Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, production and distribution of electricity; apparatus and instruments for the supervision, remote control, checking and measuring of electricity and energy consumption and for the operation of power stations; electric cables and connection equipment and transformers for the distribution and use of electricity; photovoltaic apparatus and installations for generating solar electricity; installations for solar electric systems; solar electric installations for use in providing power to commercial, residential and industrial premises; scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments for the production and distribution of gases; parts and fittings for all of the aforesaid goods

Machines for the exhaustion, transportation, generation and preparation of gases

Printed matter; periodical publications; manuals

Business management; business consultancy services relating to energy and power; market research; marketing studies; public relations; provision of on-line procurement facilities; organisation and conducting of promotional campaigns; organisation of trade fairs for commercial or advertising purposes; promoting public awareness of the need for energy conservation, information in the field of energy efficiency and energy auditing services; studies relating to the management of power plants; advice, information and consultancy services relating to all of the aforesaid services

Building construction; repair, installation services; construction, maintenance and repair of power stations and other energy and power generating apparatus and installations; installation of electrical and generating equipment; installation, maintenance, repair and servicing of gas supply and distribution apparatus and instruments; installation, construction, maintenance and repair of installations, plants, apparatus, instruments and pipelines for utilization of geo-thermal power; advice, information and consultancy services relating to all of the aforesaid services

Transport, distribution and supply of electricity and other forms of energy or sources of power; distribution, supply, transportation and storage of fuel and gas; transmission, supply and distribution of electricity to/from commercial, residential and industrial premises; transport of gas by pipeline; waste disposal; advice, information and consultancy services relating to all of the aforesaid services

Generation of power and electricity; production of gas; waste processing treatment; chemical treatment; preparing and processing of fuels and of other sources of energy; production of energy from heat from geo-thermal power sources; consultancy services relating to the generation of electricity, gas and water; advice, information and consultancy services relating to all of the aforesaid services

Scientific and technological services and research and design relating thereto; scientific and technological consultancy services relating to energy and power; scientific and technological consultancy services relating to water infrastructure networks; industrial analysis and research services; design of energy and power systems; analysis relating to energy and power needs of others; development of energy and power management systems; project studies and professional consultancy services relating to environment matters; design services for power plants; advisory, research and development services, all for gas; technical consulting, technical design and technical planning of photovoltaic installations; evaluation and planning of energy requirements for others; computer software consultancy; development of environmentally-friendly forms of energy and power; technical and scientific research services; metering of gas, electricity, water; measuring gas consumption; advice, information and consultancy services relating to all of the aforesaid services