Under Armour, Inc. is an American business that makes footwear, sporting activities, and also casual clothing. Under Armour's international head offices are located in Baltimore, Maryland with extra workplaces found in Amsterdam (European head office), Austin, Guangzhou, Hong Kong, Houston, Jakarta, London, Mexico City, Munich, New York City City, Panama City (international headquarters), Paris, Pittsburgh, Rose City, San Francisco, São Paulo, Santiago, Seoul, Shanghai (Greater Chinese head office), as well as Toronto.