The approximately 3,000 individual members and member companies of the DGS are organized regionally in 23 sections and 10 regional associations. In the Society for Solar Energy Society 11 specialized committees act on different topics. Their knowledge allows the Solar Energy Society eV active and competent to take a stand in even technical discussions. In addition allows the work of the specialized committees a constantly updated and technically high-quality information for decision-makers and the public by the association.