Carbios is a French company in the field of biochemistry. It holds a number of worldwide patents. Among other things Carbios has invented an industrial application of enzymes renders plastic waste compostable. The company resides in the French science park Biopôle Clermont-Limagne, close to Saint-Beauzire, Puy-de-Dôme in the Auvergne. One of their partners is the INSA Toulouse. Wikipedia