MAC Krzysztof Jachimczuk

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

26.20.Z - Manufacture of computers and peripheral equipment

33.12.Z - Repair and maintenance of machinery

33.13.Z - Repair and maintenance of electronic and optical devices

33.14.Z - Repair and maintenance of electrical devices

33.17.Z - Repair and maintenance of other civil transport equipment

43.21.Z - Installation of electrical systems

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

43.29.Z - Specialized construction works

43.39.Z - Specialized construction works

46.51.Z - Wholesale trade

46.52.Z - Wholesale trade

47.19.Z - Retail trade

47.75.Z - Retail sale of cosmetics and toiletries

47.76.Z - Retail sale of flowers, plants, fertilizers, pets, and pet food

47.78.Z - Retail sale of other new products

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

61.10.Z - Activities in the field of wired, wireless, and satellite telecommunications

61.20.Z - Activities related to the resale of telecommunications services and telecommunications mediation

61.30.Z - Telecommunications

61.90.Z - Activities in other telecommunications fields

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

70.21.Z - Head office activities and management consultancy

70.22.Z - Head office activities and management consultancy

71.12.Z - Engineering activities and related technical consultancy

72.19.Z - Scientific research and development activities

74.10.Z - Specialized design activities

74.20.Z - Photographic activities

74.30.Z - Translation and interpretation activities

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

77.29.Z - Rental and leasing

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 assets, not elsewhere classified

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

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

95.21.Z - Repair and maintenance of electronic equipment for general use

95.22.Z - Repair and maintenance of household appliances and equipment for household and gardening use

95.29.Z - Repair and maintenance of personal and household goods, not elsewhere classified

96.02.Z - Individual service activities