Century Aluminum Company - Company Announcement

- Century Aluminum Company Announces Common Stock Offering

MONTEREY, CA--(Marketwire - January 27, 2009) - Century Aluminum Company
(NASDAQ: CENX) today announced that it intends to offer $100 million of new
shares of its common stock under an effective shelf registration statement on
file with the Securities and Exchange Commission. The Company also intends to
grant to the underwriters of the proposed offering a thirty day option to
purchase up to an additional 15 percent of such newly issued shares of its
common stock to cover over-allotments, if any. The offering is subject to
market conditions, and there can be no assurance as to whether or when the
offering may be completed, or as to the actual size or terms of the offering.
The company intends the net proceeds received from the offering will be used
for general corporate purposes. 

Credit Suisse Securities (USA) LLC and Morgan Stanley & Co. Incorporated will
act as joint bookrunners for the offering. Copies of the prospectus and the
prospectus supplement related to the offering may be obtained from Credit
Suisse Securities (USA) LLC, Prospectus Department, One Madison Avenue, New
York, NY 10010, telephone 800-221-1037; or from Morgan Stanley & Co.
Incorporated, 180 Varick Street 2/F, New York, NY 10014, telephone
866-718-1649. 

This press release shall not constitute an offer to sell or the solicitation of
an offer to buy nor shall there be any sale of these securities in any
jurisdiction in which such offer, solicitation or sale would be unlawful prior
to registration or qualification under the securities laws of any such
jurisdiction. 

Century Aluminum Company owns primary aluminum capacity in the United States
and Iceland, as well as an interest in alumina and bauxite assets in the United
States and Jamaica. Century's corporate offices are located in Monterey,
California. 

Cautionary Statement 

This press release may contain "forward-looking statements" within the meaning
of U.S. federal securities laws. The company has based its forward-looking
statements on current expectations and projections about the future; however,
these statements are subject to risks, uncertainties and assumptions, any of
which could cause the company's actual results to differ materially from those
expressed in its forward-looking statements. More information about these
risks, uncertainties and assumptions can be found in the risk factors and
forward-looking statements cautionary language contained in the company's
Annual Report on Form 10-K and in other filings made with the Securities and
Exchange Commission. The company does not undertake, and specifically
disclaims, any obligation to revise any forward-looking statements to reflect
the occurrence of anticipated or unanticipated events or circumstances after
the date such forward-looking statements are made. 

Certified Advisors for the First North market of the OMX Nordic Exchange
Iceland hf. for Global Depositary Receipts in Iceland: 

Helga Gunnarsdottir, Director-Corporate Finance, NBI hf.
Astros Vidarsdottir, Senior Manager-Corporate Finance, NBI hf.

Attachments:

centuryaluminum_424b5_20090127.pdf

centuryaluminum_8k_20090127.pdf