Alcoa Inc. (from Aluminum Company of America) is the world's third largest producer of aluminum, behind Rio Tinto Alcan and Rusal, with corporate headquarters in New York City.
Alcoa Inc. (from Aluminum Company of America) is an American public company best known for its work with lightweight metals and advanced manufacturing techniques. The world's third largest producer of aluminum, behind Chinalco and Rusal, the company has corporate headquarters in New York City.