MARCIN WIELGOLEWSKI

95.10.Z - Repair and maintenance of computers and telecommunications equipment

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

43.21.Z - Installation of electrical systems

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

43.24.Z - Installation of other building systems

46.43.Z - Wholesale trade of electrical household goods

46.50.Z - Wholesale trade of information and communication technology devices

47.40.Z - Retail sale of information and communication technology equipment

47.54.Z - Retail sale of electrical household appliances

47.55.Z - Retail sale of furniture, lighting equipment, tableware, and other household articles

58.29.Z - Publishing of other software

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

62.20.B - IT consulting and IT equipment management activities

71.12.B - Engineering activities and related technical consultancy

74.14.Z - Other specialized design activities