Jacek Marmuszewski

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

31.01.Z - Manufacture of furniture

31.02.Z - Manufacture of furniture

31.09.Z - Manufacture of furniture

33.20.Z - Installation of industrial machinery, equipment, and devices

47.41.Z - Retail trade

58.29.Z - Publishing of other software

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

62.03.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

63.12.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

72.19.Z - Scientific research and development activities

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

95.24.Z - Repair and maintenance of furniture and household furnishings