| Relationships | Role | Relationship Start | Relationship End |
| West Street Energy Partners Offshore, L.P. | Parent | 2/9/2015 | |
| Serafina Fundo De Investimento Em Participacoes | Subsidary | 2/9/2015 |
| Relationships | Role | Relationship Start | Relationship End |
| West Street Energy Partners Offshore, L.P. | Parent | 2/9/2015 | |
| Serafina Fundo De Investimento Em Participacoes | Subsidary | 2/9/2015 |