| Relationships | Role | Relationship Start | Relationship End |
| Mercantile Bank | Parent | 1/5/1993 | 2/3/1999 |
| Midamerican Corporation | Parent | 5/14/1990 | 1/4/1993 |
| Relationships | Role | Relationship Start | Relationship End |
| Mercantile Bank | Parent | 1/5/1993 | 2/3/1999 |
| Midamerican Corporation | Parent | 5/14/1990 | 1/4/1993 |