Orion Oyj develops, manufactures, and markets human and veterinary pharmaceuticals and active pharmaceutical ingredients. It specializes in central nervous system disorders, oncology, and respiratory diseases. The firm's customers are specialist and general practitioners, veterinarians, pharmacies, hospitals, healthcare centers, clinics, and laboratories. The company was founded by Onni Turpeinen, Eemil Tuurala and Wikki Valkama on September 21, 1917 and is headquartered in Espoo, Finland.