MONTEREY, CA--(Marketwired - Apr 29, 2013) - Century Aluminum Company ( NASDAQ : CENX ) announced today that its wholly owned subsidiary has entered into a definitive agreement to acquire substantially all of the assets of the Sebree aluminum smelter from a subsidiary of Rio Tinto Alcan, Inc. Sebree, located in Henderson County, Kentucky, employs over 500 men and women and has an annual production capacity of 205,000 metric tons of primary aluminum. "We are well acquainted with the Sebree smelter and its excellent management team and talented group of employees," commented Michael Bless, President and CEO. "We believe that, with these facilities under common ownership, we will derive real benefits in better serving customers and through improving both operations with the sharing of best practices in safety, technical and operational practices and procedures. My colleagues and I are anxious to welcome Sebree's men and women into the Century group of companies."