43.11.Z - Demolition
01.61.Z - Support activities for crop production
08.12.Z - Operation of gravel and sand pits; mining of clays and kaolin
09.90.Z - Support activities for other mining and quarrying
38.11.Z - Collection of non-hazardous waste
42.11.Z - Works related to construction of roads and motorways
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
43.12.Z - Site preparation
43.13.Z - Test drilling and boring
43.22.Z - Plumbing, heat and air-conditioning installation
81.29.Z - Other cleaning activities