DIF-SERVICE - Krzysztof Samsonowski

43.21.Z - Installation of electrical systems

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

33.20.Z - Installation of industrial machinery, equipment, and devices

43.39.Z - Specialized construction works

47.91.Z - Intermediary retail sale, non-specialized

47.99.Z - Retail trade

59.11.Z - Activities related to the production of films, video recordings, and television programs

59.12.Z - Post-production activities related to films, video recordings, and television programs

59.20.Z - Sound recording and music publishing activities

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

61.90.Z - Activities in other telecommunications fields

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

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

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

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

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

45.20.Z