Commerce Security Bank
| Status: | Inactive as of 06/30/1997 |
| Merger - Without Assistance | |
| Successor Bank: | Eldorado Bank |
| Headquarters: | Commerce Security Bank 1545 River Park Drive Sacramento, CA 95815 |
| Established: | 05/06/1985 |
| FDIC Insurance: | 05/06/1985 |
| FDIC Cert: | #32318 |
| Charter Class: | Commercial bank, state charter and Fed nonmember, supervised by the FDIC |
| Total Assets: | $252,014,000 |
| Total Deposits: | $228,140,000 |
History
| 1985-05-06 | Institution established: Original name:Commerce Savings Bank | |
| 1991-03-13 | Changed name to Commerce Security Bank | |
| 1991-03-13 | Changed organization type to COMMERCIAL BANK | |
| 1997-06-30 | Merged into and subsequently operated as part of Eldorado Bank (20676) in TUSTIN, CA | |
| 1997-06-30 | Acquired Liberty National Bank (23879) in HUNTINGTON BEACH, CA | |
| 1997-06-30 | Acquired San Dieguito National Bank (23307) in ENCINITAS, CA | |
| 2001-03-30 | Acquired Antelope Valley Bank (23339) in LANCASTER, CA | |
| 2001-03-30 | Acquired Eldorado Bank (20676) in TUSTIN, CA | |
| 2001-03-30 | Merged into and subsequently operated as part of California Bank & Trust (20852) in SAN DIEGO, CA | |
| 2009-02-06 | Acquired Alliance Bank (23124) in CULVER CITY, CA as part of a government assisted transaction. | |
| 2009-07-17 | Acquired Vineyard Bank, National Association (23556) in RANCHO CUCAMONGA, CA as part of a government assisted transaction. | |
| 2015-12-31 | Acquired Zions Trust, Natioanl Association (57638) in SALT LAKE CITY, UT | |
| 2015-12-31 | Acquired Nevada State Bank (18113) in LAS VEGAS, NV | |
| 2015-12-31 | Acquired Amegy Bank National Association (24107) in HOUSTON, TX | |
| 2015-12-31 | Acquired California Bank & Trust (20852) in SAN DIEGO, CA | |
| 2015-12-31 | Acquired National Bank of Arizona (20626) in TUCSON, AZ | |
| 2015-12-31 | Acquired The Commerce Bank of Washington, National Association (27298) in SEATTLE, WA | |
| 2015-12-31 | Acquired Vectra Bank Colorado, National Association (2993) in FARMINGTON, NM | |
| 2015-12-31 | Merged into and subsequently operated as part of Zions First National Bank (2270) in SALT LAKE CITY, UT | |
| 2016-01-01 | Changed name to ZB, National Association (2270) | |
| 2018-09-30 | Changed name to Zions Bancorporation, N.A. (2270) |