Founded 40 years ago, Cadagua is a pioneer and leading company in the field of the engineering and construction of water treatment and reverse osmosis seawater desalination plants. A subsidiary of Ferrovial, one of the world's largest private investor in transportation infrastructures, Cadagua is an EPC contractor specialising in turn-key contracts, operation and maintenance and BOOTs in the following product lines:
• Desalination: seawater/brackish water RO desalination. Over 1,000,000 m3/d desalinated water installed capacity
• Water treatment: sewage, reuse, drinking water
• Industrial water: wastewater, make-up, process and cooling
• Sludge thermal drying.
Company services include everything from the design to the financing and operation of a water treatment plant:
- Characterisation studies (laboratory/pilot plant)
- Process selection and basic design
- Detail engineering
- Equipment and material procurement
- Quality control and inspections
- Erection, field installation
- Start-up and Commissioning
- O&M staff training
- O&M services
- Financing of the project.
Cadagua has successfully accomplished the design and construction of more than 200 water treatment plants (drinking, wastewater plants and desalination installations) and more than 140 facilities in the industrial field, amounting to a total treatment capacity of over 15,000,000 m3/d. Regarding operation and maintenance, company contracts service 21,000,000 equivalent population. These figures position the company at the head of Spanish enterprises in the field.
