MK Marlena Kostrzyńska

85.59.B - Other out-of-school forms of education, not elsewhere classified

62.09.Z - Other information technology and computer service activities

77.33.Z - Rental and leasing of office machinery and equipment, including computers

77.39.Z - Rental and leasing of other machinery, equipment and tangible goods not elsewhere classified

82.11.Z - Office administrative service activities

82.19.Z - Photocopying, document preparation and other specialised office support activities

82.20.Z - Activities of call centres

82.30.Z - Organisation of conventions and trade shows

85.59.A - Teaching of foreign languages

95.11.Z - Repair and maintenance of computers and peripheral equipment

95.21.Z - Repair and maintenance of consumer electronics