Bitsystem Justyna Mencel, Marek Mencel spółka cywilna

85.51.Z - Out-of-school forms of sports and leisure education

47.19.Z - Other retail sale in non-specialised stores

47.64.Z - Retail sale of sporting equipment in specialised stores

47.91.Z - Retail sale via mail order houses or via Internet

62.01.Z - Computer programming activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

73.11.Z - Advertising agencies activities

77.21.Z - Rental and leasing of recreational and sports goods

79.11.B - Tour middlemen activities

79.90.A - Couriers on package tours and tour guides activities

79.90.B - Tourist information activities

79.90.C - Other reservation service activities not elsewhere classified

80.30.Z - Investigation activities

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

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