ZWIĄZEK REGIONALNYCH PORTÓW LOTNICZYCH

70.21.Z - Head office activities and management consultancy

58.11.Z - Publishing of books

63.99.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

70.22.Z - Head office activities and management consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified

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

85.60.Z - Educational support activities

96.09.Z - Individual service activities