– Building contractors
– Building industry contractors
– Building maintenance services
– Gas, water, plumbing, heating, ventilation and air conditioning (HVAC) plant installation and maintenance contractors
– Roofing and wall cladding contractors

– Civil and marine engineering contractors

– Earth-moving, excavation, foundation and tunnelling contractors

– Transport infrastructure engineering contractors

Education, Training & Organizations

– Education and training

– General education schools

– Schools and academies, arts and performing arts

– International organisations, administrations and associations

– Public administration

– Trade associations

– Medical care, social services

– Cemeteries, crematoria and funeral directors

Energy, Environment

– Environmental services, renewable energies

– Waste collection and recycling services NES

IT, Internet, R&D

– Information technology (IT) and Internet

– Information technology (IT) auditing and consulting services

– Information technology (IT) engineering

– Information technology (IT) maintenance services

– Technical offices and engineering consultancies, architects

– Building industry information consultants

– Electronic and telecommunications engineering consultants

– Town and regional planning

– Transport equipment engineering consultants NES

Leisure & Tourism

– Hospitality, tourism, hotel and catering industries

– Holiday camps and tourist complexes

– Hotels and motels

– Travel agents, tour operators

– Leisure, culture and entertainment

– Leisure and sports centres

– Libraries

– Postal services, telecommunications, radio and television

– Postal and courier services

– Telecommunications services

– Sports and leisure equipment

– Souvenirs, non-promotional giftware and novelties

Metals, Machinery & Engineering

– Industrial subcontractors

– Maintenance and repair services for industrial equipment

– Machinery and equipment for metalworking

– Installation and maintenance services, for metalworking machines and equipment

– Metal sheet and strip production machinery

– Wire drawing machinery

Paper, Printing, Publishing

– Printing and publishing

– Publishing: Directories and reference books

Retail & Trader

– General traders, department and retail stores

– Department and chain stores

– Retail trade

– Second-hand equipment

– Wholesale trade

Transport & Logistics

– Means of transport

– Motor vehicle washing equipment and services

– Transportation and logistics services

– Road haulage, bulk
– Road haulage, part loads
– Road transport services classified by type of freight