Exploration and Maintenance

• “Waste water treatment plants Exploration of Mosteiro, Santo Emilião, Água Longa and Penices, of Águas do Ave, S.A.

Building and Development

• Bleaching water treatment plant Conception/Building of Abrunheira, of Tratolixo.

• Waste water treatment plant Execution Contract of Cachão and Emissários of Trás-os-Montes e Alto Douro S.A.

• Water Supply Subsystem of S. Jorge Water – Bridge Crossing of Águas do Minho e Lima, S.A.

• Sewing Subsystem of Lanheses/Geraz do Lima – second phase of Aguas do Minho e Lima, S.A.

Maintenance

• Provide Maintenance and Repair Services of outfalls and piping of the Subsystems Supply and Sewing of Lot A and Lot C, of Águas de Trás-os-Montes e Alto Douro, S.A.