| Relationships | Role | Relationship Start | Relationship End |
| Northwestern Financial Corporation | Parent | 12/31/1970 | 10/31/1985 |
| First Atlantic Corporation | Subsidary | 12/31/1976 | 12/1/1985 |
| Holly Utilities Company | Subsidary | 12/31/1976 | 9/30/1985 |
| First Atlantic Agency, Inc. | Subsidary | 12/31/1976 | 12/29/1977 |