PRZEDSIĘBIORSTWO USŁUG TECHNICZNYCH "PERI" s.c. Marek Duczyński -- wspólnik spółki cywilnej

25.12.Z - Production of metal doors and windows

25.61.Z - Production of cutlery and knives

43.21.Z - Installation of electrical systems

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

43.29.Z - Specialized construction works

43.31.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

43.91.Z - Masonry works

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

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

81.21.Z - General cleaning of buildings

81.29.Z - Services related to maintaining buildings and landscaping