4IT Sebastian Gruszka

62.01.Z - Computer programming activities

46.69.Z - Wholesale of other machinery and equipment

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

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

66.22.Z - Activities of insurance agents and brokers

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

78.10.Z - Activities of employment placement agencies

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