Charles M. Mayr

Actavis, Inc. is a pharmaceutical company. It focuses on the development and distribution of generic products. The company engages in developing, manufacturing and marketing generic, branded generic, legacy brands and over-the-counter products. It operates its business in three segments: Actavis Pharma, Actavis Specialty Brands and Distribution. The Actavis Pharma segment develops and out-licenses generic pharmaceutical products outside the U.S. through its medis third-party business. The Actavis Specialty Brands segment engages in developing and marketing biosimilars products in women's health, oncology and other therapeutic categories. The Distribution segment distributes generic, select brand pharmaceutical products, vaccines, injectables and over-the-counter medicines from suppliers to independent pharmacies, alternate care providers, pharmacy chains and physicians offices. The company was founded by Allen Y. Chao and David C. Hsia in 1984 and is headquartered in Parsippany, NJ.

Allergan Plc engages in the research, development, and manufacture of pharmaceutical products. It operates through the following business segments: US Specialized Therapeutics; US General Medicine, and International. The US Specialized Therapeutics segment includes sales and expenses relating to branded products within the United States. The US General Medicine segment involves Central Nervous System; Gastrointestinal; Women's Health; Anti-Infectives; and Diversified brands. The International segment comprises of products sold outside the United States. The company was founded in 1982 and is headquartered in Dublin, Ireland.

Barr Pharmaceuticals, Inc. manufactures and sells generic prescription pharmaceutical products. The company was founded in 1970 and is headquartered in Montvale, NJ.