Alcoa Locations Achieve Rare Accomplishment in Management System Certifications; Two Alcoa Facilities Certified for Excellence in Environmental, Quality and Health & Safety Performance

TORRANCE, Calif.--(BUSINESS WIRE)--March 23, 2006--Alcoa (NYSE:AA) announced today that two of its operating locations have been certified for excellence in environmental, quality, and health and safety performance, achieving a rare accomplishment in management system certifications globally.

Alcoa Fastening Systems plants in Tucson, Arizona and Carson, California have each been certified AS9100/ISO 9001 (quality), ISO 140001 (environmental) and OHSAS 18001 (health and safety) by BSI Management Systems, one of the world's largest management system registrars. The Carson and Tucson plants are the first within the global AFS business to achieve triple certifications.

"Earning these certificates demonstrates our commitment to our customers, employees and the communities in which we operate," said Olivier M. Jarrault, president, Alcoa Fastening Systems. "AFS employees in Tucson and Carson should be commended for maintaining high standards to ensure strict adherence to our business system and processes, which results in quality products for our customers as well as a safe environment in which to work and live."

The majority of Alcoa locations worldwide have achieved quality management and environmental management system certifications, with more than 175 sites certified ISO 14001 and more than 200 sites certified under the ISO 9001 standard.

About AFS

Alcoa Fastening Systems, a business unit of Alcoa, is a leading worldwide designer and manufacturer of fastening systems, specialty fasteners, components, and installation systems for aerospace and commercial product assembly. Headquartered in Torrance, California, the company has 6,500 employees, and manufactures at 26 locations in seven countries.

About Alcoa

Alcoa is the world's leading producer and manager of primary aluminum, fabricated aluminum and alumina facilities, 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. In addition to aluminum products and components, Alcoa also markets consumer brands including Reynolds Wrap(R) foils and plastic wraps, Alcoa(R) wheels, and Baco(R) household wraps. Among its other businesses are vinyl siding, closures, fastening systems, precision castings, and electrical distribution systems for cars and trucks. The company has 129,000 employees in 42 countries and has been named one of the top three most sustainable corporations in the world at the World Economic Forum in Davos, Switzerland. More information can be found at www.alcoa.com

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