FyoniBio is a contract development organization and clinical laboratory offering smart and custom-tailored services at different drug development stages to pharmaceutical and biotechnology companies. Based on 20 years of experience, we provide ISO-9001:2015 fully-integrated services from cell line engineering over process development and drug quality control up to broad bioanalytical capabilities for preclinical and clinical studies. A special focus lies on drug glycosylation as this is a critical quality attribute of biopharmaceuticals which can affect drug clearance, potency and safety as well as productivity. All these aspects are addressed by FyoniBio´s human GlycoExpress cells as well as the CHO platform technology CHOnamite coupled with upstream and downstream process optimization, state-of-the-art equipment and in-house developed software for glycan analytics. The service portfolio is complemented by GCLP-compliant bioanalysis of clinical samples including pharmacokinetics, genotyping, biomarker and immunogenicity assessment.