About the Kuhn GmbH

A family-run company - your water and wastewater specialist

In January of 1926 – or over 90 years ago – Franz Xaver Kuhn founded the KUHN company. Today, KUHN GmbH has 155 employees with approximately 16,500 m² office and factory space and markets its products and services internationally. KUHN GmbH has developed into a successful manufacturer of wastewater treatment equipment while remaining a family-run enterprise throughout its history. Over 100 apprentices have completed vocational training with KUHN GmbH.

The staff of KUHN GmbH

Machinery and plant construction

KUHN GmbH produces high-grade quality machinery for the inlet group of wastewater treatment equipment such as screens, washing presses and grit washers.
With over 40 years in the business, we are the largest and most experienced supplier of Archimedean screw pumps.
KUHN machinery and equipment has been installed in Europe, Asia, North and South America, Africa, Australia and New Zealand.

Prizes and Awards

In recent years KUHN has been awarded two notable awards by the Rhine-Neckar metro region and the Baden-Württemberg Ministry for the Environment. KUHN earned a commendation for innovative parallel applications for heat and energy recovery from wastewater using a hybrid Archimedean screw pump with water heat recovery. 

Find out more about our outstanding machines under Products.

We would also be happy to arrange a visit to our KUHN Screening-Center and you can get more information on site.

Electrical Engineering and KUHN Service

In addition to advice, planning, production and installation of machines we also offer the related electrical engineering such as process control technology, measurement and control technology and telecontrol engineering. We can provide mechanical and electrical engineering solutions at our own facility, allowing us to supply ready-to-use products without interfaces. Our portfolio of services is rounded out by our tailored KUHN Service specialists with an emergency phone number. At KUHN everything is available from a single source.


KUHN firmengeschichte Hoepfingen

At work in Höpfingen in the mid-1950s

Lern more about the history of our company!


German Water Partnership

We are member

KUHN ist Mitglied der Deutschen Vereinigung für Wasserwirtschaft, Abwasser und Abfall (DWA)