| Relationships | Role | Relationship Start | Relationship End |
| Colorado National Bankshares, Inc. | Parent | 9/26/1980 | 12/31/1991 |
| Central Colorado Bancorp, Inc. | Parent | 12/21/1970 | 9/25/1980 |
| Boulevard Bank Building Corporation | Subsidary | 12/31/1970 | 12/31/1991 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Central Bank, National Association | Buyer | 2,208,454 | Discontinued | 1/1/1992 |