| Relationships | Role | Relationship Start | Relationship End |
| Huntington Bancshares Michigan, Inc. | Parent | 12/30/1989 | 12/31/1990 |
| First Macomb Bancorp, Inc. | Parent | 1/18/1975 | 12/29/1989 |
| First Macomb Leasing Corporation | Subsidary | 11/8/1978 | 12/31/1990 |
| First Macomb Mortgage Company | Subsidary | 12/29/1989 | 12/31/1990 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Huntington Banks Of Michigan | Buyer | 2,117,270 | Discontinued | 1/1/1991 | |
| Warren Bank | Seller | 365,679 | Discontinued | 7/1/1990 |