| Relationships | Role | Relationship Start | Relationship End |
| Michigan National Corporation | Parent | 6/25/1979 | 2/28/1987 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Lasalle Bank Midwest National Association | Buyer | 37,562,880 | Discontinued | 3/1/1987 | |
| Community Bank Of Washtenaw | Seller | 19,915 | Failure | 5/16/1982 |