electrical energy; electrical energy from renewable sources; fuels, namely, carburants; biofuels

Building construction services; advisory services relating to the maintenance of buildings, namely, the installation of generators; advisory services relating to building construction, namely, the installation of hydraulic equipment; advisory services relating to building construction, namely, the installation of power plants; advisory services relating to the installation of lighting apparatus; advisory services relating to the installation of heating and cooling apparatus; advisory services relating to the installation of solid fuel heating systems; repair services for domestic electrical appliances; boiler repair services; repair services for electronic business equipment; repair of heat exchangers; service station services for the repair of vehicles; repair services for electric generators and wind turbines; maintenance and repair of utilities in buildings; consulting services relating to the repair of civil engineering structures; consulting services relating to the physical maintenance and repair of mechanical and electrical equipment; repair and maintenance of building scaffolds, working and building platforms; installation of solar powered systems; installation of hydropower systems; installation of wind power systems; construction of geothermal energy installations; power infrastructure construction; maintenance and repair of energy generating installations; maintenance, servicing and repair of power generating apparatus and installations; maintenance and repair of gas turbines; maintenance and repair of gas and electricity installations; maintenance and repair of oil and gas storage installations; installation of power generating apparatus

Electricity distribution; distribution of gas; transmission of oil or gas through pipelines; distribution of heat; distribution of electricity to households; electricity distribution via cables; distribution of energy; distribution of renewable energy; distribution and transmission of electricity; electricity distribution, namely, supply of electricity; gas supplying; storage of liquids

Electricity generating; generation of electricity from geothermal energy; generation of electricity from solar energy; generation of power; production of electrical power from renewable sources; production of electrical power from renewable sources, namely, production of hydroelectric power; production of energy by power plants; production of energy by nuclear power plants; generation of gas and electricity; consultancy services relating to the generation of electrical power; information services relating to the generation of electricity from wave energy; air and water conditioning and purification; food and drink preservation; generation of electrical power using carbon sequestration

Electrical engineering services; engineering services in the field of environmental technology; engineering services for the gas industry; Technology advisory services relating to design engineering; engineering services in the field of energy technology; engineering services relating to energy supply systems; analysis and testing services relating to electrical engineering apparatus to assure compliance with industry standards; engineering services in the field of electrical power and natural gas production; engineering services relating to gas transport and supply systems