JAN MASZTALSKI "INGENIUM"

50.10.Z - Sea and coastal passenger transport

33.14.Z - Repair and maintenance of electrical devices

33.15.Z - Repair and maintenance of civilian ships and boats

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

47.40.Z - Retail sale of information and communication technology equipment

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

66.21.Z - Risk assessment and loss estimation activities

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

73.20.Z - Market research and public opinion polling

77.32.Z - Rental and leasing of construction 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

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

95.10.Z - Repair and maintenance of computers and telecommunications equipment

95.21.Z - Repair and maintenance of electronic equipment for general use

95.22.Z - Repair and maintenance of household appliances and equipment for household and gardening use