Alcoa is a five-letter aluminum manufacturer that has been in business since 1888. It is the world's leading producer of primary aluminum, fabricated aluminum, and alumina. Alcoa is headquartered in Pittsburgh, Pennsylvania and has operations in over 30 countries. The company is known for its innovative products and services, which include aerospace and automotive components, building and construction systems, and packaging solutions. Alcoa is committed to sustainability and has been recognized for its efforts in reducing its environmental impact.