Since 1915 we have been developing solutions for the water management market.

We produce and and distribute water meters, precision parts and injection plastics worldwide.

With a team of over 250 employees an 11,000 m2 infrastructure and over 100 years experience we are the only Iberian company with fully integrated manufacturing processes and internal development capacity. We have an autonomous business structure, which allow us an highly specialized ability to produce and develop water meters and technological associated devices, with a production capacity of more than 400,000 meters per year.

In a highly competitive market, our daily goal is to offer innovative solutions for the measurement of water.

We have always been committed to the quality and sustainability of our products.

We specialize in:


We offer a full range of water meter: Residential, Commercial and Industrial.


We have developed modern and innovative Smart Metering Solutions


We transform all types of engineering plastics into perfectly sized parts.


We manufacture precision parts for aeronautical, medical and industrial markets.


In business for more than 100 years, our company is characterised by the depth of its knowledge.

Janz has a leading role in the water measurement sector worldwide.

We keep abreast of developments in the industry and we meet demanding production standards, obtaining the necessary certifications that enable us to offer a wide range of solutions and, above all, to satisfy the expectations of our Customers.


We are past, present and future!

evolução contadores Janz

Our Values

To offer the highest quality standards in the supply of goods and services to the customer;
To develop continuous improvement by applying specific skills to each activity sector;
To guarantee adequate resource management contributing to the sustained growth and the creation of value;
To promote customer satisfaction and expectations; applying ethical values: responsibility, respect, friendliness, honesty, communication and confidentiality. To encourage team spirit;
Respect for environmental practices, helping to maintain the quality of life of the community.

Our Mission

We are aware that in demanding markets and in today’s world only those who offer flexibility, speed, quality and confidence can assure their future, so we focus above all on the training and qualification of our human resources.

We are a dynamic, motivated and committed team permanently seeking to ensure that we meet the needs and desires of our customers.

We seek to provide products by creating added value for our customers and partners.

Our Vision

To be a global benchmark in water metering and management systems, metal technical parts and thermoplastics.

Do not hesitate to contact us. We are here to answer your questions.

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