Management and performance of services in the field of author's supervision over the implementation of the project: "Works on basic passenger routes (E30 and E65) in Silesia, stage IIA: Line E30 Gliwice Łabędy station".
Management and performance of services in the field of author's supervision over the implementation of the project: "Works on basic passenger routes (E30 and E65) in Silesia, stage IIA: Line E30 Gliwice Łabędy station".