Mateusz Skonieczny

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

62.01.Z - Computer programming activities

69.20.Z - Accounting, bookkeeping and auditing activities; tax consultancy

70.22.Z - Business and other management consultancy activities

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

82.11.Z - Office administrative service activities

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