These are the six applicants that submitted bids and all six have been approved by the World Bank as prequalified bidders:
- Technicas Reunidas & TSK
- Alstom Power Systems SA, Alstom Power Services (Pty) Ltd, Brightsource Energy Inc & Aries Ingeniera y Sistemas SA
- Cobra Instalciones y Servicious SA
- Elecnor SA, Idom SA, Samsung C&T Corporation
- Sener Ingeneria y Sistemas SA
- Abener Energia SA