BHP-NOKAT JANUSZ NOWAKOWSKI

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

33.12.Z - Repair and maintenance of machinery

43.21.Z - Installation of electrical systems

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

43.23.Z - Installation of insulation

43.24.Z - Installation of other building 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

43.35.Z - Performing other finishing construction works

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.50.Z - Specialized construction works in the field of civil and water engineering

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

70.20.Z - Business and management consultancy activities

85.59.D - Other non-school forms of education, not classified elsewhere