HALYS

Halys is a 100% French company meeting its clients’ demands for trust and technological sovereignty. As a licensed operator in France, Halys offers its own fixed and mobile numbering resources, enabling connectivity to 850 mobile operators worldwide. The company provides access to international SS7 signaling, ISUP for ISDN networks, and GRX/IPX for 2G-5G data interconnection. Halys also operates its own brand, Executive Telecom, delivering secure and cost-effective mobility for corporate VIP fleets and extending coverage with private mobile networks (PMR). Additionally, Halys supports multi-IMSI national and international mobility and hosts operator services, including OTA services for SIM delivery and shared multi-tenant platforms like roaming hubs with personalized welcome and bon voyage messages.