Alcoa to Host Webcast of Fourth Quarter and Full Year 2011 Results

Alcoa (NYSE:AA) will hold a conference call on Monday, January 9, 2012
beginning at 5:00 p.m. (Eastern Time) to discuss fourth quarter and full
year 2011 results and business developments. The conference call will be
webcast live via Alcoa′s website, with presentation materials available
on-line.

About Alcoa

Alcoa (NYSE:AA) is the world′s leading producer of primary and
fabricated aluminum, as well as the world′s largest miner of bauxite and
refiner of alumina. In addition to inventing the modern-day aluminum
industry, Alcoa innovation has been behind major milestones in the
aerospace, automotive, packaging, building and construction, commercial
transportation, consumer electronics and industrial markets over the
past 120 years. Among the solutions Alcoa markets are flat-rolled
products, hard alloy extrusions, and forgings, as well as Alcoa ? wheels,
fastening systems, precision and investment castings, and building
systems in addition to its expertise in other light metals such as
titanium and nickel-based super alloys. Sustainability is an integral
part of Alcoa′s operating practices and the product design and
engineering it provides to customers. Alcoa has been a member of the Dow
Jones Sustainability Index for 10 consecutive years and approximately 75
percent of all of the aluminum ever produced since 1888 is still in
active use today. Alcoa employs approximately 59,000 people in 31
countries across the world. More information can be found at www.alcoa.com.

Alcoa

Investor Contact

Kelly Pasterick, 212-836-2674

or

Media
Contact

Mike Belwood, 812-604-0530