WSZ Software Waldemar Szostak

62.01.Z - Computer programming activities

26.20.Z - Manufacture of computers and peripheral equipment

26.30.Z - Manufacture of(tele)communication equipment

41.20.Z - Building works related to erection of residential and non-residential buildings

43.29.Z - Other construction installation

43.39.Z - Other building completion and finishing

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

71.12.Z - Engineering activities and related technical consultancy

77.29.Z - Rental and leasing of other personal and household goods

85.59.B - Other out-of-school forms of education, not elsewhere classified

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