| Relationships | Role | Relationship Start | Relationship End |
| Harris County Bankshares, Inc. | Parent | 4/17/1981 | 2/25/1988 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Omnibank, National Association | Buyer | 285,236 | Failure | 2/26/1988 | |
| Harris County Bank-Cy-Fair, National Association | Seller | 17,213 | Discontinued | 8/31/1987 | |
| Harris County Bank-Northwest, National Association | Seller | 15,226 | Discontinued | 8/31/1987 |