Grifols, S.A., together with its subsidiaries, researches, develops, produces, and markets plasma-derived medicines in the United States, Canada, Spain, Europe, and internationally. It operates through four segments: Biopharma, Diagnostic, Bio Supplies, and Others. The company offers hemoderivatives from human plasma for immunology, infectious diseases, hepatology, intensive care, pulmonology, hematology, and neurology, and markets diagnostic testing equipment and reagents. It also provides biological products and healthcare solutions for hospitals, and was founded in 1909 with headquarters in Barcelona, Spain.