| Relationships | Role | Relationship Start | Relationship End |
| Commercial Bankshares Corp. | Parent | 1/15/1978 | 12/31/1980 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Society Bank, Lenawee | Buyer | 179,351 | Discontinued | 1/1/1981 |
| Relationships | Role | Relationship Start | Relationship End |
| Commercial Bankshares Corp. | Parent | 1/15/1978 | 12/31/1980 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Society Bank, Lenawee | Buyer | 179,351 | Discontinued | 1/1/1981 |