Seven consortia were prequalified: * Marubeni Corporation, Japan, with Oman Oil Company and National Power & Water, Oman * Hyflux, Singapore, with Mitsui of Japan and Al Tahir of Oman * Acciona Agua, Spain, with Samsung of South Korea and Sogex of Oman * Malakoff International, Malaysia, with Cadagua of Spain and Sumitomo of Japan * Tecnidas Reunidas, Spain, with compatriot Aqualia and Orascom Construction of Egypt * Grupo Cobra, Spain, with compatriots Inima (now Korean-owned) and Zubair Corporation of Oman * Valoriza Agua, Spain, with Septech of Dubai (which built a 5 MIGD (22,700 m³/d) mobile seawater desalination plant at Al Ghubrah), Brookfield Multiplex of Australia and Bahwan Trading of Oman