OLSZEWSKI MACIEJ "MIKE" INFORMATYKA I ELEKTRONIKA

62.03.Z - Activities related to programming, IT consulting, and related activities

26.12.Z - Manufacture of electronic printed circuits

26.20.Z - Manufacture of computers and peripheral equipment

43.21.Z - Installation of electrical systems

62.01.Z - Activities related to programming, IT consulting, and related activities

62.02.Z - Activities related to programming, IT consulting, and related activities

62.09.Z - Activities related to programming, IT consulting, and related activities

70.22.Z - Head office activities and management consultancy

74.20.Z - Photographic activities

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

95.11.Z - Repair and maintenance of computers, personal and household goods, and motor vehicles, including motorcycles

95.21.Z - Repair and maintenance of electronic equipment for general use