| Relationships | Role | Relationship Start | Relationship End |
| Citicorp Capital Investors Ltd. | Parent | 6/1/1988 | 6/2/1988 |
| Citi-Mor Resources Ltd. | Parent | 12/30/1985 | 5/31/1988 |
| Grayrock Joint Venture, The | Subsidary | 12/30/1985 | 6/2/1988 |
| Relationships | Role | Relationship Start | Relationship End |
| Citicorp Capital Investors Ltd. | Parent | 6/1/1988 | 6/2/1988 |
| Citi-Mor Resources Ltd. | Parent | 12/30/1985 | 5/31/1988 |
| Grayrock Joint Venture, The | Subsidary | 12/30/1985 | 6/2/1988 |