35
Energy price comparison services; Import-export agencies in the field of energy; Procurement of contracts in relation to supplying energy; Electronic commerce services, namely, providing information about products via telecommunication networks for advertising and sales purposes; Sales promotion for others; Market survey analysis; Business advisory and information services; Advising commercial enterprises in the conduct of their business; Advice in the field of business management and marketing; Business consulting; Accounting; Advertising; Market studies; Operation of businesses [for others]; Procuring of contracts for the purchase and sale of goods; Preparation of market reports and studies
37
Installation of solar powered systems; Installation of wind power systems; Construction of geothermal energy installations; Installation of electric light and power systems; Installation of power generating apparatus; Maintenance, servicing and repair of power generating apparatus and installations; Repair or maintenance of power distribution or control machines and apparatus; Repair or maintenance of electric lighting apparatus; Providing information relating to the repair or maintenance of electric lighting apparatus; Advisory services relating to the installation of lighting apparatus; Maintenance and repair of electricity generators; Construction of power plants; Advisory services relating to the installation of power plants; Construction of wave energy power plants; Maintenance and repair of wave energy power plants
39
Distribution of energy; Distribution of renewable energy; Storage of energy and fuels; Information and advisory services in relation to the distribution of energy; Distribution and transmission of electricity; Consultancy services relating to the distribution of electricity
40
Energy production; Generation of power; Production of electrical power from renewable sources; Consultancy services relating to the generation of electrical power; Leasing of energy generating equipment; Gas production services; Filtration of gases; Purification of gases; Refining of gas; Purification of gases; Rental of electricity generators; Rental of boilers; Electricity generating; Production of energy by power plants; Rental of power-generating equipment; Treatment of waste; Rental of air-conditioning apparatus; Rental of heating apparatus
42
Energy auditing; Consultancy in the field of energy-saving; Research in the field of energy; Development of energy and power management systems; Advisory services relating to the use of energy; Design and development of regenerative energy generation systems; Engineering services in the field of electrical power and natural gas production; Consultancy relating to technological services in the field of power and energy supply; Design and development of energy distribution networks; Rental of measuring apparatus; Quality control; Technical supervision and inspection; Leasing of scientific instruments; Technological analysis relating to energy and power needs of others; Calibration [measuring]; Engineering services; Conducting technical project studies; Technical design and planning of power stations