| Relationships | Role | Relationship Start | Relationship End |
| Pacific Northwest Bancorp | Parent | 9/1/1998 | 1/2/2000 |
| Kittitas Valley Bancorp | Parent | 8/1/1995 | 8/31/1998 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Pacific Northwest Bank | Buyer | 503,357 | Pooling of Interests | Discontinued | 1/3/2000 |