| Relationships | Role | Relationship Start | Relationship End |
| Brenton Banks, Inc. | Parent | 12/31/1980 | 12/31/1982 |
| Brenton Banks, Inc. | Parent | 12/31/1976 | 12/30/1980 |
| Brenton Banks, Inc. | Parent | 12/31/1970 | 12/30/1976 |
| Brenton Information Systems, Inc. | Subsidary | 12/31/1976 | 12/31/1982 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Brenton Bank | Buyer | 2,005,318 | Discontinued | 1/1/1983 |