BioNTech SE is a German multinational biotechnology company headquartered in Mainz that develops immunotherapies and vaccines, particularly for cancer and infectious diseases. The company utilizes technology platforms including mRNA-based therapies, targeted therapies, and immunomodulators, to develop its treatments. BioNTech's pipeline includes several late-stage programs in oncology testing combination therapy approaches to improve treatment outcomes. In the field of infectious diseases, BioNTech, partnering with Pfizer, developed Comirnaty, the first approved mRNA-based vaccine, which was widely used during the COVID-19 pandemic. Wikipedia