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35
Advertising; business management; business administration; office functions
business advisory services in the fields of selection and use of water purification apparatus, water softening apparatus and equipment, water treatment systems, sewage treatment; energy auditing of energy consumption and of the energy efficiency of operation of appliances; all the aforesaid services intended for industries, water authorities and/or municipalities
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37
Building construction; repair; installation services
construction and installation of water purification equipment and apparatus, water softening equipment and apparatus, water treatment equipment and apparatus, sewage treatment equipment and apparatus; maintenance, repair and servicing of water purification equipment and apparatus, water softening equipment and apparatus, water treatment equipment and apparatus, sewage treatment equipment and apparatus; extraction of water from underground; ultra-violet disinfecting services of effluent; all the aforesaid services intended for industries, water authorities and/or municipalities; computer-assisted maintenance, namely, repair and servicing with the help of remote control monitors of municipal and industrial wastewater processing systems and/or installations
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42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
professional consultancy services in the field of chemical engineering, biochemical engineering, geological engineering, environmental engineering, recycling water engineering, sewerage engineering, waste water engineering, waste engineering, odour control engineering, and pipeline engineering, water quality control services, namely, sampling, analysis and reporting of data from water, waste water, solid waste; engineering laboratory services and analytical engineering laboratory services, provided via mobile laboratory and analytical units; professional water analysis consultancy, advisory and information services relating to water analysis, water quality analysis and water safety analysis; technical professional consultancy, technical information and technical advisory services in the fields of environmental protection, environmental science and environmental engineering relating to environmental impact assessments, environmental risk assessments and environmental risk minimization with regard to water and waste, these services being aimed at achieving the safe and efficient handling and use of water and/or waste and the highest standards of water quality and safety and waste quality and safety; all the aforesaid services intended for industries, water authorities and/or municipalities; professional waste water analysis consultancy, advisory and information services, relating to waste water analysis, waste water quality analysis and waste water safety analysis
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45
Legal services; security services for the protection of property and individuals; personal and social services rendered by others to meet the needs of individuals
professional consultancy, advisory and information services in the field of regulatory compliance and environmental regulatory matters in the fields of water, water safety and water quality and waste, waste quality and waste safety; inspections of water purification apparatus and installations for safety purposes; safety inspection audits to improve safety of appliances for generating and/or transmitting and/or distributing water, waste water, sewerage and waste; providing advice on environmental regulatory matters in the field of water and waste; safety inspection audits to improve the safety of water quality and water safety, waste quality and waste safety and of the efficiency of operation of installations and appliances and the safety checking of installations and appliances for the supply of water and/or waste, all for safety purposes; all the aforesaid services intended for industries, water authorities and/or municipalities