About us

Fact sheets about Herco for download:

Herco Wassertechnik GmbH for over 70 years

We, Herco Wassertechnik GmbH, have been pioneers in water treatment for over 70 years. Young, flexible and creative, Herco manufactures in an effective in-house production in Freiberg am Neckar. We deliver top quality that stands out with a very long plant service life compared to the competition. Our customer-oriented engineering is one of our unique selling points.

This makes us, Herco Wassertechnik GmbH, your best solution-oriented supplier for your challenges in water technology.


Native roots and international success

Founded 2nd August 1947 by Willy Hermann, Herco looks over a long international history and has nevertheless been closely connected with the region since the beginning.

The first commercial activity was started in Ludwigsburg. A move to ‘Freiberg am Neckar’ took place around 1982.

The new building in 2003 gave a clear signal: We are and will be in Freiberg.

Our Swabian roots are part of our innovative strength: through reliability and quality, we have always convinced international and national customers.

Our employees and customers, who have been loyal to us for many years, are the basis of our success.


Supplier of water treatment solutions and plants

We manufacture and supply complete water treatment solutions for industrial, dialysis and other medical applications.

Our products: Filters / water softeners / ultrafiltration plants / standard and special reverse osmosis plants and accessories for various industrial applications / hot disinfectable single-staged and double-staged reverse osmosis plants for dialysis and medical applications including accessories.


Certified quality and safety

You can rely on certified quality according to DIN ISO 9001 and EN ISO 13485 and benefit from the latest technology based upon over 70 years of experience.


Our ready-to-connect (plug&run technology) reverse osmosis systems for haemodialysis are certified according to MDD 93/42 / EEC, Annex II exclusive (4) with the classification as class II b medical device.


Our expertise enables your competitive advantage through highest reliability, optimised yield, energy and water savings. We are focused to an ecologically and technologically responsible selection and use of resources and materials. To maintain our technological lead, we continuously improve our products.


To ensure quality, every system passes through our test field - before it leaves the factory -  and is there ‘wet-tested’ for full functionality and compliance with specifications.


Webinars and in-house trainings for knowledge transfer

We invite you to benefit from our knowledge and many years of experience in water treatment technology. In our Herco Academy we offer various training courses for beginners as well as for specialists. Our offered trainings take place on site as well as online as webinar. On request, we are happy to adapt the training courses to your requirements if necessary.




Phone: +49 7141 7095-0
Fax: +49 7141 7095-999