Igor Czyżewski

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

45.31.Z - Wholesale trade of motor vehicle parts and accessories, excluding motorcycles

46.19.Z - Agents involved in the sale of a variety of goods

46.51.Z - Wholesale of computers, peripheral equipment and software

63.12.Z - Web portals

73.11.Z - Advertising agencies activities

74.30.Z - Translation and interpretation activities

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

85.59.A - Teaching of foreign languages

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