– Building insulation and weather-proofing 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
– Plastering contractors

– Civil and marine engineering contractors

– Earth-moving, excavation, foundation and tunnelling contractors

– Spring, well, irrigation and water supply contractors

– Civil engineering and building machinery and equipment

– Building machinery and equipment NES

– Concrete mixing and placing machinery and equipment

– Earth-moving machinery and equipment

Education, Training & Organizations

– International organisations, administrations and associations

– Public administration

– Medical care, social services

– Charitable organisations

Electrical, Electronics & Optical

– Optical, photographic and cinematographic equipment

– Installation and maintenance services for the optical industry

IT, Internet, R&D

– Information technology (IT) and Internet

– Information technology (IT) auditing and consulting services

– Information technology (IT) security services

– Information technology support and maintenance services (help desks)

Leisure & Tourism

– Leisure, culture and entertainment

– Leisure and sports centres

– Sports and leisure equipment

– Games of skill

– Gaming and gambling machines

Metals, Machinery & Engineering

– Industrial subcontractors

– Sheet metal working services

Paper, Printing, Publishing

– Printing and publishing

– Printing specialities

– Printing equipment. Office and shop equipment

– Publicity panels

– Signs

Retail & Trader

– General traders, department and retail stores

– Department and chain stores
– Retail trade
– Retail trade, sports and camping articles
– Scrap and waste (trade)
– Wholesale trade

Transport & Logistics

– Handling and storage plant and equipment

– Cranes

– Means of transport

– Motor vehicle maintenance and repair services

– Transportation and logistics services

– Warehouse services, specialised

– Warehouses and storage sites