| Relationships | Role | Relationship Start | Relationship End |
| Andsberg Ltd. | Parent | 12/27/2002 | 7/21/2008 |
| Andsberg Inversiones Ltda. | Subsidary | 12/27/2002 | 7/21/2008 |
| Relationships | Role | Relationship Start | Relationship End |
| Andsberg Ltd. | Parent | 12/27/2002 | 7/21/2008 |
| Andsberg Inversiones Ltda. | Subsidary | 12/27/2002 | 7/21/2008 |