| Relationships | Role | Relationship Start | Relationship End |
| Frost Bank | Parent | 12/9/2006 | |
| Summit Bank, National Association | Parent | 5/14/2001 | 12/8/2006 |
| Summit Community Bank, National Association | Parent | 11/6/1997 | 5/13/2001 |
| Relationships | Role | Relationship Start | Relationship End |
| Frost Bank | Parent | 12/9/2006 | |
| Summit Bank, National Association | Parent | 5/14/2001 | 12/8/2006 |
| Summit Community Bank, National Association | Parent | 11/6/1997 | 5/13/2001 |