Oman Power and Water Procurement Co (OPWP) has listed six companies: Veolia Middle-East; Utico; Tedagua; Osmoflo; GS Inima and Al Fanar Energy.
A further seven consortiums also made the list of applicants, including: Abengoa, ACWA Emirates, House of Trading and Services, Metito, Romman Premium Enterprise, SETE Energy and Seven Seas.
Opened in October last year, the call for qualifications was closed in December.