| Relationships | Role | Relationship Start | Relationship End |
| First Of America Bank Corporation | Parent | 10/2/1982 | 6/30/1989 |
| Mid Michigan Bank Corporation | Parent | 12/1/1977 | 10/1/1982 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| First Of America Bank - Mid Michigan, National Association | Buyer | 1,394,021 | Discontinued | 7/1/1989 | |
| The State Savings Bank Of Harrison | Seller | Discontinued | 7/3/1972 |