42.21.Z - Works related to construction of transmission pipelines and distribution networks
42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified
81.30.Z - Landscape service activities
81.29.Z - Other cleaning activities
77.39.Z - Rental and leasing of other machinery, equipment and tangible goods not elsewhere classified
77.32.Z - Rental and leasing of construction machinery and equipment
71.12.Z - Engineering activities and related technical consultancy
43.99.Z - Other specialised construction activities not elsewhere classified
43.29.Z - Other construction installation
43.22.Z - Plumbing, heat and air-conditioning installation
43.12.Z - Site preparation
43.11.Z - Demolition
37.00.Z - Sewage disposal and treatment
42.91.Z - Works related to construction of water projects
42.13.Z - Works related to construction of bridges and tunnels
42.11.Z - Works related to construction of roads and motorways
41.20.Z - Building works related to erection of residential and non-residential buildings
39.00.Z - Remediation activities and other waste management services
38.22.Z - Hazardous waste processing and neutralizing
38.21.Z - Treatment and disposal of non-hazardous waste
38.12.Z - Collection of hazardous waste
38.11.Z - Collection of non-hazardous waste
