| Relationships | Role | Relationship Start | Relationship End |
| Texas Commerce Bancshares, Inc. | Parent | 12/31/1983 | 3/15/1987 |
| El Paso National Corporation | Parent | 8/31/1982 | 6/29/1983 |
| El Paso National Corporation | Parent | 1/30/1974 | 8/30/1982 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Texas Commerce Bank - El Paso, National Association | Buyer | 1,100,834 | Discontinued | 3/16/1987 |