| Relationships | Role | Relationship Start | Relationship End |
| J.P. Morgan International Finance Limited | Parent | 1/2/1989 | 1/30/1996 |
| Chemco International Inc. | Parent | 12/31/1980 | 1/1/1989 |
| Chemical Administracao E Consultoria Economico - Financiera Ltda. | Subsidary | 9/2/1993 | 1/30/1996 |