Effective Systems Michał Łopaciński

71.12.Z - Engineering activities and related technical consultancy

43.21.Z - Installation of electrical systems

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

50.40.Z - Inland water transport of goods

58.29.Z - Publishing of other software

62.01.Z - Activities related to programming, IT consulting, and related activities

62.02.Z - Activities related to programming, IT consulting, and related activities

62.09.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

63.99.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

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

74.10.Z - Specialized design activities

74.20.Z - Photographic activities

74.30.Z - Translation and interpretation activities

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified

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

85.60.Z - Educational support activities

95.11.Z - Repair and maintenance of computers, personal and household goods, and motor vehicles, including motorcycles