| Relationships | Role | Relationship Start | Relationship End |
| Keycorp | Parent | 3/1/1983 | 5/14/1987 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Keybank National Association | Buyer | 101,264,880 | Discontinued | 5/15/1987 | |
| The Erie County Bank | Seller | 74,788 | Discontinued | 3/1/1983 |