"K-3" JACEK KOCH

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

02.40.Z - Service activities related to forestry

10.85.Z - Manufacture of prepared meals and dishes

30.11.Z - Manufacture of civilian ships and floating structures

30.12.Z - Manufacture of recreational and sports boats

32.30.Z - Manufacture of sporting goods

32.99.Z - Production of other products not classified elsewhere

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

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

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

43.50.Z - Specialized construction works in the field of civil and water engineering

43.60.Z - Intermediation in specialized construction services

43.91.Z - Masonry works

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

47.91.Z - Intermediary retail sale, non-specialized

47.92.Z - Intermediary retail sale, specialized

50.10.Z - Sea and coastal passenger transport

50.20.Z - Sea and coastal freight transport

50.30.Z - Inland waterway passenger transport

50.40.Z - Inland water transport of goods

52.22.A - Support activities for maritime transport

52.22.B - Support activities for inland water transport

52.26.Z - Other support activities for transport

52.32.Z - Passenger transport brokerage

55.10.Z - Hotels and similar accommodation establishments

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

55.40.Z - Accommodation services intermediary

55.90.Z - Other accommodation services

56.11.Z - Restaurants and other permanent food service activities

56.12.Z - Mobile food service activities

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

56.22.Z - Regular preparation and delivery of food for external clients (regular catering) and other food service activities

56.30.Z - Beverage serving activities

56.40.Z - Intermediary services for food service activities

59.20.Z - Sound recording and music publishing activities

62.10.B - Programming activities

62.20.A - IT consulting and IT equipment management activities

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

63.10.A - Services related to computing infrastructure, data processing, website management (hosting), and related activities

63.10.C - Services related to computing infrastructure, data processing, website management (hosting), and related activities

63.10.D - Services related to computing infrastructure, data processing, website management (hosting), and related activities

63.91.Z - Portal and search engine activities

63.92.Z - Other information-related services

64.19.Z - Other monetary intermediation

64.92.B - Other forms of credit granting not elsewhere classified

64.99.Z - Other financial services, except insurance and pension funds, not elsewhere classified

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

68.31.Z - Real estate brokerage

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

70.20.Z - Business and management consultancy activities

71.12.B - Engineering activities and related technical consultancy

71.20.C - Other technical testing and analysis

72.10.Z - Scientific research and development in natural and technical sciences

72.20.Z - Scientific research and development in social sciences and humanities

73.30.A - Lobbying activities

73.30.B - Other public relations and communications activities

74.12.Z - Graphic design and visual communication activities

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

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

77.12.Z - Rental and leasing of trucks

77.21.Z - Rental and leasing of recreational and sports equipment

77.22.Z - Rental and leasing of other personal and household goods

77.34.Z - Rental and leasing of water transport equipment

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

77.40.B - Leasing of intellectual property and similar products, excluding works protected by copyright

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

77.52.Z - Intermediary activities in rental and leasing of other tangible assets and non-financial intangible assets

78.10.Z - Employment placement and recruitment services

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

81.10.Z - Auxiliary activities related to maintaining buildings

81.21.Z - General cleaning of buildings

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

81.23.B - Other cleaning services, not elsewhere classified

82.10.Z - Office administrative support activities, including related services

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

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

82.99.B - Other business support activities, not elsewhere classified

85.51.Z - Non-school forms of sports education and recreational and sports activities

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

85.59.D - Other non-school forms of education, not classified elsewhere

85.69.Z - Educational support activities, not classified elsewhere

86.21.Z - General medical practice

86.22.Z - Specialist medical practice

86.97.Z - Mediation related to medical, dental, and other healthcare activities

86.99.D - Other healthcare services

90.31.A - Activities of cultural centers, cultural houses, community centers, clubs, and social halls

90.31.B - Theater activities

93.11.Z - Sports facility activities

93.13.Z - Fitness club activities

93.19.Z - Sports activities, not elsewhere classified

93.29.B - Other entertainment and recreational activities, not elsewhere classified

96.40.Z - Intermediation in individual service activities

96.91.Z - Home services for individuals

96.99.Z - Other individual services not classified elsewhere