43.21.Z - Electrical installation
61.30.Z - Satellite telecommunications activities
96.09.Z - Other personal service activities not elsewhere classified
95.12.Z - Repair and maintenance of (tele)communication equipment
95.11.Z - Repair and maintenance of computers and peripheral equipment
81.30.Z - Landscape service activities
80.20.Z - Security systems service activities
62.09.Z - Other information technology and computer service activities
62.03.Z - Computer facilities management activities
62.01.Z - Computer programming activities
61.90.Z - Other telecommunications activities
33.13.Z - Repair and maintenance of electronic and optical equipment
61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities
61.10.Z - Wired telecommunications activities
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.12.Z - Site preparation
33.20.Z - Installation of industrial machinery and equipment and outfit
33.19.Z - Repair and maintenance of other equipment
33.14.Z - Repair and maintenance of electrical equipment
