| Relationships | Role | Relationship Start | Relationship End |
| Trustco Bank Corp Ny | Parent | 7/1/1982 | 11/15/2002 |
| Trustco Realty Corp. | Subsidary | 8/22/1996 | 11/15/2002 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Trustco Bank | Buyer | 4,811,565 | Discontinued | 11/16/2002 | |
| Eastern Trust Company | Seller | Discontinued | 9/17/1994 | ||
| Home And City Savings Bank | Seller | 862,687 | Discontinued | 9/30/1991 |