ZAKŁAD USŁUG GAZOWNICZYCH mgr inż. Tadeusz Milewczyk

71.11.Z - Architectural activities

25.11.Z - Production of metal constructions and their parts

25.73.Z - Production of fabricated metal products, excluding machinery and equipment

25.99.Z - Manufacture of other ready-made metal products not elsewhere classified

26.51.Z - Manufacture of measuring, controlling, and navigation instruments

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

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.12.Z - Site preparation for construction

43.21.Z - Installation of electrical systems

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.29.Z - Specialized construction works

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

46.90.Z - Non-specialized wholesale trade

47.19.Z - Retail trade

47.99.Z - Retail trade

49.41.Z - Road freight transport

61.10.Z - Activities in the field of wired, wireless, and satellite telecommunications

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

70.22.Z - Head office activities and management consultancy

71.12.Z - Engineering activities and related technical consultancy

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

85.60.Z - Educational support activities