| Relationships | Role | Relationship Start | Relationship End |
| M&I Llc | Parent | 2/28/1988 | 1/31/1994 |
| Central Wisconsin Bankshares, Inc. | Parent | 4/30/1985 | 2/27/1988 |
| Central Wisconsin Bankshares, Inc. | Parent | 12/31/1984 | 4/29/1985 |
| Central Wisconsin Bankshares, Inc. | Parent | 12/31/1982 | 12/30/1984 |
| Central Wisconsin Bankshares, Inc. | Parent | 4/30/1980 | 12/30/1982 |
| M&I New Lisbon Investment Corporation | Subsidary | 7/1/1991 | 1/31/1994 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| M&I Mid-State Bank | Buyer | 635,867 | Discontinued | 2/1/1994 |