Institut Mérieux is contributing its experience in biology to improve medicine and public health across the globe.

To fight against infectious diseases and cancer, the Institute imagines and develops new approaches in the fields of diagnostics, immunotherapy, food safety, and nutrition.

Its three bio-industrial companies (bioMérieux, Transgene and Mérieux NutriSciences), working closely with its entities devoted to innovation (such as ABL Inc. and Mérieux Développement), have contributed to major advances in medicine and public health.

Institut Mérieux employs 21,000 people around the world and is present in 45 countries, with 3,7 billion euros in sales.

Institut Mérieux

An independent family group

World headquarters located in Lyon (France)


companies dedicated to global public health

Established in 45 countries

93% of sales generated outside France

Core businesses:

in vitro diagnostics, food safety, immunotherapy, biomanufacturing, nutrition, healthcare investment


employees worldwide


2020 sales :

3.7 billion



of sales invested in R&D