27.11.Z - Manufacture of electric motors, generators and transformers
26.12.Z - Manufacture of electronic printed circuits
27.12.Z - Manufacture of electricity distribution and control apparatus
27.33.Z - Manufacture of installing equipment
28.11.Z - Manufacture of engines and turbines, except aircraft, vehicle and cycle engines
28.29.Z - Manufacture of other general-purpose machinery not elsewhere classified
33.13.Z - Repair and maintenance of electronic and optical equipment
33.14.Z - Repair and maintenance of electrical equipment
35.11.Z - Production of electricity
35.12.Z - Transmission of electricity
35.13.Z - Distribution of electricity
35.14.Z - Trade of electricity
43.21.Z - Electrical installation
46.69.Z - Wholesale of other machinery and equipment
47.52.Z - Retail sale of hardware, paints and glass in specialised stores
47.91.Z - Retail sale via mail order houses or via internet
47.99.Z - Other retail sale not in stores, stalls or markets
