Laboratoire Pareva

Laboratoire Pareva is a French specialty chemical company specializing in the development and production of biocidal active substances and disinfectant formulations. The company is recognized as a leading global producer of Polyhexamethylene Biguanide (PHMB), an antimicrobial polymer used extensively in healthcare, water treatment, and industrial hygiene. In 2019, Laboratoire Pareva was acquired by Kersia, a global leader in biosecurity and food safety, to strengthen its portfolio of active ingredients. The company provides high-purity chemical synthesis and regulatory support for biocidal products across international markets. Its operations are centered in Saint-Martin-de-Crau, where it maintains significant manufacturing capacity for active substances.