MICHAŁ DUSZA

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

43.11.Z - Demolition

43.12.Z - Site preparation

43.21.Z - Electrical installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.99.Z - Other specialised construction activities not elsewhere classified

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

85.51.Z - Out-of-school forms of sports and leisure education

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