Marcin Markiewicz Cerera Advisory

70.20.Z - Business and management consultancy activities

58.19.Z - Other publishing activities, excluding software publishing

60.39.Z - Other content distribution activities

63.92.Z - Other information-related services

64.99.Z - Other financial services, except insurance and pension funds, not elsewhere classified

66.19.Z - Other activities supporting financial services, excluding insurance and pension funds

73.30.B - Other public relations and communications activities

82.40.Z - Intermediary activities in business support services, not elsewhere classified

82.99.B - Other business support activities, not elsewhere classified

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

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