| Relationships | Role | Relationship Start | Relationship End |
| Security Bancshares, Inc. | Parent | 8/30/1989 | 12/31/1990 |
| Mercantile Bank Of St. Joseph | Parent | 12/1/1987 | 8/29/1989 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Crownover - Medlin, Inc. | Buyer | Discontinued | 1/1/1991 |