HYDRONET JOANNA MACHOWICZ-REK

71.12.Z - Engineering activities and related technical consultancy

25.21.Z - Manufacture of central heating radiators and boilers

33.11.Z - Repair and maintenance of fabricated metal products

33.20.Z - Installation of industrial machinery and equipment and outfit

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

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

43.22.Z - Plumbing, heat and air-conditioning installation

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy activities

62.09.Z - Other information technology and computer service activities

95.11.Z - Repair and maintenance of computers and peripheral equipment