| COMPANY      NAME                                     | STATE      OR OTHER JURISDICTION OFINCORPORATION      OR ORGANIZATION | NAME      UNDER BUSINESS IS CONDUCTED        |
|-------------------------------------------------------|-----------------------------------------------------------------------|----------------------------------------------|
| Berkeley      Aluminum, Inc.                          | Delaware                                                              | Berkeley      Aluminum, Inc.                 |
| Century      Aluminum of West Virginia, Inc.          | Delaware                                                              | Century      Aluminum of West Virginia, Inc. |
| Century      California, LLC                          | Delaware                                                              | Century      California, LLC                 |
| Century      Kentucky, Inc.                           | Delaware                                                              | Century      Kentucky, Inc.                  |
| Century      Bermuda I Limited                        | Bermuda                                                               | Century      Bermuda I Limited               |
| Century      Aluminum Holdings, Inc.                  | Delaware                                                              | Century      Aluminum Holdings, Inc.         |
| Metalsco      LLC                                     | Georgia                                                               | Metalsco      LLC                            |
| Skyliner      LLC                                     | Delaware                                                              | Skyliner      LLC                            |
| NSA      General Partnership                          | Kentucky                                                              | NSA      GP                                  |
| Century      Aluminum of Kentucky General Partnership | Kentucky                                                              | Century      Aluminum of Kentucky, GP        |
| Hancock      Aluminum LLC                             | Delaware                                                              | Hancock      Aluminum, LLC                   |
| Century      Aluminum of Kentucky LLC                 | Delaware                                                              | Century      Aluminum of Kentucky LLC        |
| Century      Bermuda II Limited                       | Bermuda                                                               | Century      Bermuda II Limited              |
| Nordural      U.S. LLC                                | Delaware                                                              | Nordural      U.S. LLC                       |
| Nordural      Helguvik ehf                            | Iceland                                                               | Nordural      Helguvik ehf                   |
| Nordural      ehf                                     | Iceland                                                               | Nordural      ehf.                           |
| St.      Ann Bauxite Holdings Limited                 | St.      Lucia, West Indies                                           | St.      Ann Bauxite Holdings Limited        |
| Century      Louisiana, Inc.                          | Delaware                                                              | Century      Louisiana, Inc.                 |
| Century      Aluminum Development LLC                 | Delaware                                                              | Century      Aluminum Development LLC        |
| Century      Aluminum Congo, S.A.                     | Republic      of Congo                                                | Century      Aluminum Congo, S.A.            |
| Nordural      Grundartangi ehf .                      | Iceland                                                               | Nordural      Grundartangi ehf.              |
| Century      Aluminum Asia Holdings Limited           | Hong      Kong                                                        | Century      Aluminum Asia Holdings Limited  |
| Century      Mincenco Holdings Limited                | St.      Lucia                                                        | Century      Mincenco Holdings Limited       |