| Relationships | Role | Relationship Start | Relationship End |
| Comerica Incorporated | Parent | 6/18/1992 | 12/2/1999 |
| Manufacturers National Corporation | Parent | 5/1/1980 | 6/17/1992 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Comerica Reinsurance Company, Ltd. | Buyer | Discontinued | 12/3/1999 |