| Relationships | Role | Relationship Start | Relationship End |
| Keycorp | Parent | 12/31/1980 | 2/28/1983 |
| Keycorp | Parent | 12/31/1976 | 12/30/1980 |
| Keycorp | Parent | 8/31/1970 | 12/30/1976 |
| Ecb Realty Company | Subsidary | 12/31/1976 | 12/23/1982 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Society Bank Of The Firelands | Buyer | 138,261 | Discontinued | 3/1/1983 |