1.Ethos - Pracownia Kamienia Mariusz Nowak; 2.OCH!Blat Mariusz Nowak wspólnik spółki cywilnej

23.70.B - Production of other stone products and cutting, shaping, and finishing of stone

25.11.Z - Production of metal constructions and their parts

25.53.Z - Mechanical processing of metal parts

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.21.Z - Installation of electrical systems

43.23.Z - Installation of insulation

43.31.Z - Plastering

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

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

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

46.13.Z - Activity of agents involved in wholesale trade of wood and building materials

46.18.Z - Activity of agents involved in wholesale trade of other specified goods

46.83.Z - Wholesale trade of wood, construction materials, and sanitary equipment

46.84.Z - Wholesale trade of metal products and hydraulic and heating equipment and accessories

46.90.Z - Non-specialized wholesale trade

47.12.Z - Other non-specialized retail trade

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

47.55.Z - Retail sale of furniture, lighting equipment, tableware, and other household articles

47.79.C - Retail sale of other used products

47.91.Z - Intermediary retail sale, non-specialized

47.92.Z - Intermediary retail sale, specialized