| Relationships | Role | Relationship Start | Relationship End |
| Comerica Texas Incorporated | Parent | 9/4/1993 | 10/29/1993 |
| Comerica Incorporated | Parent | 2/25/1993 | 9/3/1993 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Comerica Bank - Texas | Buyer | 4,562,763 | Discontinued | 10/30/1993 |