| Relationships | Role | Relationship Start | Relationship End |
| Ruana Copper Corporation Establishment | Parent | 3/27/2001 | 7/21/2008 |
| Banco De Chile | Subsidary | 5/14/2002 | 7/21/2008 |
| Inversiones Orengo S.A. | Subsidary | 7/17/2001 | 7/21/2008 |
| Relationships | Role | Relationship Start | Relationship End |
| Ruana Copper Corporation Establishment | Parent | 3/27/2001 | 7/21/2008 |
| Banco De Chile | Subsidary | 5/14/2002 | 7/21/2008 |
| Inversiones Orengo S.A. | Subsidary | 7/17/2001 | 7/21/2008 |