Grzegorz Hajduk GHAJDUK

46.19.Z - Activity of agents involved in wholesale trade of non-specialized goods

26.11.Z - Manufacture of electronic components

26.12.Z - Manufacture of electronic printed circuits

27.40.Z - Manufacture of lighting equipment

33.14.Z - Repair and maintenance of electrical devices

43.21.Z - Installation of electrical systems

43.29.Z - Specialized construction works

43.31.Z - Plastering

43.39.Z - Specialized construction works

46.13.Z - Activity of agents involved in wholesale trade of wood and building materials

46.18.Z - Activity of agents involved in wholesale trade of other specified goods

46.43.Z - Wholesale trade of electrical household goods

46.90.Z - Non-specialized wholesale trade

47.59.Z - Retail trade

47.89.Z - Retail trade

47.91.Z - Intermediary retail sale, non-specialized

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

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

62.03.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

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

71.11.Z - Architectural activities

71.12.Z - Engineering activities and related technical consultancy

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

74.10.Z - Specialized design activities

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

78.10.Z - Employment placement and recruitment services

78.30.Z - Employment activities

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

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