| Relationships | Role | Relationship Start | Relationship End |
| Firstar Corporation Of Wisconsin | Parent | 1/1/1994 | 12/4/1994 |
| Firstar Holdings Corporation | Parent | 5/16/1987 | 12/31/1993 |
| F.W.C.B. Corporation | Parent | 1/3/1983 | 5/15/1987 |
| Portage Capital Corporation | Subsidary | 11/9/1990 | 12/4/1994 |
| Dpc Of Portage, Inc. | Subsidary | 8/28/1989 | 10/28/1992 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Firstar Bank Wisconsin | Buyer | 3,941,246 | Discontinued | 12/5/1994 |