| Relationships | Role | Relationship Start | Relationship End |
| Interfirst Bank Dallas, National Association | Parent | 12/31/1975 | 12/30/1983 |
| Interfirst Securities Co In Dallas | Parent | 12/31/1976 | 12/30/1978 |
| Interfirst Bank Dallas, National Association | Parent | 9/5/1974 | 12/30/1975 |