Sylwester Samluk samluk.pl

74.20.Z - Photographic 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

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

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

95.11.Z - Repair and maintenance of computers and peripheral equipment