43.21.Z - Electrical installation
43.50.Z - Specialised construction activities in civil engineering
96.91.Z - Provision of domestic personal service activities
85.59.D - Other non-school forms of education, not elsewhere classified
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
82.10.Z - Office administrative and support activities
81.22.B - Other building and industrial facility cleaning not classified elsewhere
81.21.Z - General cleaning of buildings
78.10.Z - Activities of employment placement agencies
74.99.Z - All other professional, scientific and technical activities n.e.c.
74.91.Z - Patent attorney services and marketing activities
43.99.Z - Other specialised construction activities n.e.c.
43.91.Z - Masonry and bricklaying activities
42.99.Z - Construction of other civil engineering projects n.e.c.
43.42.Z - Other specialised construction activities in construction of buildings
43.35.Z - Other building completion and finishing
43.34.Z - Painting and glazing
43.33.Z - Floor and wall covering
43.31.Z - Plastering
43.24.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
43.11.Z - Demolition
