Olink Holding AB (publ) provides products and services for human protein biomarker discovery worldwide. Its Olink Explore product line include protein biomarker assays primarily for cardiovascular and metabolic diseases, oncology, neurology, and inflammation; Olink Target product line comprise human protein biomarkers for monitoring immune system and downstream applications in clinical trials; and Olink Focus product line consists of custom developed solutions for customers that have identified a small number of proteins of interest, or a protein signature. The company also offers Olink Signature Q100, a qPCR readout platform for proximity extension assay; Olink NPX Manager, a purpose-built software that enable users to import data, validate data quality, and normalize for subsequent statistical analysis; and Olink Insight, a cloud platform for data visualization and statistical analysis of normalized protein expression (NPX) data. In addition, it provides Olink Analysis service comprising study design and consultation, sample preparation and assay execution, and data processing and QC; and bioinformatics services. The company was founded in 2016 and is headquartered in Uppsala, Sweden.