| Relationships | Role | Relationship Start | Relationship End |
| Neiman S.A. | Parent | 12/31/1980 | 12/30/1987 |
| Signaltone-Neiman, Inc | Subsidary | 12/31/1985 | 12/30/1987 |
| Signaltone-Neiman, Inc | Subsidary | 12/31/1984 | 12/30/1985 |
| Signaltone-Neiman, Inc | Subsidary | 12/31/1982 | 12/30/1984 |
| Signaltone-Neiman, Inc | Subsidary | 12/31/1981 | 12/30/1982 |
| Signaltone-Neiman, Inc | Subsidary | 10/17/1980 | 12/30/1981 |