– Commercial banks
– Finance houses
– Holding companies and groups of companies
– Investment companies (trusts)
– Life insurance companies
– Security brokers

– Hire and rental services

– Hire and rental of industrial machinery, tools and equipment

– Services to businesses

– Business management consultants
– Investigation and private detective services
– Photographic studios, film processing services
– Property development, management and sales services
– Technical drawing services

Chemicals, Pharmaceuticals & Plastics

– Health, medical and pharmaceutical

– Hospitals and clinics

Construction

– Building industry

– Pipework and tubing installation contractors

– Furniture and linen

– Home decorations

Education, Training & Organizations

– Education and training

– Universities

Energy, Environment

– Energy, fuel and water

– Coal

– Water supply services

IT, Internet, R&D

– Information technology (IT) and Internet

– Electronic data processing (EDP) services

– Software, industrial

– Research and testing

– Earth resources survey services by satellite

– Research, general

– Technical offices and engineering consultancies, architects

– Geological, geotechnical, geochemical engineering consultants

– Town and regional planning

Leisure & Tourism

– Hospitality, tourism, hotel and catering industries

– Holiday camps and tourist complexes

– Hotels and motels

– Restaurants and bars

– Leisure, culture and entertainment

– Libraries

– Sports clubs

– Postal services, telecommunications, radio and television

– Services operated by communications satellites

Minerals

– Glass, cement and ceramics

– Stone products

– Stoneworking services

Paper, Printing, Publishing

– Printing and publishing

– Advertisement and artwork services

– Printing equipment. Office and shop equipment

– Publicity panels

– Signs

Retail & Trader

– General traders, department and retail stores

– Mail order organisations

– Retail trade

– Scrap and waste (trade)

– Wholesale trade

Transport & Logistics

– Means of transport

– Motor vehicle maintenance and repair services

– Transportation and logistics services

– Airport administration
– Airport services
– Rail transport services
– Railway administration
– Road haulage, bulk
– Road haulage, part loads
– Road transport scheduled passenger services
– Road transport services classified by type of freight
– Warehouses and storage sites