GLP certified test house and clinical research organization (CRO) for medical devices.

In 2005, he founded his second company md registration support Ltd. which provided regulatory support and advisory services for the medical device industry. Furthermore, he actively participated in various medical device standardization committees and working groups, supported notified bodies as a medical device and biocompatibility trainer and expert.

After the sale of both companies to the US company Underwriters Laboratories (UL) in 2011, he continued to provide a wide range of medical device regulatory advisory services to the medical device industry with particular focus on risk management as of EN ISO 14971, biocompatibility as of EN ISO 10993 series of standards, materials of animal origin as of EN ISO 22442 series of standards, and toxicological risk assessments as of EN ISO 10993-17.