| Relationships | Role | Relationship Start | Relationship End |
| Baec Investments, L.L.C. | Parent | 6/19/1998 | 12/31/2008 |
| Spanish Telecommunications Investments, S.A.R.L. | Subsidary | 6/19/1998 | 2/1/2001 |
| Relationships | Role | Relationship Start | Relationship End |
| Baec Investments, L.L.C. | Parent | 6/19/1998 | 12/31/2008 |
| Spanish Telecommunications Investments, S.A.R.L. | Subsidary | 6/19/1998 | 2/1/2001 |