| Relationships | Role | Relationship Start | Relationship End |
| Firstar Corporation Of Wisconsin | Parent | 12/24/1985 | 12/6/1992 |
| Security Financial Services, Inc. | Parent | 12/31/1981 | 12/23/1985 |
| Security Financial Services, Inc. | Parent | 12/31/1980 | 12/30/1981 |
| Security Financial Services, Inc. | Parent | 12/31/1978 | 12/30/1980 |
| Security Financial Services, Inc. | Parent | 12/31/1976 | 12/30/1978 |
| Security Financial Services, Inc. | Parent | 11/3/1971 | 12/30/1976 |
| Princeton Capital Corporation | Subsidary | 11/9/1990 | 12/6/1992 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Firstar Bank Fond Du Lac, National Association | Buyer | 423,356 | Discontinued | 12/7/1992 |