Cadagua: Leader in wastewater treatment facilities

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

Newsroom

Latest News

See all

Ferrovial will expand three Texas roadways worth USD 265 million

Press releases

The Papresa iWWTP built by Cadagua has opened

Local news

Ferrovial participates once more in the European Women in Construction & Engineering Awards

News

Cadagua is awarded O&M for the Caldes WTP, 80 km of manifolds, and 20 pumping stations

Local news

Cadagua awarded with almost €100 million in Madrid

News

Activities

Learn About Our Areas of Expertise

Wastewater Treatment

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

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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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Our Commitment to Sustainability

Learn about our commitments

Sustainability

We Add Value to Society

Corporate

Sustainable Development Goals

Emerging Pollutants

Social Infrastructures

Find out more about our Corporate Social Responsibility program

Key Figures in Construction From 2022

Access our Integrated Annual Report

€6.5B
Revenues
€14.5B
Order Book
€144M
Operating Cash Flow
17608
Employees

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Construction

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Other business

What We Do

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

Newsroom

Latest News

Ferrovial will expand three Texas roadways worth USD 265 million

The Papresa iWWTP built by Cadagua has opened

Ferrovial participates once more in the European Women in Construction & Engineering Awards

Cadagua is awarded O&M for the Caldes WTP, 80 km of manifolds, and 20 pumping stations

Cadagua awarded with almost €100 million in Madrid

Activities

Learn About Our Areas of Expertise

Wastewater Treatment

Water Treatment

Water Desalination

Industrial Water

Thermal Drying

Our Commitment to Sustainability

Sustainability

We Add Value to Society

Sustainable Development Goals

Emerging Pollutants

Social Infrastructures

Ferrovial