| Relationships | Role | Relationship Start | Relationship End |
| Metroplex Capital, Inc. | Parent | 5/8/1983 | 6/2/1988 |
| Interfirst Bank Dallas, National Association | Parent | 1/18/1966 | 12/31/1972 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Mainbank | Buyer | 129,668 | Failure | 6/3/1988 | |
| National Bk Of Oak Cliff | Seller | Discontinued | 1/23/1967 |