Marcin Kownacki

62.02.Z - Computer consultancy activities

42.12.Z - Works related to construction of railways and underground railways

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

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

43.21.Z - Electrical installation

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

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

47.99.Z - Other retail sale not in stores, stalls or markets

55.90.Z - Other accommodation

56.10.A - Restaurants and other eating places

56.29.Z - Other food service activities

56.30.Z - Beverage serving activities

58.29.Z - Other software publishing

62.01.Z - Computer programming 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

68.10.Z - Buying and selling of own real estate

68.20.Z - Rental and operating of own or leased real estate

68.31.Z - Real estate agencies

73.12.C - Intermediation in the sale of the place on advertising aims in electronic media (Internet)

77.33.Z - Rental and leasing of office machinery and equipment, including computers

77.39.Z - Rental and leasing of other machinery, equipment and tangible goods not elsewhere classified

82.99.Z - Other business support service activities not elsewhere classified

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

93.13.Z - Operation of fitness facilities

96.09.Z - Other personal service activities not elsewhere classified