| Relationships | Role | Relationship Start | Relationship End |
| M&I Llc | Parent | 2/28/1988 | 4/30/1995 |
| Central Wisconsin Bankshares, Inc. | Parent | 12/31/1980 | 2/27/1988 |
| Central Wisconsin Bankshares, Inc. | Parent | 12/31/1976 | 12/30/1980 |
| Central Wisconsin Bankshares, Inc. | Parent | 12/31/1974 | 12/30/1976 |
| Central Wisconsin Bankshares, Inc. | Parent | 12/31/1970 | 12/30/1974 |
| M&I Mosinee Investment Corporation | Subsidary | 7/1/1991 | 4/30/1995 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| M&I First American Bank | Buyer | 631,640 | Pooling of Interests | Discontinued | 5/1/1995 |