Merck KGaA engages in the manufacture of pharmaceutical and chemical products. It operates through the following sectors: Healthcare, Life Science, and Performance Materials. The Healthcare sector discovers, develops, and manufactures prescription medicines used to treat cancer, multiple sclerosis, and infertility. The Life Science sector provides scientists with laboratory materials, technologies, and services. The Performance Materials sector develops specialty chemicals and materials for demanding applications. The company was founded by Friedrich Jacob Merck in 1668 and is headquartered in Darmstadt, Germany.