02.20 - Logging

01.13.31    Growing of potatoes

02.10    Forestry and other related activities

08.11    Quarrying of ornamental and building stone, limestone, gypsum, chalk, and slate

08.12    Operation of gravel and sand pits; mining of clays and kaolin

16.10    Sawmilling and planing of wood

16.10.9    Provision of wood impregnation services

16.23    Manufacture of other wooden construction structures and joinery

41.20    Construction of residential and non-residential buildings

42.13    Construction of bridges and tunnels

42.21    Construction of utility lines for water supply, sewage, and gas supply

42.22    Construction of utility facilities for electricity and telecommunications

43.11    Demolition and wrecking of buildings

43.12    Site preparation

43.22    Plumbing, heating, and air-conditioning installation

43.31    Plastering works

43.32    Carpentry and joinery works