Tel-And Monika Andrzejczak

61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities

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

33.14.Z - Repair and maintenance of electrical equipment

42.22.Z - Works related to construction of telecommunications and electricity lines

43.21.Z - Electrical installation

43.99.Z - Other specialised construction activities not elsewhere classified

61.10.Z - Wired telecommunications activities

61.90.Z - Other telecommunications activities

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