TNT Systemy Informatyczne MAREK MISTARZ

47.40.Z - Retail sale of information and communication technology equipment

47.69.B - Retail sale of works of art

47.69.C - Retail sale of other cultural and recreational products, not elsewhere classified

47.92.Z - Intermediary retail sale, specialized

58.11.Z - Publishing of books

58.19.Z - Other publishing activities, excluding software publishing

58.29.Z - Publishing of other software

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

60.39.Z - Other content distribution activities

62.10.B - Programming activities

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

63.10.D - Services related to computing infrastructure, data processing, website management (hosting), and related activities

63.92.Z - Other information-related services

68.20.Z - Rental and management of own or leased real estate

70.20.Z - Business and management consultancy activities

73.11.Z - Advertising agency activities

82.30.Z - Activities related to organizing fairs, exhibitions, and congresses

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