Open Consulting Janusz Kowalczyk

70.22.Z - Head office activities and management consultancy

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

43.11.Z - Demolition and destruction of buildings

43.13.Z - Performing excavations and geological-engineering drilling

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.39.Z - Specialized construction works

43.91.Z - Masonry works

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

49.20.Z - Rail freight transport

49.32.Z - Other road passenger transport, non-scheduled

49.41.Z - Road freight transport

49.42.Z - Moving services

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

51.10.Z - Passenger air transport

51.21.Z - Air freight transport

52.10.B - Warehousing and storage of other goods

52.21.Z - Support activities for land transport

52.22.A - Support activities for maritime transport

52.22.B - Support activities for inland water transport

52.23.Z - Support activities for air transport

52.24.A - Cargo handling in sea ports

52.24.B - Cargo handling in inland ports

52.24.C - Cargo handling at other handling points

52.29.A - Warehousing, storage, and support activities for transport

52.29.B - Warehousing, storage, and support activities for transport

53.20.Z - Other postal and courier activities

55.90.Z - Other accommodation services

62.03.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

63.91.Z - Portal and search engine activities

66.12.Z - Brokerage activities related to securities and commodities markets

66.19.Z - Other activities supporting financial services, excluding insurance and pension funds

66.30.Z - Activities related to fund management

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

69.20.Z - Accounting, bookkeeping and tax consultancy

71.11.Z - Architectural activities

71.12.Z - Engineering activities and related technical consultancy

71.20.A - Food quality testing and analysis

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

72.19.Z - Scientific research and development activities

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

73.11.Z - Advertising agency activities

73.12.D - Advertising through mass media

73.20.Z - Market research and public opinion polling

74.90.Z - 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

77.31.Z - Rental and leasing of agricultural machinery and equipment

77.33.Z - Rental and leasing of office machinery and equipment, including computers

77.34.Z - Rental and leasing of water transport equipment

85.59.A - Foreign language education

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

85.60.Z - Educational support activities

45.19.Z

45.20.Z

45.32.Z

45.40.Z