| Relationships | Role | Relationship Start | Relationship End |
| Oak Park Bancorp, Inc. | Parent | 4/30/1976 | 3/27/1981 |
| Wirtz Corporation | Parent | 12/31/1970 | 3/27/1981 |
| Chicago Blackhawks Hockey Team, Inc. | Subsidary | 6/30/1976 | 3/27/1981 |
| Griggs Cooper & Co. Inc. | Subsidary | 6/30/1976 | 3/27/1981 |
| Longhorn Liquors Ltd. Incorporated | Subsidary | 6/30/1977 | 3/27/1981 |
| Forman Realty Corporation | Subsidary | 6/30/1977 | 3/27/1981 |
| Longhorn Liquors Ltd Inc Of Fort Worth | Subsidary | 6/30/1977 | 6/9/1978 |