Water supply and distribution services, collection of urban or industrial wastewater, of sludge, collection, transport, sorting, disposal and storage of useful materials or of urban, industrial and radioactive waste, of solid or liquid waste, of industrial greases and of office papers; collection, transport, grouping, sorting, identification, conditioning and reconditioning (storage) of all kinds of waste and particularly urban, household, industrial, ordinary and special industrial, hospital, agricultural, horticultural, silvicultural, hazardous, solid and liquid waste, disposal and storage of useful materials, waste, perishable or hazardous products, storage of waste in landfills.

Water quality control services, scientific and industrial research services relating to environmental protection, laboratory research services in the fields of water and water treatment and purification, chemical analysis, chemical research, professional consultancy, engineering project study, engineering work, preparation of non-business plans and engineering works (not for construction) in the fields of water and water treatment; expert appraisals in the field of water and effluent treatment; laboratory research services in the fields of industrial, household, hospital and special waste, refuse, sludge and ash treatment, industrial, household, hospital and special waste recovery; bacteriology research services, advice and expert appraisals in the field of industrial, household, hospital and special waste, sludge and ash from plants, both urban and industrial; computer programming, computer services, namely development, design and updating of computer software and software packages; technical consulting and advice in the field of computing, computer rental, design of computer and telecommunication systems, scientific and industrial research services for developing and evaluating the performance of physico-chemical water treatment processes and products; scientific and technical studies for developing and evaluating the operation performance of installations for treating drinking water or industrial process water, for treating household or industrial wastewater, as well as for treating physico-chemical or biological fluids and sludges; technical audits, engineering advice and work relating to these processes and equipment and to all other fluid treatments, including in the field of industrial processes; research center services in the fields of collection, transport, treatment, cleaning, storage, sanitation, recovery and disposal of waste and refuse; advice and expert appraisals in the field of waste and refuse, scientific and industrial research relating to environmental protection for the collection, transport, treatment, cleaning, storage and recovery of waste and refuse; engineering, engineering project study, engineering work services in the fields of design and construction of industrial and urban centers and units for waste and refuse collection, sorting, storage, treatment, recovery and disposal; pollution prevention services, consultation on environmental protection, urban, industrialization and natural resource development planning, environmental information, study of economic, social and environmental implications, of urban, industrialization and natural resource exploitation or development operations, especially relating to water.

Repair and maintenance services of apparatus for treating liquids and fluids; upkeep and maintenance of sewerage networks, restoration of aqueducts or water distribution pipes, construction of sanitation works, wastewater collectors, rainwater decontamination works, flood prevention works, pumping station renovation services, work to existing structures to improve the security and the quality of the water supply, construction of water treatment plants (for drinking water, urban and industrial wastewater, rainwater); services for installing water pipesand building water treatment plants, drilling of wells, construction, installation and repair of irrigation devices; maintenance and renovation of buildings, rehabilitation of sites, buildings, buildings, warehouses, land development services; restoration and rehabilitation of degraded sites (cleaning and reconstruction); upkeep or cleaning of buildings, premises, floors (facade cleaning); disinfection, rat extermination, insect eradication; cleaning of structures, urban structures, works of art, underground works, road equipment, sites, industrial premises (exterior surfaces and cleaning), cleaning of water pipes, of industrial installations, high-pressure cleaning of underground works, road network cleaning services; upkeep and maintenance services for buildings, roads, urban equipment; repair and maintenance of installations, apparatus, units and facilities for the storage of waste and refuse, centers, installations, apparatus and recycling, treatment, recovery and destruction units for waste and refuse; construction of installations, centers and units for the storage of waste and refuse, centers, installations, and units for the recycling treatment, recovery and destruction of waste and refuse; maintenance and renovation services for industrial and urban sewerage systems; rehabilitation of industrial and urban sanitation systems.

Telecommunications; information on telecommunication; communications by computer terminals or by fiber-optic networks; communications by radio or telephone; electronic bulletin board services (telecommunication services); connection by telecommunications to a global computer network; rental of telecommunication apparatus; teleconferencing services; electronic messaging services; rental of access time to global computer networks, radio communications between flow meters and a receiver that transmits information to a database; transmission of information on consumption, monitoring, tracking and billing by radio communication from meters to computer terminals; diffusion of public announcements and alerts relating to security.

Water supplying, water distribution, collection of urban or industrial wastewater, of sludge; collection, transport, sorting, disposal and storage of useful materials or of urban waste, industrial and radioactive waste, solid or liquid waste, industrial fats and office papers; collecting, transporting, grouping, sorting, identifying, processing and reconditioning (storage) all kinds of waste, and in particular urban, household, industrial, ordinary and special industrial, hospital, agricultural, horticultural, forestry, hazardous, solid and liquid waste; disposal and storage of useful materials, waste, perishable or hazardous products; storage of waste in landfills; transport, packing and storage of fertilizer, organic amendments, compost and growing media; information services relating to the management of the collection, transport of waste from care services.

Processing and transformation of waste generated by households, public or private communities and enterprises, ordinary, special, solid, liquid, hazardous waste and related information; services for purifying and regenerating waste; waste and refuse recycling services, waste and refuse composting services; recovery of industrial, household, hospital, special, ordinary waste, from local authorities and companies (public or private), biological and energy recovery services for waste and refuse; site clean-up services; degraded soil and site rehabilitation services (decontamination); destruction of waste and trash, incineration of waste and trash, disposal of industrial toxic waste, of industrial household, hospital, ordinary, special non-toxic waste; water treatment services, water treatment services by introducing reagents, in particular in waters for human or animal consumption and in waters for industrial use, services for the sanitation and treatment of industrial wastewaters, water production services; treatment of materials, namely, residues and waste from water treatment; processing of agricultural goods from plants or animals to develop fertilizers, compost and growing media; waste and refuse cleaning services; information services relating to the management of treating waste from care services.

Education; training; entertainment; sporting and cultural activities; information relating to entertainment or education; publication of books; videotape film production; organization of competitions (education or entertainment); organization, and conducting of colloquiums, conferences or congresses; organization of exhibitions for cultural or educational purposes; publication of electronic books and journals on-line; electronic desktop publishing.

Water quality control services, scientific and industrial research services relating to environmental protection, laboratory research services in the fields of water and water treatment and purification, services of chemical analysis, chemical research, professional consultancy, study of technical projects, engineering work and engineer works (not for construction) in the fields of water and water treatment, surveying in the field of water and effluent treatment, laboratory research services in the fields of industrial, household, hospital and special waste,refuse, sludge, ash, industrial, household, hospital and special waste recovery, bacteriology research services, surveying in the field of industrial, household, hospital and special waste, sludge and ash from plants, both urban and industrial, computer programming, computer services, namely, development, design and updating of computer software and software packages, technical consulting and advice in the field of computing, computer rental, design of computer and telecommunication systems, scientific and industrial research services for developing and evaluating the performance of physical-chemical water treatment processes and products; scientific and technical studies for developing and evaluating the operation performance of installations for treating drinking water or industrial process water, for treating household or industrial wastewater, as well as for treating physico-chemical or biological fluids and sludges; technical audits, engineering advise and work relating to these processes and equipment and to all other fluid treatments, including in the field of industrial processes; research center services in the fields of collection, transport, treatment, cleaning, storage, sanitation, recovery and disposal of waste and refuse; expert appraisals in the field of waste and refuse; scientific and industrial research relating to environmental protection for the collection, transport, treatment, cleaning, storage and recovery of waste and refuse; engineering, engineering project study, engineering work services in the fields of design and construction of industrial and urban centers and units for waste and refuse collection, sorting, storage, treatment, recovery and disposal; air, water and sound pollution prevention services; consulting regarding environmental protection, urban planning, industrialization and natural resource promotion, information relating to the environment, study services (surveying) with regard to economic, social and environmental implications, operations relating to urban planning, industrialization and use or promotion of natural resources, particularly water; soil tests, agricultural, horticultural, wine growing, arboricultural and silvicultural engineering; quality control of air, water, soil; surveying in the field of industrial information systems (automatism, checking, control and centralized technical management, decision-making systems, operating data management systems); technical project studies, analyses, evaluations, estimates, research, information and advice in the fields of technology, maritime, offshore, port, energy, sustainable development, environment, climate, weather, industrial and household waste management, water, flood control, hydrogeology, development of wet areas, public transport, telecommunications, civil engineering and urban engineering; certification and compliance of said services with the quality assurance terms; management of Internet sites in the field of care services waste management.

Security services for the protection of property and individuals.