| Relationships | Role | Relationship Start | Relationship End |
| Heritage Bancorp, Inc. | Parent | 12/31/1976 | 3/31/1983 |
| Heritage Bancorp, Inc. | Parent | 12/31/1973 | 12/30/1976 |
| Heritage Bancorp, Inc. | Parent | 12/31/1970 | 12/30/1973 |
| First Steuben Datacorp, Inc. | Subsidary | 12/31/1976 | 8/31/1978 |
| First Steuben Properties, Inc. | Subsidary | 12/31/1970 | 5/31/1977 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Bank One, Youngstown, National Association | Buyer | 1,263,134 | Discontinued | 4/1/1983 | |
| Heritage Bank, N.A. - Flushing | Seller | 28,655 | Discontinued | 8/1/1980 | |
| Heritage Bank, N.A. - Hopedale | Seller | 15,713 | Discontinued | 5/3/1979 | |
| Heritage Bank, N.A. - Salem | Seller | 75,160 | Discontinued | 5/3/1979 | |
| Peoples Bank Of Tiltonsville | Seller | Discontinued | 7/18/1960 |