Systemy Grzewcze II Marcin Kubiak

43.21.Z - Electrical installation

33.13.Z - Repair and maintenance of electronic and optical equipment

33.14.Z - Repair and maintenance of electrical equipment

42.13.Z - Works related to construction of bridges and tunnels

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

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

43.13.Z - Test drilling and boring

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

43.29.Z - Other construction installation

43.31.Z - Plastering

43.34.Z - Painting and glazing

43.39.Z - Other building completion and finishing

47.91.Z - Retail sale via mail order houses or via Internet

62.09.Z - Other information technology and computer service activities

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