Aqseptence Group GmbH


Aqseptence Group GmbH
Herr Dr. Volker Zang
Passavant-Geiger Straße 1
65326 Aarbergen


06181 309-261

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Number of employees


Water Processing, Water Intake and Vacuum Sewer Solutions

Water Treatment

Our brands for reliable wastewater technology and clean drinking water:

Passavant®, Noggerath® and Geiger®

Our brands for vacuum sewer collection systems



Intelligent solutions for the challenges of the future: Never before has the world turned as fast as today. Cities are growing. Populations continue to develop. The climate is changing. And everything we do today has an impact on tomorrow. This makes it all the more important to use resources in an intelligent manner. In water and wastewater technology, this is of course about water and energy, but also about time and money.

Concentrated competence and committed employees, extensive experience and an individual, solution-oriented approach – this is the foundation on which the success story of the Aqseptence Group was written. Whether for renovation or new construction, whether for wastewater treatment or industrial water extraction, whether for individual components or system solutions, whether for municipal operators or for industrial companies: We solve tasks individually and guarantee that all local, budgetary and environmental conditions are fulfilled optimally and efficiently. Because with countless reference projects worldwide and a broad portfolio of in-house manufactured and innovative machines, we are able to meet your individual wishes and specific requirements like hardly any other company.


Our solutions of the traditional brands Passavant®, Noggerath®   , Roediger ® and Geiger® cover the entire clarification and treatment process – with low maintenance, versatile and flexible:

Pumping stations:

Shut-off devices

Coarse screen

Mechanical Pre-treatment:

Coarse sieving

Fine screening/sieving

Screenings treatment

Sand and sewer sand treatment, sewage receiving stations

Energy & process efficiency (in preliminary sedimentation, biology + advanced levels)

Preliminary sedimentation by CarbonExtract® process


Adaptive Inlet System for Secondary Clarifiers

Service (Customer Service & Spare Parts)

Vacuum Sewer Solutions

Valves, Controllers, Chamber, Vacuum Stations

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Umzug der GWP Geschäftsstelle

Bitte beachten Sie unsere neue Anschrift ab 01. Juli 2023:

German Water Partnership e.V.

Invalidenstr. 91

10115 Berlin

Sie erreichen die Mitarbeitenden der GWP-Geschäftsstelle weiterhin unter den gewohnten Mailadressen und Handynummern, die Festnetznummern ändern sich zum 1. Juli. Alle Kontaktinformationen finden Sie hier:

Zur Geschäftsstelle