| Relationships | Role | Relationship Start | Relationship End |
| Second Gwr Refg, Inc. | Parent | 5/21/1993 | 11/9/1995 |
| Hampton Industrial, Inc. | Parent | 5/21/1993 | 11/9/1995 |
| Relationships | Role | Relationship Start | Relationship End |
| Second Gwr Refg, Inc. | Parent | 5/21/1993 | 11/9/1995 |
| Hampton Industrial, Inc. | Parent | 5/21/1993 | 11/9/1995 |