Since 1993 the Fördergesellschaft Erneuerbare Energien e. V. (FEE) applies to renewable energy and energy efficiency. The association is a nationwide network for innovation and an important stage on renewable energy for small and medium-sized companies and research institutes. The FEE is involved in different projects, multidisciplinary networks, congresses and symposia. Supported by a scientific advisory council, the agency of FEE is managed in Berlin.