Tomasz Zacharczuk

90.11.Z - Literary activities and activities related to composing music

59.11.Z - Activities related to the production of films, video recordings, and television programs

73.11.Z - Advertising agency activities

82.10.Z - Office administrative support activities, including related services

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

85.59.D - Other non-school forms of education, not classified elsewhere