IE Jacek Rojek

43.21.Z - Installation of electrical systems

22.29.Z - Manufacture of rubber and plastic products

41.10.Z - Construction work related to the construction of residential and non-residential buildings

41.20.Z - Construction work related to the construction of residential and non-residential buildings

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.29.Z - Specialized construction works

43.39.Z - Specialized construction works

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

70.22.Z - Head office activities and management consultancy

71.12.Z - Engineering activities and related technical consultancy

72.19.Z - Scientific research and development activities

74.10.Z - Specialized design activities

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

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

79.90.A - Other reservation services and related activities

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

85.60.Z - Educational support activities

93.19.Z - Sports activities, not elsewhere classified

45.20.Z