| Relationships | Role | Relationship Start | Relationship End |
| First Chicago Nbd Corporation | Parent | 12/31/1976 | 8/31/1987 |
| First Chicago Nbd Corporation | Parent | 11/4/1974 | 12/30/1976 |
| West Shore Computer Services, Inc. | Subsidary | 12/31/1980 | 4/15/1982 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Nbd Grand Rapids, National Association | Buyer | 1,335,896 | Discontinued | 9/1/1987 |