MJK Małgorzata Mielniczek

43.32.Z - Installation of building carpentry

41.10.Z - Construction work related to the construction of residential and non-residential buildings

41.20.Z - Construction work related to the construction of residential and non-residential buildings

42.12.Z - Works related to the construction of railways and underground railways

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

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

43.29.Z - Specialized construction works

43.31.Z - Plastering

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

43.34.Z - Painting and glazing

43.39.Z - Specialized construction works

43.91.Z - Masonry works

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

46.69.Z - Wholesale trade

77.11.Z - Rental and leasing of passenger cars and light motor vehicles

77.12.Z - Rental and leasing of trucks

77.32.Z - Rental and leasing of construction machinery and equipment

77.39.Z - Rental and leasing of other machinery, equipment, and tangible assets, not elsewhere classified

82.11.Z - Office administrative support activities and other business support services

82.19.Z - Office administrative support activities and other business support services

82.30.Z - Activities related to organizing fairs, exhibitions, and congresses

45.11.Z

45.19.Z