KALU Kaiser Aluminum Corporation

Kaiser Aluminum (NASDAQ:KALU) today announced the appointment of Melinda C. Ellsworth to the position of vice president and treasurer. She replaces Dan Rinkenberger, who was appointed senior vice president and chief financial officer earlier this year. �We are delighted that Melinda is joining our leadership team,� said Jack A. Hockema, president, chairman and CEO of Kaiser Aluminum. �She comes to us with broad financial experience coupled with a solid understanding of the needs and interests of stakeholders. We look forward to Melinda playing an important role as we continue to grow our business.� Ellsworth most recently served as vice president, treasurer and investor relations for HNI Corporation. Earlier in her career, she held several senior posts with Sunbeam Corporation, culminating her tenure as vice president, international finance and treasury. Ellsworth additionally has over a decade of experience in commercial banking. She holds a bachelor of business administration in accounting from St. Bonaventure University and is a certified public accountant. Kaiser Aluminum, headquartered in Foothill Ranch, Calif., is a leading producer of fabricated aluminum products, serving customers worldwide with highly-engineered solutions for aerospace and high-strength, general engineering, and custom automotive and industrial applications. The company�s North American facilities annually produce more than 500 million pounds of value-added sheet, plate, extrusions, forgings, rod, bar and tube products, adhering to traditions of quality, innovation and service that have been key components of our culture since the company was founded in 1946. The company�s stock is included in the Russell 2000� index. For more information, please visit www.kaiseraluminum.com. Certain statements in this release relate to future events and expectations and, as a result, constitute forward-looking statements involving known and unknown risks and uncertainties that may cause actual results, performance or achievements of the company to be different from those expressed or implied in the forward-looking statements. Important factors that could cause actual results to differ materially from those in the forward-looking statements include: (a) the effectiveness of management's strategies and decisions; (b) adverse changes in economic or aluminum industry conditions generally; (c) adverse changes in the markets served by the company, including the aerospace, defense, general engineering, automotive, distribution and other markets; and (d) the other risk factors summarized in the company's Form 10-K for the year ended December 31, 2007 and other reports filed with the Securities and Exchange Commission.