Swisscom
Swisscom (Switzerland) Ltd.
IP-Plus engineering, Postfach, CH-3050, Bern, Switzerland
+41-58-221-98
Orange
Orange Business Services Hungary Kft
H-1117 Budapest, Budapart tér 2, BudapartGate 3th floor
+36-12982600
iNES Group
Virgil Madgearu 2-6, Sector1, Bucharest, Romania
+40316202020