| Relationships | Role | Relationship Start | Relationship End |
| Buffalo Bancorporation, Inc. | Parent | 12/31/1983 | 7/16/1989 |
| Buffalo Bancorporation, Inc. | Parent | 4/1/1982 | 12/30/1983 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Pioneer Bank & Trust | Buyer | 630,767 | Discontinued | 7/17/1989 |