Afyren SAS engages in the development of microbiology and bioprocess engineering from non-food biomass. Its products include the following bio-sourced acids: acetic, propionic, butyric, isobutyric, valeric, isovaleric, and caproic. The company was founded by Régis Nouaille and Jérémy Pessiot on April 11, 2012 and is headquartered in Clermont-Ferrand, France.