| Relationships | Role | Relationship Start | Relationship End |
| M&I Central State Bank | Parent | 7/1/1991 | 2/28/2001 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bmo Harris Investment Company Llc | Buyer | Discontinued | 3/1/2001 | ||
| Vbc Investment Corporation - Ripon | Seller | Discontinued | 7/1/1994 | ||
| M&I Tri-County Investment Corporation | Seller | Discontinued | 10/1/1992 |