– Building contractors
– Building maintenance services
– Building renovation contractors
– Concrete works contractors
– Fitting out and furnishing contractors. Interior decoration/design
– Flooring, paving and tiling contractors
– Gas, water, plumbing, heating, ventilation and air conditioning (HVAC) plant installation and maintenance contractors
– Painting and facade coating contractors
– Roofing and wall cladding contractors

– Civil and marine engineering contractors

– Earth-moving, excavation, foundation and tunnelling contractors

– Hardware, ironmongery, cutlery and tools

– Metal products, miscellaneous

– Heating, ventilation, air conditioning (HVAC) and refrigeration equipment

– Air conditioners

– Air heaters

– Boilers

– Refrigeration plant and equipment, industrial

– Metal constructions for the building industry

– Door and window frames, metal

– Prefabricated metal buildings

– Metal pipework, valves and containers

– Tanks and vats, metal

– Security equipment

– Keys for locks

– Timber, wooden products, machinery and equipment for the woodworking industry

– Roofing, wood

Education, Training & Organizations

– Education and training

– Crèches and nursery schools

– General education schools

– International organisations, administrations and associations

– Public administration

– Trade associations

Electrical, Electronics & Optical

– Electrical equipment. Nuclear equipment

– Electric generators

– Electrical industry contractors

– Electronic equipment. Telecommunications equipment

– Printed circuit boards (PCBs)

IT, Internet, R&D

– Information technology (IT) and Internet

– Electronic data processing (EDP) services

– Information technology (IT) auditing and consulting services

– Software, systems

– Software, utilities

– Research and testing

– Earth resources survey services by satellite

– Research, general

– Technical offices and engineering consultancies, architects

– Building industry information consultants

– Electronic and telecommunications engineering consultants

– Geological, geotechnical, geochemical engineering consultants

– Transport equipment engineering consultants NES

Leisure & Tourism

– Leisure, culture and entertainment

– Leisure and sports centres

– Libraries

– Postal services, telecommunications, radio and television

– Telecommunications services

Metals, Machinery & Engineering

– Engines and mechanical parts

– Electric motors over 1 kW

– Electric motors up to 1 kW

– Servo-motors

– Industrial subcontractors

– Boilerwork services
– Maintenance and repair services for industrial equipment
– Metal engraving services
– Metal surface painting services
– Metallising services for metallic surfaces
– Surface coating, non metallic, for metal surfaces

– Machinery and equipment for metalworking

– Installation and maintenance services, for metalworking machines and equipment

Paper, Printing, Publishing

– Printing and publishing

– Advertisement and artwork services

Retail & Trader

– General traders, department and retail stores

– Retail trade

– Retail trade, audio and video equipment

– Vending machine operators

– Wholesale trade

Transport & Logistics

– Means of transport

– Motor vehicle maintenance and repair services

– Transportation and logistics services

– Port and harbour administration
– Warehouse services, specialised
– Warehouses and storage sites