| Relationships | Role | Relationship Start | Relationship End |
| Continental Bank Corporation | Parent | 2/28/1980 | 8/31/1994 |
| Wepco Energy Company | Subsidary | 8/6/1984 | 11/20/1989 |
| Pilgrim Exploration Corporation | Subsidary | 12/31/1984 | 1/5/1987 |
| Pilgrim Exploration Corporation | Subsidary | 5/21/1982 | 12/30/1984 |
| Conquest Petroleum Inc | Subsidary | 8/5/1981 | 4/28/1983 |