What We Do

We’re Experts in the Design, Construction, and Operation of Water Treatment Plants

Sustainability, the environment, and social welfare guide our work


Latest News

Cadagua was awarded the maintenance and conservation service of the wastewater sanitation systems in Montornès del Vallès and Vilanova del Vallès.

Consorci Besos Tordera has awarded Cadagua the contract for maintenance and conservation of two wastewater treatment plants in the municipalities of Montornès del Vallès and Vilanova del Vallès, located in Vallès Oriental region of Catalonia. The duration of this contract is two years, with the possibility of an extension of an additional year with a budget of 5.2 million Euros.

Cadagua Is Participating in the LifeSto3re Conference on Trends and Innovation in Anaerobic Digestion and Sludge Management

Cadagua participated in the LifeSto3re conference at the Centro de Edafología y Biología Aplicada del Segura, part of the Consejo Superior de Investigaciones Científicas (CEBAS-CSIC) in Murcia, where it has displayed the results of their experience in sterilizing dehydrated sludge by mixing it with lime to achieve the objectives of Article 4 of Directive 86/278/EEC. This European directive addresses protecting soil and using sewage sludge in agriculture.


Learn About Our Areas of Expertise

Wastewater Treatment

Innovation, circular economy and minimization of impacts are the drivers of our design.

Water Treatment

The most advanced technologies guarantee the most demanding challenges in our DWTP.

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Water Desalination

Our SWRO guarantee water supply with the minimum impact and energy consumption.

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Industrial Water

Leaders in industrial effluent treatment via anaerobic low carbon footprint technology.

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Thermal Drying

Leaders in installed capacity, both number of plants built and operated.

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We Add Value to Society

Key Figures in Construction from 2018

Access our Integrated Annual Report
  • 5193M
  • 170M
  • 10965M
  • 16108
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