,,SPEC" Andrzej Stec

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

02.10.Z - Forest management and other forest-related activities, excluding logging

02.20.Z - Logging

02.40.Z - Service activities related to forestry

25.62.Z - Production of locks and hinges

42.11.Z - Works related to the construction of roads and highways

42.13.Z - Works related to the construction of bridges and tunnels

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.21.Z - Installation of electrical systems

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.33.Z - Flooring, wallpapering, and cladding of walls

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

43.91.Z - Masonry works

43.99.Z - Other specialized construction works, not classified elsewhere

47.52.Z - Retail sale of small metal products, building materials, paints, and glass

47.79.C - Retail sale of other used products

47.91.Z - Intermediary retail sale, non-specialized

47.92.Z - Intermediary retail sale, specialized

49.31.Z - Scheduled road passenger transport

49.32.Z - Other road passenger transport, non-scheduled

49.41.Z - Road freight transport

81.21.Z - General cleaning of buildings