Custom Cells manufactures customer-specific acculumators and intermediate products based on lithium technology.
Heliatek GmbH, a spin-off of the Technical University Dresden and the University of Ulm. heliatek focusses on research and development and perspectively with the production of organic solar cells for electricity generation.
Industrial Solar concentrates on the enormous market for the generation of process heat and specialises in providing industrial solutions including the air-conditioning of large buildings by using its innovative Fresnel-collector technology.
Exit since August 2011. Purchaser: Centrotec Sustainable AG
instagrid GmbH offers portable battery systems with "Software defined Battery" technology for mobile power supply. The emission-free infrastructure solution helps service providers and craftsmen to increase productivity and efficiency when working at temporary locations.
MinCell develops innovative technologies and recipes for foam-glass gravel and board production. We are aiming to be the cost leader with high quality in this segment (me-too product). Having successfully finished our R&D and testing phase, we are in the process of setting up our manufacturing and distribution footprint for the European market.
Exit since August 2014.
Modular, 5kW, micro hydro turbine system with an energy management system; ideal for operation in agricultural businesses, workshops, or households near a river or canal.
Subitec has developed a technology platform for the production of microalgae in industrial scale. Parts of the biomass are used for food supplements, cosmetics and feed – the rest energetically as biogas and biodiesel.