| Relationships | Role | Relationship Start | Relationship End |
| West Suburban Investments, Inc. | Parent | 1/20/1984 | 4/1/2005 |
| Colorado Equity Holdings, Inc. | Subsidary | 5/7/1985 | 6/26/1989 |
| Ce Holdings, Inc. | Subsidary | 5/3/1985 | 6/26/1989 |
| Relationships | Role | Relationship Start | Relationship End |
| West Suburban Investments, Inc. | Parent | 1/20/1984 | 4/1/2005 |
| Colorado Equity Holdings, Inc. | Subsidary | 5/7/1985 | 6/26/1989 |
| Ce Holdings, Inc. | Subsidary | 5/3/1985 | 6/26/1989 |