42 Design and development of computer hardware and software; technical planning in the nature of engineering and technological planning of pipelines and cables in the areas of gas, water, waste water wind and solar energy and telecommunication; exploration and search services in the field of mineral resources, other raw materials, energy and related materials and products, as well as chemical and petrochemical products; Technological consultation in the field of energy saving, environmentally compatible and/or efficient energy production for consumers and businesses, namely in the field of environmental science, engineering services, design, testing and use of energy saving, environmentally compatible products and technologies for energy efficient production; engineering services, in particular technical calculation; research in the area of environmental protection; creation of computer programs for data processing, particular of programs in the areas of energy procurement, energy supply, energy delivery and energy transport; technical planning in the nature of engineering of infrastructure development proposals, sewers, sewage plants and power plants; technological consultancy comprising 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 in the nature of engineering of heat generating plants, solar, hydroelectric and wind power plants and installations; technical planning in the nature of engineering in the field of optimization of heat generating plants, solar, hydroelectric and wind power plants and installations; technical support, namely, monitoring technological functions of industrial installations in the areas of energy, gas, water and waste water and of heat generating plants, solar, hydroelectric and wind power plants and installations; 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 plant engineering; searching of mineral resources and other raw materials and of energy and of the materials and products accruing thereby as well as all types of chemical and petrochemical products; technical planning in the nature of engineering for the manufacture of installations and plants in the areas of power, electricity, gas, hydrogen, building services, communications and environmental engineering; technical planning in the nature of engineering in the field of mechanical and plant engineering, mineral exploration, exploration for other raw materials and energy and the materials and products accruing from energy, and all types of chemical and petrochemical products; 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 and installations; technical monitoring in the nature of monitoring of technological functions of industrial installations in the fields of energy and of heat generating installations to ensure proper functioning and deduct optimization potential; design and development of software for control, regulation and monitoring of solar and wind energy systems; advisory services, namely advisory engineering services relating to energy efficiency and advisory services in the field of energy measurement to improve energy efficiency; testing, analysis, and evaluation of the energy efficiency of buildings to determine conformity with certification standards; advisory services relating to research and development of technical solutions in the field of energy efficiency; computer programming for the energy industry; conducting scientific research and technical project studies being scientific studies relating to the use of natural energy; 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, namely, windmills, wind-powered electricity generators, wind turbines, windmill pumps, solar-powered energy electricity generators, gas turbines, CCGT (Combined Cycle Gas Turbine) plants, electric generator plants, hydroelectric installations for generating electricity, hydroelectric power plants, photovoltaic apparatus for converting solar radiation to electrical energy, photovoltaic apparatus and installations for generating solar electricity, photovoltaic solar modules, portable solar panels for generating electricity, solar batteries, solar energy collectors for heating, solar energy powered heating installations, solar energy powered heating apparatus, thermal storage apparatus for heating, thermal storage instruments for heating, solar cell lighting apparatus, solar collectors for heating, solar furnaces, solar heat collection panels, solar heating installations, solar heating panels, solar lamp units, solar lamps, solar lights, solar powered ventilation apparatus, solar thermal collectors for heating, solar water heaters, thermal energy storage plants, heat pumps and heat pump installations, biomass power plants, solar thermal power plants consisting of solar thermal collectors for heating, geothermal power plants, waste to energy incineration plants, and computer software and hardware systems for regenerative energy generation; energy auditing; engineering services in the field of energy technology; engineering services relating to energy supply systems; professional consultancy in the nature of engineering and scientific research services relating to energy efficiency in buildings; programming of energy management software; provision of information concerning scientific research and technical project studies being scientific studies relating to the use of natural energy; recording data relating to energy consumption in buildings on prerecorded data carriers in the nature of compact discs, computer magnetic hard drives and magnetic tapes, solid state memory drives, audio tapes, optically and/or mechanically encoded discs and storage tapes, DVDs, USB drives; research in the field of energy; technological analysis relating to energy and power needs of others; technological consulting services in the field of alternative energy generation; technical development of emission-reducing, decentral small local power plants for energy generation for municipal and industrial installations; technological consultancy in the energy field in connection with trading in emission rights, in particular emission data/systems analysis, emission data validation, analysis of installations, in particular in the field of energy generation; technological consultancy, namely drawing up emission inventories and emission reports for power plants and installations, online monitoring of emissions of power plants and installations, integration of emission balance sheets into existing power plant accounting programs, control and regulation of emissions and emission networks for installation pools of power plants and installations, in particular for use in in the field of energy generation, certification of emission reports for power plants and installations in accordance with legal specifications; 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; engineering services in the field of the generation of electrical and thermal energy and steam from waste, valuable materials and biomass; 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; computer programming for the energy industry, engineering services relating to energy supply systems; providing technical advice relating to engineering in the field of energy conservation; provision of information concerning scientific research relating to the use of electrical energy; engineering project management services; technical planning in the nature of engineering and technological consulting in the field of engineering of solar energy generating installations; consultancy in the field of engineering of installations for energy saving and improving energy efficiency; programming of energy management software for recording data relating to energy consumption on prerecorded data carriers in the nature of compact discs, computer magnetic hard drives and magnetic tapes, solid state memory drives, audio tapes, optically and/or mechanically encoded discs and storage tapes, DVDs, USB drives; design and development of software for control, regulation and monitoring of electric energy systems; computer software design and development services relating to Internet platforms in the field of solar power, smart home, electro mobility and heating; technical planning in the nature of engineering and technological consulting in the field of engineering of energy generating installations; providing a web hosting platform for developing, storing and sharing information; providing a web hosting platform for the placement and evaluation of craftsmen; mechanical engineering in the field of energy technology and process engineering