| Relationships | Role | Relationship Start | Relationship End |
| Mercantile Bank | Parent | 12/31/1971 | 4/15/1988 |
| Midamerican Corporation | Parent | 12/31/1970 | 12/30/1971 |
| Sunflower Plaza, Inc. | Subsidary | 12/31/1970 | 3/31/1975 |
| Relationships | Role | Relationship Start | Relationship End |
| Mercantile Bank | Parent | 12/31/1971 | 4/15/1988 |
| Midamerican Corporation | Parent | 12/31/1970 | 12/30/1971 |
| Sunflower Plaza, Inc. | Subsidary | 12/31/1970 | 3/31/1975 |