| Relationships | Role | Relationship Start | Relationship End |
| Commercial Landmark Corporation | Parent | 12/31/1982 | 9/17/1993 |
| Commercial Landmark Corporation | Parent | 12/31/1970 | 12/30/1982 |
| Commercial Building Properties In Muskogee, Inc. | Subsidary | 12/31/1970 | 9/17/1993 |
| Loa, Inc. | Subsidary | 3/3/1988 | 9/17/1993 |
| Warner Bancorp, Inc. | Subsidary | 10/16/1986 | 7/14/1988 |
| Commercial Bancservices, Inc. | Subsidary | 12/29/1978 | 7/31/1982 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Boatmen's National Bank Of Oklahoma | Buyer | 4,092,924 | Discontinued | 9/18/1993 |