Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and water supply; Water heaters, Solar installations (heating), Heating boilers and Burners; Apparatus and installations for electricity generation, namely combined heat and power plants; Parts for constructing combined heat and power installations, namely heat pumps, combined heat and power plants, fuel cell heating apparatus.

Business management, Business administration, Office functions, Advertising, Design of advertising measures; Updating of advertising material; Dissemination of advertisements; Business consulting services; Consultancy relating to business organisation; Business administration; Business auditing; Computerised file management; Collating and systematic ordering of data in a computer database; Market research; Commercial information agencies; Publication of publicity texts, Import-export agency services; Marketing research; Public relations; Arranging of commercial and business contacts in relation to electric and sanitary articles, installations and goods, Also provided via the Internet; Marketing in the field of electric and sanitary articles, installations and goods; In particular with an emphasis on renewable energies; Negotiating contracts, for others, for the buying and selling of goods, and negotiating of contracts, for others, for the providing of services regarding electrical and sanitary articles, devices and goods; Energy consultancy for consumers; Wholesaling, retailing and mail order, including online, namely of electrical and sanitary articles, devices and goods of all kinds and apparatus for heating, steam generating, cooking, refrigerating, drying, ventilating and water supply purposes, heat pumps, wood gasification boilers, pellet boilers, fireplace stoves, solar thermal installations, apparatus and devices, solar furnaces, solar collectors (heating), pellet transport installations (automatic), furnace ash boxes, expansion tanks for central heating installations, bath heaters, apparatus and installations, structural plates for ovens, burners, fuel economisers, steam generating installations, steam boilers, other than parts of machines, steam accumulators, pressure water tanks, air reheaters, flues for heating boilers, filters for air conditioning, air filtering installations, kiln furniture (supports) and feeding apparatus for furnaces, gas burners, brackets for gas burners, gas generators, gas boilers, hot air apparatus, hot water apparatus, heating apparatus for solid, liquid or gaseous fuels, heating elements, hot air ovens, heating plates, radiators (heating), heating installations, hot water heating installations, domestic fireplaces, air cooling apparatus, air dryers, ventilation (air-conditioning) installations and apparatus, shaped fittings for ovens, oven fittings made of fire clay, fire bars, incinerators, oil burners, petrol burners, heat pumps, chimney flues, dampers (heating), regulating and safety accessories for gas and heating apparatus, chimney blowers, thermostatic valves (parts of heating installations), radiator caps, fans (air conditioning, parts of air-conditioning installations), heat exchangers, not parts of machines, heat accumulators, heat regenerators, central heating radiators, humidifiers for central heating radiators; Professional business consultancy for franchise concepts; Marketing services, Including the development of marketing concepts and marketing consultancy; Development of trademarks (advertising); Publicity and sales promotion services, In particular consultancy regarding the presentation of goods and the appearance of retail establishments, and implementing advertising campaigns and decoration; Merchandising (sales promotion); Organisation consultancy and professional business consultancy, In particular on the choice of location, Shop design and shop fitting and goods management, Storage planning and stock organisation; Distributorship services and Auctioneering and Organisation of trade fairs; Market research and market analysis; Providing market information through market analyses; Computerised data processing; Creating marketing concepts for specialist markets; Creating prospectuses, brochures and catalogues and decorative materials, for others, for advertising purposes; Compiling of information on individual items, together with shop sale prices, Namely consumer consultancy; Creating price and shelf labels, namely price labelling of goods; Retail-range consultancy, Namely consumer consultancy; Personnel management consultancy, negotiating and concluding of contracts with energy and power suppliers, generators and consumers; Professional business and organisational planning for apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and water supply purposes, water heaters, boilers and burners, cogeneration installations, heat pumps, combined heat and power plants, fuel cells, fuel cell heating apparatus, machines for electricity and energy generation, machine tools; Motors and engines (except for land vehicles), measuring, control and regulating apparatus, apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity.

Arranging of investments for wind power installations or solar parks.

Installation, assembly, maintenance and repair of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and water supply purposes, water heaters, boilers and burners, cogeneration installations, heat pumps, combined heat and power plants, fuel cells, fuel cell heating apparatus, machines for electricity and energy generation, machine tools, motors and engines (except for land vehicles), measuring, control and regulating apparatus, apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity.

Transport; Packaging and storage of goods; Delivery, supply and distribution of energy, in particular electricity; Forwarding of electrical energy.

Treatment of materials, In particular surface finishing of metal and plastic parts; Power and energy generation.

Providing of training and further training, including online; Education information; Publishing of electronic publications (not downloadable), Other than for advertising purposes; Coaching; Training (Practical -) [demonstration]; Electronic desktop publishing; Services of a publishing house (excluded printing services); Performances (Presentation of live -); Educational examination; Provision of tuition; Correspondence courses; Correspondence courses; Further training consultancy; Publication of texts, All the aforesaid services included in class 41; Publication of printed matter (other than for advertising purposes) in electronic form, including on intranets and on the Internet; Publication of periodicals and books in electronic form, including on intranets and the Internet; Entertainment information; On-line publication of electronic books and journals; Arranging and conducting of conferences; Arranging and conducting of congresses; Arranging and conducting of symposiums; Organisation of exhibitions, conventions and seminars for cultural or entertainment purposes; Personnel development, namely organisation and/or conducting of further and advanced training programmes; Teaching and educational services; Arranging and conducting of seminars; Workshops (Arranging and conducting of -) [training]; Arranging and conducting of colloquiums; Organization of exhibitions for cultural or educational purposes; Competitions (Organization of -) [education or entertainment]; Publication of texts (other than publicity texts); Vocational guidance; Arranging and conducting of fitness training.

Engineering, in particular development, planning, construction and monitoring of production and assembly; Technical consultancy with regard to heat technology apparatus; Technical energy consultancy for domestic, commercial and industrial purposes; Development of integrated technical energy strategies through technical energy consultancy and technical project planning; Energy management, namely technical consultancy and planning regarding energy generation and distribution installations; Technical and ecological consultancy in the energy sector; Technical consultancy relating specifically to energy; Environmental services, Namely consultancy relating to environmental protection; Development of usage concepts for real estate with regard to technical matters (facility management); Technical consultancy, for others, with regard to the procurement and use of electrical and sanitary articles, devices and goods and apparatus for heating, steam generating, cooking, refrigerating, drying, ventilating and water supply purposes, heat pumps, wood gasification boilers, pellet boilers, fireplace stoves, solar thermal installations, apparatus and devices, solar furnaces, solar collectors (heating); Expansion tanks for central heating installations, heaters for baths, bath apparatus and installations, burners, fuel economisers, steam generating installations, steam boilers, other than parts of machines; Steam accumulators, pressure water tanks, air reheaters, filters for air conditioning, air filtering installations, hot air apparatus; Hot water apparatus, air reheaters, air cooling apparatus, air dryers, ventilation (air-conditioning) installations and apparatus, heat pumps, heat exchangers, heat accumulators, heat regenerators.