Halys designs and deploys telecom platforms for inter-operator roaming, SMS/MMS messaging, and 4G/5G mobile core networks, supporting public, private, and hybrid environments. We support operators, MVNOs, integrators, and private mobile network projects in delivering robust, secure, and interoperable telecom connectivity solutions.
▪️ Roaming & interconnection: SS7, GTP, and Diameter hubs for 2G/3G, 4G/LTE, and 5G (NSA/SA) network environments.
▪️ Messaging (SMS/MMS): SMSC/MMSC platforms for A2P/P2A traffic, international interconnection, and traffic security.
▪️ 4G/5G mobile core networks: EPC/5GC platforms for private or hybrid mobile networks, with observability and supervision.
▪️ Private & hybrid mobile networks: 4G/5G solutions for industrial environments, critical infrastructures, or temporary deployments, with interconnection to public networks when required.
▪️ Go-live & 24/7 support: platform commissioning, configuration assistance, use-case validation, and 24/7 technical support delivered by engineering teams.
💬 Let’s talk about your connectivity projects — our experts are happy to discuss.
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2003
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Frequently asked questions
When was Halys founded?
Halys was founded in 2003.
What industry is Halys in?
Halys operates in Telecommunications. Find similar Telecommunications investors on gritt.io.
Where is Halys based?
Halys is headquartered in Issy-les-Moulineaux, France.
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