4
Gas; Liquid gas; Liquefied gas; Gas mixtures; Energy from renewable sources
7
Turbines; hydro turbines; Steam turbines; Gas turbines
35
Publicity and commercial affairs; Business administration; Office functions; Provision of commercial information; Market prospecting, research and analysis; Observation of the commercial interests of third parties (supervision, management, monitoring services) in the sale of electricity, power, gas, and other forms of energy business and consultancy services related to the purchase of electricity, power, gas, electricity, telecommunications and internet services; Checking meter readings of utilities for invoicing; Billing services; Provision of information, advisory and consultancy services, all relating to the aforesaid services
39
Transport; Storage and distribution of gases and liquids; Energy companies, namely transport, storage and distribution of gases, liquids and gases in liquid form, including through pipelines; Providing information and advice in the field of transport, storage and distribution of gases and liquids; Logistic planning relating to transport, storage and distribution of gases and liquids; Supply of energy, consultancy and information services relating to the aforementioned service
40
Generation, production and conversion of energy, gas, hydrogen and electricity; Rental of gas, water and heating installations, appliances and apparatus; Consultancy relating to processing fuels and illuminants
42
Technical advisory services and consultancy relating to energy production, use, transport, transport and storage as well as technical consultancy and consultancy relating to energy, heat and water distribution and use; Scientific and technological services and research and design relating thereto; Industrial analysis and research services; Design and development of computer hardware and computer software, computerisation services; Research and innovation (design) in the field of energy supply; Providing technical consultancy relating to energy saving; Providing scientific and technical research into environmental impact, and reporting thereon; Scientific research in the field of environmental and energy issues; Technical consultancy regarding energy supply, the use of energy