Grzegorz Szymczak P.P.H.U - SZYMCZAK

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

24.20.Z - Production of pipes, tubes, closed profiles, and fittings from steel

25.99.Z - Manufacture of other ready-made metal products not elsewhere classified

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

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

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

43.12.Z - Site preparation for construction

43.21.Z - Installation of electrical systems

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

43.24.Z - Installation of other building 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

46.63.Z - Wholesale trade of machines used in mining, construction, and civil and water engineering

46.83.Z - Wholesale trade of wood, construction materials, and sanitary equipment

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

49.41.Z - Road freight transport

49.42.Z - Moving services

55.10.Z - Hotels and similar accommodation establishments

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

56.11.Z - Restaurants and other permanent food service activities

56.21.Z - Occasional preparation and delivery of food for external clients (occasional catering)

56.30.Z - Beverage serving activities

68.12.A - Development of residential building projects

68.12.B - Development of non-residential building projects

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