The core of competence of Ellmann Engineering (EE) GmbH encompasses the planning of process plants, supply and installation of technological components for such plants; as well as construction supervision and service.

Being specialists in the field of biogas and wastewater treatment (anaerobic and aerobic processes), our customers benefit from our many years of experience and success in this sector.

Some areas of expertise as follows:

Substrates of Centrigas

Planning services - complete solutions with kno-how

Ellmann Engineering (EE) GmbH provides all necessary planning services for plant engineering with experienced engineers on time and in high quality:

  • Concept planning
  • Approval planning
  • Detail planning and design submissions
  • Concept planning for all required construction services

Our planning documents prepared with modern CAD systems are made available to our customers in three-dimensional (3D) for better visualization.

We follow the basic principle as formulated by Antoine de Saint-Exupery:

"Technology develops from the primitive through the complex to the simple!"

Construction, installation and commissioning of process plants

In addition to planning and construction supervision we offer customers delivery, installation and commissioning.

Our substantial Reference List is available on request.

Research and Development

As a medium-sized company we see development of new processes and products as a major focus. This has resulted in patent applications for fermentation processes treating substrates with high ammonium concentrations and a sand removal technology for biogas fermenters.

Laboratory services

Through our in-house and modern equipped laboratory, staffed by experienced engineers, we can offer our customers post commissioning support and assistance so as to ensure long-term commercial success of the plants we have built.


Please contact us for an individual offer.