Tomasz Pietrzak

62.02.Z - Activities related to programming, IT consulting, and related activities

16.23.Z - Production of other carpentry and joinery products for construction

25.11.Z - Production of metal constructions and their parts

33.20.Z - Installation of industrial machinery, equipment, and devices

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

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

43.32.Z - Installation of building carpentry

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

43.34.Z - Painting and glazing

43.39.Z - Specialized construction works

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

52.10.B - Warehousing and storage of other goods

55.20.Z - Tourist accommodation and short-term accommodation facilities

62.01.Z - Activities related to programming, IT consulting, and related activities

62.09.Z - Activities related to programming, IT consulting, and related activities

63.11.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

63.12.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

68.20.Z - Rental and management of own or leased real estate

72.19.Z - Scientific research and development activities

77.29.Z - Rental and leasing

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