Cleaning services; Cleaning of industrial premises; Septic tank cleaning; Cleaning of storage tanks; Dry cleaning; Boiler cleaning and repair; Rental of cleaning apparatus; installation of building scaffolds, working and building platforms; Construction; Installation of insulating materials; Installation of environmental protection systems; Installation of water supply apparatus; Installation of industrial machinery; Installation and maintenance of photovoltaic installations; Furnace installation and repair; Pipeline installation and repair; Installation of security and safety equipment; Machinery installation, maintenance and repair; Installation, repair and maintenance of heating equipment; HVAC (Heating, ventilation and air conditioning) installation, maintenance and repair; Rental of tools, plant and equipment for construction, demolition, cleaning and maintenance; Repair or maintenance of waste compacting machines and apparatus; Waste removal (cleaning); Street cleaning; Sewer pipe servicing; cleaning of drains; Cleaning of buildings; cleaning of buildings, industrial sites and building sites; Cleaning of industrial plant; Building maintenance and repair; Maintenance, servicing and repair of power generating apparatus and installations; Installation of environmental engineering systems; Repair of industrial furnaces; Advisory services relating to the maintenance of environmental control systems

Collection of domestic and industrial waste and trash; Garbage collection (trash pickup only); Transport; Transport and storage of waste; Transportation of medical waste and special waste; Distribution of energy; Distribution of gas; Water distribution and supply; Packaging and storage of goods; Transportation and delivery of goods; container rental services; Hazardous materials warehousing

Recycling services; conversion of waste energy into electricity (energy recycling services); Providing information relating to the recycling of waste; Information, advice and consultancy services relating to the recycling of waste and trash; Waste treatment (transformation); Treatment of waste materials; Rental of waste compacting machines; Incineration and destruction of waste; Consultancy relating to the recycling of waste and trash; Soil, waste or water treatment services (environmental remediation services); Recycling of waste and trash; Treatment of waste materials in the field of environmental pollution control; Air and water conditioning and purification; Air purification; Water treating; Water treatment and purification; Industrial toxic waste disposal; Treatment of toxic waste; Sorting of waste and recyclable material (transformation); Decontamination of hazardous materials; Detoxification of hazardous materials; Waste water treatment; Soil treatment services; Rental of air purification apparatus; Rental of electricity generators; Rental of waste compacting machines and apparatus; Rental of water filtration units for commercial use; Rental of equipment for the treatment and transformation of materials, for energy production and for custom manufacturing; Rental of chemical processing machines and apparatus and providing information relating thereto; Consultancy relating to the treatment of chemical pollution

Installation, maintenance, repair and servicing of computer software; Environmental assessment services; Environmental monitoring services; Environmental testing; Research in the field of environmental conservation; Technical consulting in the field of environmental engineering; Engineering services in the field of environmental technology; Environmental testing services to detect contaminants in water; Engineering services; Architectural and engineering services; Technical project planning in the field of engineering; Research and development services in the field of engineering; Technological analysis services; Chemical research and analysis services; Biochemical research and analysis; Biological research and analysis; Scientific research and analysis; Design of geological surveys; Technical design and planning of pipelines for gas, water and waste water; Water analysis; Aerial surveying services; Chemistry services; Science and technology services; Rental of computer software; Computer programming and software design; Software as a service (SaaS); Design, development and implementation of software; Development of data bases; Design and development of computer database programs; Providing scientific research information and results from an online searchable database; Development, updating and maintenance of software and database systems; Rental of science and technology equipment; Rental of software for data processing; Design, maintenance, rental and updating of computer software; Conducting technical project studies for construction projects; Computer aided design services relating to building projects