MSA System Łukasz Zarodkiewicz

72.19.Z - Other research and experimental development on natural sciences and engineering

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

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

74.90.Z - Other professional, scientific and technical activities not elsewhere classified

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

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