Grzegorz Ziółkowski "Firma Usługowo - Handlowa"

43.12.Z - Site preparation for construction

33.12.Z - Repair and maintenance of machinery

42.11.Z - Works related to the construction of roads and highways

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

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

43.29.Z - Specialized construction works

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

46.61.Z - Wholesale trade of agricultural machinery and additional equipment

46.69.Z - Wholesale trade

45.11.Z

45.19.Z

45.20.Z