MAZANEX Krzysztof Mazanek

33.11.Z - Repair and maintenance of metal products

24.33.Z - Production of cold-formed products

24.42.B - Production of aluminum products and aluminum alloys

25.12.Z - Production of metal doors and windows

25.40.Z - Forging, pressing, stamping, and powder metallurgy

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

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical devices

33.17.Z - Repair and maintenance of other civil transport equipment

33.19.Z - Repair and maintenance of other equipment and installations

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

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

43.21.Z - Installation of electrical systems

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

43.24.Z - Installation of other building systems

43.32.Z - Installation of building carpentry

43.33.Z - Flooring, wallpapering, and cladding of walls

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

43.91.Z - Masonry works

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

46.84.Z - Wholesale trade of metal products and hydraulic and heating equipment and accessories

46.86.Z - Wholesale trade of other semi-finished products

85.59.A - Foreign language education

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

85.69.Z - Educational support activities, not classified elsewhere