CEZARY DOBRZYŃSKI TLS; CET

85.59.A - Teaching of foreign languages

52.21.Z - Service activities incidental to land transportation

52.29.C - Other transportation agencies activities

74.30.Z - Translation and interpretation activities

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

82.11.Z - Office administrative service activities

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