DARIUSZ MIKOŁAJCZAK

23.99.Z - Production of other products from non-metallic mineral raw materials not classified elsewhere

23.64.Z - Production of mortar

23.66.Z - Production of other concrete, cement, and gypsum products

41.00.A - Construction work related to the construction of residential buildings

41.00.B - Construction work related to the construction of non-residential buildings

43.11.Z - Demolition and destruction of buildings

43.21.Z - Installation of electrical systems

43.24.Z - Installation of other building systems

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

43.41.Z - Performing roof structures and coverings

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

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

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

91.30.Z - Conservation and restoration activities and other supporting activities for cultural heritage