Michał Drewniak

62.01.Z - Computer programming activities

42.11.Z - Works related to construction of roads and motorways

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

43.11.Z - Demolition

43.12.Z - Site preparation

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

43.31.Z - Plastering

43.32.Z - Joinery installation

43.33.Z - Floor and wall covering

43.34.Z - Painting and glazing

43.39.Z - Other building completion and finishing

43.91.Z - Roofing activities

43.99.Z - Other specialised construction activities not elsewhere classified

58.21.Z - Publishing of computer games

58.29.Z - Other software publishing

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

63.12.Z - Web portals

71.12.Z - Engineering activities and related technical consultancy

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

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

95.21.Z - Repair and maintenance of consumer electronics