Quotient Limited, a diagnostics company, develops, manufactures, and commercializes blood transfusion diagnostic products worldwide. The company is developing MosaiQ, a proprietary technology platform, which provides tests for blood grouping and serological disease screening. It also develops, manufactures, and commercializes conventional reagent products for blood grouping, including antisera products that are used to identify blood-group antigens; reagent red blood cells, which enable the identification of blood-group antibodies; whole blood control products for use as daily quality assurance tests; and ancillary products that are used to support blood grouping. The company sells its products to donor collection agencies, hospitals, independent testing laboratories, blood banking operations, and other diagnostic companies, as well as to original equipment manufacturers. Quotient Limited was founded in 2007 and is based in Penicuik, the United Kingdom.