Planning and conducting of trade fairs, exhibitions and presentations for economic or advertising purposes; demonstration of goods for advertising purposes; organization of exhibitions for advertising purposes; business merchandising display services; organization of exhibitions and events for commercial or advertising purposes; presentation of companies and their goods and services on the Internet; demonstration of goods and services by electronic means; promotion, advertising and marketing of on-line websites; corporate communications services; advertising; on-line promotion of computer networks and websites

Generation of gas and electricity; production of energy by power plants; electricity generating; consultancy in the field of energy generation; production of energy; production and processing of fuels and of other sources of energy; production of electrical energy from renewable sources; production of solar energy through photovoltaic power generation plants and equipment; generation of electricity from wave, wind and solar energy; generation of electricity from wind energy