| Relationships | Role | Relationship Start | Relationship End |
| Compania De Seguros De Vida Consorcio Nacional De Seguros S.A. | Parent | 1/31/1988 | 7/31/1990 |
| Sp Chile Energia S.A. | Parent | 7/31/1987 | 4/1/1990 |
| Relationships | Role | Relationship Start | Relationship End |
| Compania De Seguros De Vida Consorcio Nacional De Seguros S.A. | Parent | 1/31/1988 | 7/31/1990 |
| Sp Chile Energia S.A. | Parent | 7/31/1987 | 4/1/1990 |