Gas piping network of low pressure with connectiondn110PE, L=50m, Gdynia, Majkowskiego street Gas piping network of low pressure with connectiondn63PE, L=25m, Gdynia, Demptowska street Renovation of gas low pressure piping network with connectionsdn225, dn110, dn63, L=1330m, Sopot, Mazowiecka street Renovation of gas low pressure piping network with connectionsdn160, dn125, dn110 PE, L=1460m, Gdańsk, Zielony Trójkąt street Gas piping network of low pressure with connectiondn110PE, L=190m, Gdańsk, Mrongowiusza street Gas piping network of medium pressure with connectiondn63 PE, L=230m, Gdynia, Pobłockiej street Gas piping network of low pressure with connectiondn125, dn110, dn90PE, L=335m, Gdańsk, Posejdona streetGas piping network of medium pressure with connectiondn63PE, L=145m, Chwaszczyno, Katarzyny street Gas piping network of low pressure with connectiondn110PE, L=140m, Chwaszczyno, Derdowskiego streetMultiplex at “Galeria Siedlce” shopping mallBuilding Services, Siedlce Multiplex at “Aleja Słońca” shopping mallBuilding Services, SzczecinMultiplex at “Galeria Millenium Hall” shopping mallBuilding Services, RzeszówMultiplex at “Galeria Korona” shopping mall, KielceBuilding Services, KielceHotel – enlargement of Hotel Kaszubski premises.Building Services, Gdynia“Winna Góra” guest house with swimming poolBuilding Services, GóżykowoComplex of residential estates Fort Forest 9-11Building Services, GdyniaResidential building No FBuilding Services, Gdańsk, Gabrysiak streetSwimming pool in the hotelPrudnik, Wiejska streetPrivate mansionSwimming pool, Kieleńska Huta Sewage treatment plantCooling and ventilation system, Gdańsk