Ferro Pfanstiehl Laboratories

Pfanstiehl is a premier manufacturer of high-purity, low-endotoxin carbohydrates, amino acids, and pharmaceutical excipients for the biopharmaceutical industry. Operating as a specialized Contract Development and Manufacturing Organization (CDMO), the company focuses on the production of critical components used to stabilize biologics, vaccines, and cell culture media. Pfanstiehl's expertise includes the custom synthesis of complex carbohydrates and the handling of highly potent active pharmaceutical ingredients (HPAPIs) under strict cGMP conditions. Based in Waukegan, Illinois, the company has a century-long history of supporting drug development from clinical stages through commercial launch. Their products are essential for ensuring the safety, efficacy, and shelf-life of advanced therapeutic modalities.