Development, manufacture and trade of products for energy generation, energy saving, energy storage, systems and plants for building and home technology and other electrical and electronic devices such as lamps and lighting systems as well as complementary systems, software, hardware, control and regulation technology and consulting services as well as the operation, installation and maintenance of corresponding systems and plants. Acquisition, management and disposal of participations of all kinds as well as the associated financing; furthermore, the provision of financial and consulting services for the participation companies and affiliated companies, insofar as this does not contradict the purpose. Furthermore, the company can buy, sell, broker, manage and exploit securities, intellectual property rights and real estate, as well as conduct financial transactions of all kinds and establish subsidiaries and branches in Switzerland and abroad.