71.12.Z - Engineering activities and related technical consultancy
43.22.Z - Plumbing, heat and air-conditioning installation
96.09.Z - Other personal service activities not elsewhere classified
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
71.20.B - Other technical testing and analysis
71.11.Z - Architectural activities
62.09.Z - Other information technology and computer service activities
62.02.Z - Computer consultancy activities
59.20.Z - Sound recording and music publishing activities
43.99.Z - Other specialised construction activities not elsewhere classified
43.31.Z - Plastering
43.29.Z - Other construction installation
36.00.Z - Water collection, treatment and supply
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
43.11.Z - Demolition
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
42.91.Z - Works related to construction of water projects
42.22.Z - Works related to construction of telecommunications and electricity lines
42.21.Z - Works related to construction of transmission pipelines and distribution networks
41.20.Z - Building works related to erection of residential and non-residential buildings
41.10.Z - Realization of building projects related to erection of buildings