| Relationships | Role | Relationship Start | Relationship End |
| Century Bancorp, Inc. | Parent | 12/31/1980 | 11/15/1992 |
| Century Bancorp, Inc. | Parent | 12/31/1979 | 12/30/1980 |
| Century Bancorp, Inc. | Parent | 12/31/1976 | 12/30/1979 |
| Century Bancorp, Inc. | Parent | 3/30/1973 | 12/30/1976 |
| Family Finance Corporation | Parent | 12/31/1970 | 3/29/1973 |
| North Shore Group Realty Trust | Subsidary | 12/31/1976 | 11/15/1992 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Century Bank And Trust Company | Buyer | 4,287,637 | Discontinued | 11/16/1992 | |
| Mcdonough Square Branch | Seller | Discontinued | 12/30/1986 |