TECHNIKA GRZEWCZA I SANITARNA "KOLEKTOR" JAN KOZIŃSKI

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

25.11.Z - Production of metal constructions and their parts

25.12.Z - Production of metal doors and windows

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

42.21.Z - Works related to the construction of transmission pipelines and distribution networks

43.21.Z - Installation of electrical 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

46.73.Z - Wholesale trade of motorcycles and parts and accessories for them

46.74.Z - Wholesale trade

47.19.Z - Retail trade

47.52.Z - Retail sale of small metal products, building materials, paints, and glass

47.78.Z - Retail sale of other new products

47.91.Z - Intermediary retail sale, non-specialized

71.12.Z - Engineering activities and related technical consultancy

45.11.Z