| Relationships | Role | Relationship Start | Relationship End |
| Fnc-Comercio E Participacoes Ltda. | Parent | 11/23/1984 | 10/30/1992 |
| Petroquimica Uniao S.A. | Subsidary | 4/15/1989 | 7/31/1989 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Citicorp Internacional, Participacoes, Administracao E Consultoria Ltda. | Buyer | Discontinued | 10/31/1992 | ||
| Cardiff Empreendimentos E Participacoes Ltda. | Seller | Discontinued | 7/2/1990 |