ELŻBIETA SZUBSKA-BIEROŃ

74.30.Z - Translation and interpretation activities

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

72.20.Z - Research and experimental development on social sciences and humanities

82.11.Z - Office administrative service activities

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

82.99.Z - Other business support service activities not elsewhere classified

85.59.A - Teaching of foreign languages

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