Icosagen Group is a research-driven European organization, focusing on developing and commercializing mammalian cell-derived biopharmaceuticals. The group operates in three business units: ICOSAGEN CELL FACTORY , ICOSAGEN THERAPEUTICS and ICOSAGEN DIAGNOSTICS. ICOSAGEN CELL FACTORY is the mammalian biopharmaceuticals CRDMO service arm, ICOSAGEN THERAPEUTICS is the protein drug development arm, and ICOSAGEN DIAGNOSTICS provides recombinant antibodies and antigens for diagnostics and research use. Icosagen is headquartered in Tartu, Estonia, with offices in San Francisco, CA, USA, and Berlin, Germany. The company is privately held, ISO 9001:2008 certified and operates successfully since 1999.