| Relationships | Role | Relationship Start | Relationship End |
| Cogei | Parent | 12/31/1982 | 12/30/1983 |
| Zaga Corporation | Parent | 12/31/1980 | 12/30/1982 |
| Harocles N.V. | Parent | 12/31/1980 | 12/30/1982 |
| C. Ocemines | Parent | 12/31/1980 | 12/30/1982 |
| Relationships | Role | Relationship Start | Relationship End |
| Cogei | Parent | 12/31/1982 | 12/30/1983 |
| Zaga Corporation | Parent | 12/31/1980 | 12/30/1982 |
| Harocles N.V. | Parent | 12/31/1980 | 12/30/1982 |
| C. Ocemines | Parent | 12/31/1980 | 12/30/1982 |