Witold Zaleta

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified

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

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

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

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

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

43.24.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

43.41.Z - Performing roof structures and coverings

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.60.Z - Intermediation in specialized construction services

43.91.Z - Masonry works

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

46.13.Z - Activity of agents involved in wholesale trade of wood and building materials

46.14.Z - Activity of agents involved in wholesale trade of machinery, industrial equipment, ships, and aircraft

46.15.Z - Activity of agents involved in wholesale trade of furniture, household goods, and small metal products

46.16.Z - Activity of agents involved in wholesale trade of textiles, clothing, furs, footwear, and leather goods

46.17.Z - Activity of agents involved in wholesale trade of food, beverages, and tobacco products

46.18.Z - Activity of agents involved in wholesale trade of other specified goods

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

46.84.Z - Wholesale trade of metal products and hydraulic and heating equipment and accessories

46.85.B - Other wholesale trade of chemical products

46.86.Z - Wholesale trade of other semi-finished products

46.89.Z - Other specialized wholesale trade, not classified elsewhere

46.90.Z - Non-specialized wholesale trade

47.12.Z - Other non-specialized retail trade

55.10.Z - Hotels and similar accommodation establishments

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

55.30.Z - Campsites and camping grounds

55.40.Z - Accommodation services intermediary

55.90.Z - Other accommodation services

56.40.Z - Intermediary services for food service activities

68.11.Z - Buying and selling real estate on own account

68.12.A - Development of residential building projects

68.12.B - Development of non-residential building projects

68.12.C - Development of building projects

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

68.31.Z - Real estate brokerage

68.32.A - Real estate valuation activities

68.32.B - Other real estate activities on behalf of third parties, not elsewhere classified

68.32.C - Other real estate activities on behalf of third parties

73.11.Z - Advertising agency activities

73.12.Z - Advertising through mass media

73.20.Z - Market research and public opinion polling

73.30.A - Lobbying activities

73.30.B - Other public relations and communications activities

77.51.Z - Intermediary activities in rental and leasing of passenger cars, motorhomes, and trailers

79.11.Z - Travel agency activities

79.12.Z - Tour operator activities

79.90.Z - Other reservation services and related activities (tourism sector)

82.40.Z - Intermediary activities in business support services, not elsewhere classified