| Relationships | Role | Relationship Start | Relationship End |
| Woori Finance Holdings Co., Ltd. | Parent | 9/29/2003 | 10/31/2014 |
| Woori America Bank | Subsidary | 12/31/1989 | |
| Woori America Bank | Subsidary | 1/27/1984 | 12/30/1989 |
| Korea Associated Securities, Inc. | Subsidary | 12/31/1980 | 12/11/1985 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Woori Finance Holdings Co., Ltd. | Seller | Discontinued | 11/1/2014 | ||
| Hanil Bank | Seller | Discontinued | 1/6/1999 |