Instytut Audytu i Szkoleń Stanisław Kosicki

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

58.19.Z - Other publishing activities, excluding software publishing

69.10.Z - Legal activities

69.20.B - Tax consultancy activities

69.20.C - Auditor activities exclusively related to financial auditing

70.20.Z - Business and management consultancy activities

71.12.B - Engineering activities and related technical consultancy

71.20.C - Other technical testing and analysis

74.91.Z - Patent attorney and marketing activities

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified

77.11.Z - Rental and leasing of passenger cars and light motor vehicles

85.69.Z - Educational support activities, not classified elsewhere