| Relationships | Role | Relationship Start | Relationship End |
| Madeira Power Limited | Parent | 1/1/1995 | 2/28/2000 |
| Usb Power Limited | Parent | 1/1/1995 | 2/28/2000 |
| Relationships | Role | Relationship Start | Relationship End |
| Madeira Power Limited | Parent | 1/1/1995 | 2/28/2000 |
| Usb Power Limited | Parent | 1/1/1995 | 2/28/2000 |