Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely step-up transformers, grounding transformers, generator step-up transformers, autotransformers, electrical surge arresters, switching cable feeders consisting of circuit brakers, disconnection switches, earthing switches, surge arresters, voltage transformer, current transformer, capacitive voltage transformer with coupling for frequency carrier signal, blocking reactor against frequency carrier signals, cable trench and thermal backfill for between the trench and power cables, switching shunt capacitors, doubly-fed induction generators, closing and pre-insertion electric resistors, converters, inverters, and battery energy storage systems composed of batteries, electric rectifiers and electric inverters, electricity conduits, electrical conductors for transformers, electric transformers, current switches, electric switchboards, electric storage batteries, induction voltage regulators; electromagnetic coils, electric cables, electric measuring apparatus, namely, clamp meters for measuring electricity, meters for measuring electrical resistance, energy meters for tracking and monitoring energy usage, precision measuring instruments, namely, laser measuring tapes, measuring rules, meters for measuring electrical voltage; photovoltaic apparatus, namely, photovoltaic modules, photovoltaic cells, photovoltaic inverters, and photovoltaic installations for converting solar radiation to electrical energy; solar energy collectors for electricity generation; wind pressure gauges; automatic solar tracking sensors; crystalline silicon solar power cells; crystalline silicon solar cells; electronic sensors for measuring solar radiation; inverters used in solar power generation; photovoltaic installations for generating solar electricity; photovoltaic solar modules; portable solar panels for generating electricity; solar batteries; solar battery chargers; solar cell panels and solar cell plates for use in the production of electricity; solar-powered rechargeable batteries; solar powered telephones; solar wafers; meters for monitoring electrical energy consumption; electric control devices for energy management, namely electric control panels, electrical charge controllers, and electric current control devices; energy regulators; ultracapacitors for energy storage; computer software and mobile apps for analyzing and managing energy distribution, consumption and storage; computer programs for analysing and reporting of electrical energy usage and efficiency, electrical energy conservation, cost analysis and administrative processing of invoices and ecological reports in the field of environmental assessment services; systems and software for remote maintenance of power supply devices, namely computer hardware and software systems for the remote maintenance of electric power supply devices, namely, electric control panels, electrical charge controllers, electric current control devices; computer software and mobile apps for trading, namely downloadable and recorded computer software and mobile apps for trading energy, commodities and energy certificates; computer software and downloadable software applications for mobile phones and other wireless devices for measuring, monitoring and analyzing electricity consumption; downloadable and recorded computer software that allow users to remotely interact with environmental monitoring, control, and automation systems; electronic device software drivers that allow for the synchronizing of data between hand-held or portable computers and host computers; equipment for central control and switching of consumer units for electrical and photovoltaic energy, namely, electric current switches and electric control panels; electric cables; electric junction boxes; measuring, monitoring and control apparatus and instruments for the creation, transportation, distribution and supply of electrical and solar energy, namely, electric power distribution units, boxes and consoles for use with solar power installations and photovoltaic installations; computer software for measuring, monitoring and analyzing electricity consumption; mobile apps for measuring, monitoring and analyzing electricity consumption; fuel cells; supercapacitors; photovoltaic installations for generating solar electricity.

Solar energy collectors for heating; solar collectors for heating; solar furnaces; solar heat collection panels; solar heating panels; solar thermal collectors [heating]; solar water heaters; thermal energy storage plants; heat pumps; biomass power plants; solar thermal power plants; geothermal power plants; waste to energy incineration plants.

Management and organizational consulting in business matters in the sector of communication technology and in the energy sector; business organizational consultation and planning services for construction projects as a service of a housing developer; business services for third parties in the procurement of energy and fuel by means of supply networks and pipelines, and also by means of service contracts for other companies; business consultation of third parties in the sector of production, procurement, transport and usage of energy and water; business consultation in the optimization of heat generating plants; commercial business and business administration for third parties, in particular in the field of energy, gas, water and wastewater industry; commercial business and industrial plant administrative management for third parties; billing of heating expenses (consumption billing) for third parties; payroll accounting; execution of commercial services, namely, billing of energy deliveries for third parties; establishment of cost-price analyses in the area of energy procurement and energy supply; compilation of statistics in the area of energy procurement and energy supply; procurement of commercial transactions and contracts for third parties in the area of energy procurement and energy supply; procurement of contracts regarding transport capacity, transport services by means of supply networks, storage capacities and gas structuring services, also in the framework of e-commerce for third parties; business management for third parties relating to installations that produce, transmit or supply electrical and thermal energy, gas or water; business organizational consultation services for building, energy, hydroelectric energy, wind energy and solar energy projects; professional business consultancy for optimising heat, electricity, energy, hydroelectric energy, wind energy and solar energy generating installations; assistance and consultancy services in the field of business management of companies in the energy sector; billing services in the field of energy; energy price comparison services; import-export agencies in the field of energy; procurement of contracts concerning energy supply; tracking and monitoring energy consumption for others for account auditing purposes; arranging and concluding of contracts for supplying electricity, gas and water; commercial and organisational consultancy in connection with trading in emission rights; administrative processing and assistance for power plant operators with regard to the certification process; assistance and consultancy services in the field of business management in the energy sector; business consultancy and business information with regard to the sale of electric vehicles; provision of an on-line marketplace for buyers and sellers of goods and services; affiliate marketing; consultancy services in the field of affiliate marketing; computerised point-of-sale data collection services for retailers.

Financial services, in particular for bill payment of energy supplies for others; procurement of financial investments in companies which are active in the areas of energy procurement and energy supply; procurement of financial investments in companies which are active in the area of commerce with gaseous and liquid fuel, heating fuel, fuel and luminescent material, in particular natural gas, liquefied natural gas (LNG), petroleum, coal, electrical energy, electricity, energy, hydroelectric energy, wind energy and solar energy; services of a securities trader, in particular in the area of trade with raw material certificates, emissions rights certificates and foreign currency; brokering of financial investments in companies active in the field of trading in electricity, energy, hydroelectric energy, wind energy and solar energy; brokerage of financial investments in energy companies; consultancy concerning financing of energy projects; contracting, namely, financing of emission-reducing, decentral installations for energy generation for municipal and industrial customers; lease-purchase financing services; investment consultancy.

Building construction and demolition; dismantling of oil tanks; construction and maintenance of supply networks for the transport of natural gas, liquefied natural gas, oil, electric power, heat, electricity, hydroelectric energy, wind energy and solar energy; maintenance and repair of wind power plants; construction of utility solar installations; installation and maintenance of solar thermal installations; installation of non-residential solar panel power systems; installation of residential solar panel power systems; installation of solar heating systems; installation of hydroelectric power systems; maintenance and repair of solar thermal installations; maintenance and repair of solar power installations; maintenance and repair of solar heating installations; maintenance and repair of wind power installations; maintenance and repair of hydroelectric power installations; construction of geothermal energy installations; construction of wave energy power plants; maintenance and repair of wave energy power plants; maintenance and repair of electrical and energy generating machines; vehicle battery charging; battery changing service for motor vehicles; battery charging service for vehicles; battery maintenance service; charging station services for electric vehicles; installation of charging columns for electric vehicles; servicing of power generating apparatus and installations, namely maintenance and repair of electrical and energy generating machinery; repair of gas supply systems; repair or maintenance of gas water heaters; maintenance and repair of industrial piping; construction of hydroelectric factories and plants.

Disposal of waste materials from power plants; storage of energy, fuel, steam, water, liquefied gas and gas; transportation, distribution and delivery of energy, fuel, steam, water, liquefied gas and gas by land, water and air vehicles and by means of supply networks and also by means of service contracts with third parties; water distribution and supply; storage, transportation, distribution and delivery of energy and fuel by means of pipelines, cables and also by means of service contracts with third parties; storage of energy and fuel; waste transport; distribution of energy; distribution of renewable energy; transport and storage of waste, valuable materials and biomass; energy storage through power-to-x technology, namely power-to-ammonia, power-to-chemicals, power-to-fuel, power-to-gas, power-to-heat, power-to-hydrogen, power-to-liquid, power-to-methane, power-to-mobility, power-to-power, and power-to-syngas; hydrogen storage; compressed air energy storage; flywheel energy storage; gravitational potential energy storage with solid masses; heat thermal energy storage; superconducting magnetic energy storage; pump-supported storage of hydroelectricity; grid energy storage; rail energy storage.

Waste processing (recycling), namely recycling of photovoltaic modules and wind on- and offshore power plants; waste water treatment; recycling of all types of wastes; production of energy, in particular with solar energy, hydro-energy, hydrogen, wind energy, water, petroleum, and natural gas; production of solar energy, hydro-energy, hydrogen, and wind energy; generation of electricity from solar energy; generation of electricity from wind energy; generation of electricity from geothermal energy; generation of electricity from hydro-energy; information and advisory services relating to the generation of electricity from wave energy; leasing of energy generating equipment; processing of electronic circuits by energy surface patterning; energy conversion through power-to-X technology, namely power-to-ammonia, power-to-chemicals, power-to-fuel, power-to-gas, power-to-heat, power-to-hydrogen, power-to-liquid, power-to-methane, power-to-mobility, power-to-power, and power-to-syngas; custom production of hydrogen through electrolysis; conversion of hydrogen to methane; conversion of hydrogen and CO2 to methanol; conversion of electrical power to a gas fuel (power to gas); production of hydroelectric power.

Technical planning of pipelines in the areas of gas, water, and waste water, of energy grids for the transmission of wind and solar generated electricity, and of cable installations for telecommunication networks; exploration and search services in the field of mineral resources and energy; technological consultation in the field of energy saving, environmental compatibility and efficient energy production for consumers and businesses; technical monitoring of production processes, namely input and output as well as technical control of gases and liquids produced by wind and solar energy to make them suitable for transport; engineering services in the field of technical calculation relating to energy systems; research in the area of environmental protection; creation of software programs for data processing, in particular of software programs in the areas of energy procurement, energy supply, energy delivery and energy transport; technical safety testing services, in particular technical consultation in the field of safety testing in the field of energy production, distribution and storage; technical planning of infrastructure development proposals, sewers, sewage plants and power plants; technological consultancy and technological preparation of reports and technical calculations relating to the production, procurement of the transport and usage of energies, gas, water and wastewater; technical planning of heat generating plants, solar, hydroelectric and wind power plants and installations; technical planning in the optimization of heat generating plants, solar, hydroelectric and wind power plants; technical monitoring of industrial installations in the areas of energy, gas, water and waste water and of heat generating plants, solar, hydroelectric and wind power plants; services in the area of science and technology as well as research and development services in this regard, namely consultancy relating to technological services in the field of power and energy generation, supply, and storage, technological consulting services in the field of alternative energy generation, and scientific research services in the field of power and energy generation, supply, and storage; scientific and technical analysis for petroleum extraction; engineering work in the areas of power engineering, electrical engineering, building services engineering, communications engineering as well as mechanical and electrical energy plant engineering; searching of mineral resources and energy; technical planning for the manufacture of plants in the areas of power, electricity, gas, hydrogen, building, communication networks and environmental engineering; technical planning in the field of mechanical and power plant engineering, mineral exploration, exploration for energy; engineering services, in particular in the areas of gas transport, supply and utilization of gas, heat and power and solar, hydroelectric and wind power plants; technological consultancy in the field of energy saving, environmentally friendly and efficient energy generation for consumers and businesses, namely energy efficiency consultation services, consultancy relating to technological services in the field of power and energy supply, technological consulting services in the field of alternative energy generation, consulting services in the field of renewable energy projects, consulting services in the fields of energy consumption and usage conservation to improve energy efficiency, design consulting in the field of fuel cells and hydrogen energy systems, and consulting services in the fields of energy consumption and usage conservation to improve energy efficiency; technical monitoring of industrial installations in the fields of energy; design and development of software for control, regulation and monitoring of solar and wind energy systems; advisory services relating to energy efficiency; certification services for the energy efficiency of buildings; advisory services relating to the use of renewable and fossil energy and the sustainable use of energy; computer programming for the energy industry; conducting research and technical project studies relating to the use of natural energy, namely preparation of reports relating to technical project studies for projects in the field of climate change, preparation of reports relating to technical project studies for projects in the field of environmental conservation, technical project studies in the field of climate change, and technical project studies in the field of environmental protection; consultancy in the field of energy-saving; consultancy relating to technological services in the field of power and energy supply; design and development of energy management software; design and development of software for control, regulation and monitoring of solar energy systems; design and development of regenerative energy generation systems; design and development of energy distribution networks; development of energy and power management systems; energy auditing; consultancy in the field of energy saving and energy efficiency; engineering services in the field of energy technology; professional consultancy relating to energy efficiency in buildings; professional consultancy relating to the conservation of energy; programming of energy management software; providing technical advice relating to energy-saving measures; provision of information concerning research and technical project studies relating to the use of natural energy; recording data relating to energy consumption in buildings, namely recording of energy consumption in buildings; research in the field of energy; technical advice in connection with energy-saving measures; technological analysis relating to energy and power needs of others, namely research services in the field of domestic and commercial energy and power demand and analysis services related to technology for meeting domestic and commercial energy and power needs; technological consultancy in the fields of energy production and use; technological consulting services in the field of alternative energy generation; development of emission-reducing, decentral power plants for energy generation for municipal and industrial customers; technological consultancy in the fields of emission data analysis, emission data validation, and emission analysis in the field of energy generation; technological consultancy in connection with drawing up emission inventories and emission reports, online monitoring of emissions, integration of emission balance sheets into existing power plant accounting programs, control and regulation of emissions, emission networks for installation pools, in particular in the field of energy generation, certification of emission reports in accordance with legal specifications; technological consultancy and assistance for power plant operators relating to the preparation of the data for the certification process and the structuring of certifiable, semi-automatic reports and documentation, namely testing, analysis and evaluation of the services of others to determine conformity with certification standards; technical testing and consultancy regarding improvement of fuel consumption in the field of energy generation; technical testing and consultancy regarding the lowering of emission avoidance costs in the field of energy generation; feasibility studies and technological evaluation with regard to emission avoidance measures; preparation of reports relating to emission measuring and analysis for use in emission rights applications, and for submitting it to authorities and certification agencies; emission measuring services for measuring or calculating CO2 emissions according to fuel quantity, namely greenhouse gas emission measuring and analysis, and measurement and verification of carbon dioxide emission offsets; technological services and engineering in the field of the generation of electrical and thermal energy and steam from waste, valuable materials and biomass; technological consultancy and technical development services, technological consulting services in the field of alternative energy generation, consultancy relating to technological services in the field of power and energy supply, and technical consulting services in the field of design and development of electricity and power generation systems and equipment; computer programming in the field of the generation of electrical and thermal energy and steam from waste, valuable materials and biomass; programming of energy management software, advisory services relating to energy consumption and efficiency; computer programming for the energy industry, engineering services relating to energy grids; design and development of regenerative energy generation systems, providing technical advice relating to energy-saving measures; provision of information concerning research and technical project studies relating to the use of electrical energy, namely information services relating to research and technical project studies in the field of electrical energy; engineering project management services in the field of energy industry; technical monitoring and evaluation and consultancy in the field of measuring electrical energy; technical planning and technological consulting in the field of solar energy; consultancy in the field of energy saving and energy efficiency; research and analysis in the field of energy; programming of energy management software, advisory services relating to energy consumption and efficiency; design and development of software for control, regulation and monitoring of electric energy systems; computer design and development services relating to Internet platforms in the field of solar power, smart home, electro mobility and heating; technical planning and technological consulting in the field of energy; hosting platforms on the Internet for developing, storing and sharing information, namely, platform as a service (PaaS) featuring computer software enabling users and systems to collaborate on, view and change data in the field of renewable and fossil energy across applications; hosting platforms on the Internet, in particular relating to solar power, smart home, electro mobility and heating and hosting platforms on the Internet for the placement and evaluation of craftsmen, namely platform as a service (PaaS) featuring computer software enabling users and systems to collaborate on, develop, view and change data relating to solar power, smart home, electro mobility and heating, and platform as a service (PaaS) featuring computer software enabling users to place and evaluate craftsmen; mechanical engineering in the field of energy technology and process engineering.

Civil protection services; legal services; security services for the physical safety and protection of property and individuals; guard services; security consultancy.