Innovation and sustainability
in water treatment

Who are we?

We are an international company dedicated to the design, manufacture and installation of drinking water, wastewater and water reuse systems.

With more than 18 years of experience, we offer efficient solutions for industries, public administrations and the agri-food sector.
About us

solutions

DWTP: Drinking water
Design and optimization of water treatment plants for the supply of quality drinking water.
WWTP: Sewage treatment and purification
Solutions for the treatment of municipal and industrial wastewater.
ETAF: Reuse
Specialized systems for the reuse of rented water for agri-food sectors.

Research and development

We are continuously working on the development and study of new processes.

R+D: Integral Cycle

sectors

With more than 18 years of experience, we offer efficient solutions for a variety of sectors.

Agroalimentari

Water is a critical resource in the agri-food industry, especially in the renting, processing and packaging of fruit. Our unique filtration systems allow continuous water reuse, minimizing waste and reducing operating costs.

Industrial

From metal processing to chemical production, industries depend on large volumes of water for cooling, cleaning and production processes. We help companies to optimize the use of water by reducing costs and complying with regulatory requirements.

Public administrations

Cities and towns need advanced solutions to supply clean and safe drinking water to communities and manage wastewater efficiently. We design and maintain state-of-the-art treatment plants that guarantee compliance with environmental and sanitary standards.

Equipment manufacturing

Proprietary water treatment technology

We manufacture our equipment to control the entire process, ensuring quality, efficiency and customized solutions, with innovation applied to each treatment system and a commitment to water sustainability.

Projects

Explore our selection of projects

All projects
ETAF: Reuse
ETAF: Fruits de Ponent
22 July , 2025
ETAP: Drinking Water
DWTP: Malgrat de MarDrinking water treatment plant in Malgrat de Mar (100 m³/h)
22 July , 2025
NATIONAL PROJECTS
CARRIZO TOWN COUNCIL Supply of stone filter with …. DN200
25 June , 2025

Global impact

Ilerdagua Group

Integral solutions in water management

Ilerdagua: Management and service
Installation and maintenance of drinking water systems for farms, communities and municipalities.
Politech by Ilerdagua
Manufacture of resistant and durable polyester diposits for agricultural, industrial and municipal applications.

Talk to one of our technicians.

Contact us
CAMEROON
Project
Any
IVORY COAST 
Project
Any
BULGARIA
Project
Any
SPAIN
Project
Any
MALI
Project
Any
Lebanon
Project
Any
Aragon
Project
Year
Peru
Project
Any
CANADA
Project
Any
Cuba
Project
Any
Espanya
Project
Any
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