Piotr Bartkowski HOMEWAY

41.00.B - Construction work related to the construction of non-residential buildings

41.00.A - Construction work related to the construction of residential buildings

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

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

42.91.Z - Works related to the construction of water engineering objects

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.13.Z - Performing excavations and geological-engineering drilling

43.21.Z - Installation of electrical systems

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

43.23.Z - Installation of insulation

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

43.41.Z - Performing roof structures and coverings

71.11.Z - Architectural activities

71.12.A - Engineering activities and related technical consultancy

71.12.B - Engineering activities and related technical consultancy

80.09.Z - Other security activities, not elsewhere classified

81.22.B - Other cleaning of buildings and industrial premises, not elsewhere classified