Krzysztof Ziółkowski

71.12.Z - Engineering activities and related technical consultancy

43.21.Z - Electrical installation

47.41.Z - Retail sale of computers, peripheral units and software in specialised stores

47.42.Z - Retail sale of telecommunications equipment in specialised stores

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

70.22.Z - Business and other management consultancy activities

71.20.B - Other technical testing and analysis

95.11.Z - Repair and maintenance of computers and peripheral equipment

95.12.Z - Repair and maintenance of (tele)communication equipment