bioMérieux (Euronext: BIM) is a French multinational biotechnology company founded and headquartered in Marcy-l'Étoile, France. bioMérieux is present in 44 countries and serves more than 160 countries through a large network of distributors.

bioMérieux provides diagnostic solutions (reagents, instruments, software) which determine the source of disease and contamination to improve patient health and ensure consumer safety. Its products are used for diagnosing infectious diseases, cancer screening, and monitoring and cardiovascular emergencies. They are also used for detecting microorganisms in agri-food, pharmaceutical and cosmetic products.