| Relationships | Role | Relationship Start | Relationship End |
| Citicorp Venture Capital Ltd. | Parent | 12/31/1976 | 1/31/1977 |
| First Chicago Equity Corporation | Parent | 11/9/1972 | 1/31/1977 |
| Relationships | Role | Relationship Start | Relationship End |
| Citicorp Venture Capital Ltd. | Parent | 12/31/1976 | 1/31/1977 |
| First Chicago Equity Corporation | Parent | 11/9/1972 | 1/31/1977 |