Alcoa Corporation (a portmanteau of Aluminum Company of America) is an American industrial corporation. It is the world's eighth largest producer of aluminum, with corporate headquarters in Pittsburgh, Pennsylvania. Alcoa conducts operations in 10 countries. It is currently the largest producer of aluminum in Americas with the revenue of $10.4 billion in 2019.
Alcoa is a major producer of primary aluminum, fabricated aluminum, and alumina combined, through its active and growing participation in all major aspects of the industry: technology, mining, refining, smelting, fabricating, and recycling.
On November 1, 2016, Alcoa Inc. split into two new entities: Alcoa Corporation, which is engaged in the mining and manufacture of raw aluminium, and Arconic, which processes aluminum and other metals. The plant processes 940 tons of aluminium a day, with a capacity of 346,000 metric tons a year.
According to en.wikipedia