94.99.Z - Activities of other membership organisations not elsewhere classified
58.11.Z - Book publishing
58.14.Z - Publishing of journals and periodicals
63.12.Z - Web portals
72.19.Z - Other research and experimental development on natural sciences and engineering
82.30.Z - Organisation of conventions and trade shows
85.51.Z - Out-of-school forms of sports and leisure education
85.60.Z - Educational support activities
93.19.Z - Other sports activities
94.12.Z - Activities of professional organisations
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane