35
Commercial management with regard to the purchase, sale and supply of energy; Arranging of energy buying and selling contracts; Utility meter reading for billing purposes; Promotion of goods, for others, powered by energy of all kinds; Business consultancy and gathering of business information relating to energy consumption (improvement and control of energy consumption)
37
Construction services; Installation of solar powered systems; Installation of wind power systems; Construction of structures for geothermal power generation facilities; Installation of energy-saving apparatus; Repair of energy supply installations; Installation of electric light and power systems; Installation of power generating apparatus; Maintenance and repair of facilities, in relation to the following fields: Production of solar energy; Repair of energy production plants and machines; Maintenance and repair of energy generating installations; Repair of power generating apparatus and installations; Servicing of power generating apparatus and installations; Installation of non-residential solar panel power systems; Installation of residential solar panel power systems; Electric appliance installation; Installation of electrical and generating machinery; Repair of gas supply systems; Maintenance and repair of gas and electricity installations; Installation of photovoltaic cells and modules; Recharging of batteries and accumulators; Maintenance and repair of wind power plants
39
Distribution of energy; Storage of energy and fuels; Information and advisory services in relation to the distribution of energy
40
Production of electrical power from renewable sources; Production of hydroelectric power; Surface energy patterning; Consultancy services relating to the generation of electrical power; Generation of electricity from solar energy; Generation of electricity from wind energy; Generation of electricity from wave energy; Generation of electricity from geothermal energy; Electricity generating; Electricity generating; Generation of gas and electricity; Energy production; Production of energy by power plants
42
Design and development of regenerative energy generation systems; Technological consulting services in the field of alternative energy generation; Design and development of energy distribution networks; Engineering services in the field of electrical power and natural gas production; Industrial analysis and research services; Engineering services; Scientific and technological research and technical assistance (engineering) in the energy sector; Architecture and planning for building installations in the energy and refining sector; Technical consultancy and technical project studies relating to energy generation and distribution; Studying, Research and Development in the following fields: energy