Valsynthese is a private Contract Development and Manufacturing Organization (CDMO) based in Brig, Switzerland, with an international reach. 

Valsynthese is part of the SSE Group (Société Suisse des Explosifs), which was founded more than 125 years ago to meet the challenges of building the Simplon railway tunnel connecting Switzerland and Italy. We are one of the leading experts in hazardous and high-energy chemicals, thanks to more than a century of knowledge in the field. 

Since 1983, when Valsynthese was founded, it has built on this bases to develop fine chemicals projects and, over the years, has consolidated its capabilities in the production of chemical intermediates and APIs under cGMP and ISO certification.

Today, Valsynthese is considered one of the most experienced chemical manufacturers in the field of hazardous chemistry for the pharmaceutical and fine chemicals industry.