| Relationships | Role | Relationship Start | Relationship End |
| Marthas Vineyard Bancorp Inc | Parent | 10/14/1986 | 12/31/1992 |
| Massachusetts National Corporation | Parent | 1/1/1985 | 8/25/1986 |
| Mvnb Security Corp | Subsidary | 2/10/1986 | 12/28/1994 |
| Mvnb Realty Corp. | Subsidary | 3/31/1986 | 12/1/1994 |
| Mvnb Service Corp | Subsidary | 5/7/1985 | 12/1/1994 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Compass Bank For Savings | Buyer | 4,755,103 | Discontinued | 12/29/1994 |