| Relationships | Role | Relationship Start | Relationship End |
| Philadelphia International Investment Corporation | Parent | 4/28/1981 | 3/31/1982 |
| Philadelphia International Investment Corporation | Parent | 12/31/1980 | 4/27/1981 |
| Relationships | Role | Relationship Start | Relationship End |
| Philadelphia International Investment Corporation | Parent | 4/28/1981 | 3/31/1982 |
| Philadelphia International Investment Corporation | Parent | 12/31/1980 | 4/27/1981 |