JERZY DUSZKIEWICZ CONSULTING

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

41.20.Z - Construction work related to the construction of residential and non-residential buildings

43.21.Z - Installation of electrical systems

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.29.Z - Specialized construction works

43.99.Z - Other specialized construction works, not classified elsewhere

46.22.Z - Wholesale trade of flowers and plants

46.41.Z - Wholesale trade of textile products

46.42.Z - Wholesale trade of clothing and footwear

46.43.Z - Wholesale trade of electrical household goods

46.44.Z - Wholesale trade of porcelain, ceramic, and glass products, as well as cleaning products

46.48.Z - Wholesale trade of watches and jewelry

46.49.Z - Wholesale trade of other household articles

47.19.Z - Retail trade

47.89.Z - Retail trade

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

58.21.Z - Publishing of computer games

58.29.Z - Publishing of other software

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

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

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

63.11.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

63.12.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

74.30.Z - Translation and interpretation activities

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

78.10.Z - Employment placement and recruitment services

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