The acquisition of participations, in any legal form, in companies and entities in Switzerland and abroad, particularly in companies operating in the field of consulting, planning, implementation and management of energy plants and systems for industry, crafts, trade and services, as well as for the decentralized public and private distribution of energy plants and district heating pipes, innovative energy plants, power transformation and distribution plants and micro power plants. The financing of participating companies or other external companies, including the financial and administrative coordination of the activities of participating companies or otherwise affiliated companies. The purchase, sale and rental of real estate in Switzerland and abroad.