Karol Mazur

33.14.Z - Repair and maintenance of electrical devices

33.12.Z - Repair and maintenance of machinery

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

41.10.Z - Construction work related to the construction of residential and non-residential buildings

41.20.Z - Construction work related to the construction of residential and non-residential buildings

43.21.Z - Installation of electrical systems

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

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

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

43.34.Z - Painting and glazing

43.39.Z - Specialized construction works

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

47.41.Z - Retail trade

47.42.Z - Retail trade

47.43.Z - Retail trade

47.63.Z - Retail sale of sports equipment

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

68.32.Z - Other real estate activities on behalf of third parties

82.30.Z - Activities related to organizing fairs, exhibitions, and congresses

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

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

95.21.Z - Repair and maintenance of electronic equipment for general use