Consulting, planning, creation, operation, management and financing of environmentally friendly energy production and energy-saving systems, in particular block heat and power plants, solar and geothermal systems, photovoltaic, wind power, biogas and heat pump systems in Switzerland and neighboring countries; Acquisition, encumbrance, sale and management of energy systems, properties and real estate; Offering of financial services in corporate finance, in particular in the capital procurement of contracting projects and real estate projects; Issuance of bonds and loans on the capital market; Participations.