Alcoa CEO Alain Belda to Present at Merrill Lynch Global Metals, Mining and Steel Conference

PITTSBURGH--May 10, 2004-- Alcoa Chairman and Chief Executive Officer Alain Belda is presenting the keynote dinner address tomorrow, May 11, 2004, at the Merrill Lynch Global Metals, Mining and Steel Conference being held in Boston, Massachusetts. His presentation, "Alcoa - A Global Leader," will focus on Alcoa's leadership role in the aluminum industry.

Presentation materials will be available on the Invest section of www.alcoa.com tomorrow at 6:30 p.m. EDT.

Alcoa is the world's leading producer of primary aluminum, fabricated aluminum and alumina, and is active in all major aspects of the industry. Alcoa serves the aerospace, automotive, packaging, building and construction, commercial transportation and industrial markets, bringing design, engineering, production and other capabilities of Alcoa's businesses to customers. The company has 120,000 employees in 41 countries and has been a member of the Dow Jones Industrial Average for 45 years and the Dow Jones Sustainability Indexes since 2001.