Grzegorz Rostkowski

90.01.Z - Performing arts activities

46.19.Z - Agents involved in the sale of a variety of goods

62.09.Z - Other information technology and computer service activities

73.20.Z - Market research and public opinion polling

77.21.Z - Rental and leasing of recreational and sports goods

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

77.31.Z - Rental and leasing of agricultural machinery and equipment

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

85.52.Z - Out-of-school forms of cultural education

90.02.Z - Support activities to performing arts

90.03.Z - Artistic creation activities