CBS OKRZEJA Piotr Okrzeja

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

58.29.Z - Other software publishing

62.01.Z - Computer programming activities

62.09.Z - Other information technology and computer service activities

63.99.Z - Other information service activities not elsewhere classified

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

72.20.Z - Research and experimental development on social sciences and humanities

74.10.Z - Specialised design activities

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

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

86.90.E - Other human health activities notelsewhere classified