Brazilian drilling contractor Constellation Oil Services Holding has won a new contract with compatriot state-owned energy giant Petrobras for a jackup drilling rig owned by ADES Holding, part of Saudi Arabia-headquartered ADES Group, which will be used for plug and abandonment (P&A) assignments offshore Brazil.

Brazilian Brazil ADES Saudi Arabia Rodrigo Ribeiro Drilling Contractors South American Alpha Star Campos Basin Santos Basin Group Sergipe Alagoas Cear Potiguar