SENN has been in the peptide business since 1963. 

From intermediates to cGMP APIs, we have the expertise necessary to optimize processes and streamline scale-up. Discovery through commercial production, we consistently deliver exceptional quality, on time and in budget.

From our headquarters near Zurich, Switzerland, SENN serves biotechnology, pharmaceutical, diagnostic, cosmeceutical, and veterinary companies worldwide. 


Products: Peptides, Amino Acid Derivative, Small Molecule, Nucleotides, Excipients


Services: Novel Process Development & Optimization, Analytical Method Development, Scale-Up & Validation, cGMP Manufacturing, Project Management & Regulatory Services

Veterinary & Pet

Pharmaceutical

Biotechnology

Senn Chemicals AG

Frédéric Besançon

Annett Wege

Thomas Hellmann

Claude Stahel

Anita Jost

Manuel Schaffner

Senn Chemicals AG

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