Mylan N.V. is an American global generic and specialty pharmaceuticals company registered in the Netherlands, with principal executive offices in Hatfield (UK) and global headquarters Canonsburg, Pennsylvania. In 2007, Mylan acquired a controlling interest in India-based Matrix Laboratories Limited, a top producer of active pharmaceutical ingredients (APIs) for generic drugs, and the generics business of Germany-based Merck KGaA. Through these acquisitions, Mylan grew from the third-largest generic and pharmaceuticals company in the United States to the second-largest generic and specialty pharmaceuticals company in the world. - Source: Wikipedia