CEZARY WIECZOREK JC CONSULTING

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

51.10.Z - Passenger air transport

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

70.22.Z - Business and other management consultancy activities

77.21.Z - Rental and leasing of recreational and sports goods