3cert GmbH is a certification company accredited by the German Accreditation Body (DAkkS), which conducts the certification of management systems, in particular in the field of environmental management systems, but also quality management systems and industrial health and safety systems, amongst others.
Cornelsen Umwelttechnologie GmbH is a plant engineering company with a particular focus of expertise in the areas of water purification and environmental rehabilitation. Process technology design, the basic and detail engineering of plant, the manufacture and operation of such plant are delivered via in-house engineering know-how.
AMS Anlagenplanung & Medienserviceleistungen GmbH & Co. KG is an independent engineering office with extensive experience in the planning of industrial plant. It covers all areas of activity in industrial plant planning, from process planning, installation and pipeline planning, instrument and control planning to construction engineering and technical building equipment.
B+M Nottenkämper Gesellschaft für Bergbau und Mineralstoffe mbH & Co. KG
Arginotec ®: functional mineral-based additives
Bäumen Haustechnik GmbH
Heat pumps and solar technology: Planning and installation of regenerative energies for the heating of buildings and solar hot water supply.
DAHLEM Beratende Ingenieure is a nationally and internationally active engineering company. We develop needs-oriented engineering solutions for our customers in the fields of wastewater disposal, water management, energy management and infrastructure - primarily in the domestic and industrial water sectors.
As one of the largest traders, E.ON Bioerdgas GmbH offers its customers various products, which can be tailored to suit individual customer requirements.
In addition, E.ON Bioerdgas GmbH also operates numerous biogas generation plants and was one of the pioneers in feeding biogas into the gas grid as so-called bio natural gas.
Energiewerkstatt® West has been operating cogeneration plants from Castrop-Rauxel, including consulting and service for customers, since September 2016. Energiewerkstatt has been developing and supporting innovative products on the subject of decentralised energy supply, cogeneration and highly-efficient heat pumps for 30 years.
Engineering office for environmental, water, air, waste disposal and energy technology with a focus on China
Fraunhofer UMSICHT has pioneered sustainable energy and raw-materials management by securing and transferring scientific results to business, society and politics. The dedicated UMSICHT team works together with partners in researching and developing an inspiring range of sustainable products, processes and services focused squarely on balancing economically sound, socially equitable and environmentally sustainable development. The institute has sites in Oberhausen, Willich and Sulzbach-Rosenberg.
Gas- und Wärme-Institut Essen eV is an independent non-profit research institute. Founded in 1937, the institute acts as an innovation driver working together with its customers and members on the future feasibility of the energy sector in a rapidly changing environment; the institute’s main activities comprise research and development, testing laboratory, consulting and further training.