| Relationships | Role | Relationship Start | Relationship End |
| Southern California First National Corporation | Parent | 12/31/1970 | 9/30/1975 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Mufg Union Bank, National Association | Buyer | 116,911,780 | Discontinued | 10/1/1975 | |
| Newport National Bank | Seller | Discontinued | 9/24/1971 | ||
| Gateway National Bank | Seller | Discontinued | 6/12/1970 | ||
| San Juan Capistrano Branch | Seller | Discontinued | 3/14/1969 | ||
| Bank Of La Jolla | Seller | Discontinued | 11/16/1968 | ||
| Bellflower Branch | Seller | Discontinued | 6/7/1968 | ||
| Westwood Branch | Seller | Discontinued | 10/6/1967 | ||
| Huntington Beach Branch | Seller | Discontinued | 9/15/1967 | ||
| Tustin Branch | Seller | Discontinued | 8/18/1967 |