73.11.Z - Advertising agencies activities
47.41.Z - Retail sale of computers, peripheral units and software in specialised stores
47.91.Z - Retail sale via mail order houses or via Internet
47.99.Z - Other retail sale not in stores, stalls or markets
62.01.Z - Computer programming activities
62.02.Z - Computer consultancy activities
62.09.Z - Other information technology and computer service activities
63.11.Z - Data processing, hosting and related activities
63.12.Z - Web portals
93.11.Z - Operation of sports facilities
93.19.Z - Other sports activities
93.21.Z - Activities of amusement parks and theme parks
93.29.Z - Pozostała działalność rozrywkowa i rekreacyjna