Daniel Markuszewski P.P.H.U. STAL-MAX

25.62.Z - Production of locks and hinges

25.11.Z - Production of metal constructions and their parts

33.12.Z - Repair and maintenance of machinery

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

43.11.Z - Demolition and destruction of buildings

43.21.Z - Installation of electrical systems

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

43.32.Z - Installation of building carpentry

43.91.Z - Masonry works

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

81.21.Z - General cleaning of buildings

45.20.Z