| Relationships | Role | Relationship Start | Relationship End |
| M&I Llc | Parent | 2/28/1988 | 12/31/1990 |
| Central Wisconsin Bankshares, Inc. | Parent | 4/30/1987 | 2/27/1988 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| M&I Mid-State Bank | Buyer | 635,867 | Discontinued | 1/1/1991 |