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INTEWA GmbH develops and distributes products and systems in the areas of: Water treatment and reuse, as well as stormwater management - including infiltration and retention of stormwater. In order to constantly offer innovative and optimized solutions for these topics, INTEWA conducts continuous research and development.

As pioneers of rainwater technology, we have been in the market since 1993. From the very beginning, both the development of products and the planning of projects have been our main focus. The experience and competence of our employees is fed by the numerous development works and projects. We appreciate the exchange of experience within the association and beyond in our wide competence network of universities and colleges and business partners. Our customers with public, commercial or private construction projects are our top priority.

Our philosophy 

Sustainable goals

Everyone is talking about sustainability and the associated sustainable investment. An important factor here are the 17 Sustainable Development Goals of the United Nations (UN), which are intended to ensure sustainable development worldwide on an economic, social and ecological level.
The existing and future INTEWA products, systems and solutions contribute significantly to the achievement of these goals.

Find out which goals can still be achieved with INTEWA systems.


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Company history


Our Team

We live for technologies in the field of water, sustainability and resource conservation. Get to know our team better, because " Water, we are in our element".



International Sales Partners

Our products and services are offered worldwide. The INTEWA partner network now covers a wide range of countries. These include countries such as Spain, USA and South Africa.

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Your right contact person

INTEWA's range of services is aimed at private, commercial and public construction projects. We provide support for planners, contractors and operators from the initial idea to the reliable operation of the system.

Service & Contact


Our company building

In our new company building in Aachen, Germany, we apply some innovative technologies. We produce our own electricity, draw the heat from the ground beneath us, cool with the ambient air and drink our own collected rainwater.

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Job & Career

As a future-oriented company we are always looking for qualified and committed employees. Are you looking for an internship, a place for a thesis or a permanent position? Then take a look at our company.

Jobs at INTEWA



We continuously publish new professional articles about our innovations, research projects or solutions in the field of water technology. Our articles are at your disposal for free publication.


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