Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, generating and distributing electricity, including electric distribution grids; apparatus and instruments for the supervision, remote control, checking and measuring of electricity and energy consumption and for the operation of power stations; electric cables and connection equipment and posts and transformers for the distribution and use of electricity and energy; detectors for industrial purposes and for use in energy generation and distribution; solar thermal installations for energy generation, photovoltaic installations and systems comprising these installations, components and spare parts for photovoltaic installations and systems, and for solar thermal installations, solar cells, solar collectors, solar modules, solar energy generating modules, solar cell pallets, solar panel arrays, inverters, data processing equipment and computers.

Wind and hydroelectric power stations, oil or coal-fired power stations, gas turbine power stations, nuclear power stations, condenser power stations, combined power and heating plants, pump and air magazine power stations for the production and distribution of energy; industrial purifying installations for the handling of waste, air, water and energy products including nuclear waste reactors; apparatus and installations for heating, steam generating, cooking, refrigerating, drying, ventilating and water supply purposes, and parts and fittings for the aforementioned goods included in this class; Solar collectors (heating apparatus), solar thermal installations for heat generation; energy generating installations, namely generators, gas and steam turbines; steam generating installations, boilers, ovens, industrial hot water heating installations, in particular for generating hot water for heating purposes (district heating).

Vehicles; apparatus for locomotion by land, air or water; driving motors for land vehicles, in particular based on renewable energies; Electric vehicles; electric motors, hybrid motors, hydrogen motors, gas engines for land vehicles.

Arranging and concluding of contracts for supplying electricity, gas, district heating and water; Professional business and organisation consultancy in the energy sector; business management and business administration for power stations, for others; energy brokerage, namely arranging contracts for the purchase of electricity and gas; business planning with regard to the use of energy transmission, energy distribution and energy generating installations; building promoter services, namely organisational preparation of building and installation projects, business planning with regard to the use of power stations, photovoltaic installations and systems, and of solar thermal installations; project planning and building contracting, namely planning and conducting of building projects for others with regard to organisation; consumer consultancy, business consultancy, professional busines consultancy, all in connection with the supplying and consumption of electric energy (electricity) and/or gas and/or water, wholesale and retail services in relation to electrical energy, gas, water and district heating, silicon, fuels, vehicles with drives based on renewable energies, energy transmission, energy distribution and energy generating installations; energy management, namely business management and business administration of energy generating and distribution installations.

Financial consultancy and brokerage, and insurance consultancy and brokerage with regard to the purchase of energy transmission, energy distribution and energy generating installations; financing of energy transmission, energy distribution and energy generating installations; leasing of energy transmission, energy distribution and energy generating installations, technical equipent for supplying electricity, natural gas and energy; energy services, namely energy consultancy with regard to financial matters, for households, commerce and industry, development of integrated energy concepts with regard to financial matters; financial consultancy in the energy sector; project planning and building contracting, namely planning and conducting of building projects for others with regard to financial and technical matters.

Building construction, namely construction and installation information, conducting construction and installation works, assembly, construction and installation of energy transmission, energy distribution and energy generating installations, maintenance and repair of energy transmission, energy distribution and energy generating installations; construction of power stations, in particular hydroelectric power stations, nuclear power stations, coal-fired power stations, gas and steam turbine power stations; Energy management, namely the construction and maintenance of energy generation and distribution installations; creation and installation of distribution and transport networks; construction of turnkey buildings for energy transmission, energy distribution and energy generating installations; installation of energy transmission, energy distribution and energy generating installations.

Accumulation, storage, transmission and distribution of electrical energy, electricity, power, air, heat and cold, natural gas and petroleum, water, and of fuels for energy production; energy supply, namely supply and distribution of electricity, heat, gas and water; providing transport networks for distributing energy; electricity distribution; supplying of renewable and non-renewable energy.

Energy supply, namely the generation of electricity and gas; processing and refining of oil, gas, natural energy sources and fuels for the production of energy and electricity, cold, heat, air and water; production of energy.

Professional consultancy in the field of energy concepts, energy consumption, ecological energy consumption and the reduction of energy consumption; energy consultancy for domestic, commercial and industrial purposes; research and development of new products relating to the generation and distribution of electricity and gas; technical consultancy with regard to operating distribution networks; planning of power stations; services in the field of landscaping, planning, design and development of equipment, installations and devices in the fields of energy technology, electrical engineering, building technology, communications engineering and environmental technology, and of machine, installation and equipment construction; searching for mineral resources and other raw materials and of energy and of materials and products produced therefrom and of chemical and petrochemical products of all kinds; computer programming for the control, regulating and/or monitoring of energy transmission, energy distribution and energy generating installations; research in the field of energy transmission, energy distribution and energy generating installations, in particular technical planning and technical development of components, equipment and systems for energy transmission, energy distribution and energy generating installations; technical development of components, equipment and systems for energy transmission, energy distribution and energy generating installations; technical development and planning of energy transmission, energy distribution and energy generating installations; analytical data capture, appraisal and development of concepts for the purpose of performance optimisation with regard to energy transmission, energy distribution and energy generating installations; energy consultancy with regard to technical matters; technical consultancy in the choice of energy transfer, energy distribution and energy generating installations.