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COSMOTE Mobile Telecommunications S.A.

COSMOTE Mobile Telecommunications S.A. is a Greek telecom provider delivering mobile, fixed, and converged digital connectivity services.

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Who is COSMOTE Mobile Telecommunications S.A.?

COSMOTE Mobile Telecommunications S.A. is a Greek telecommunications provider offering mobile, fixed, and converged digital services for consumer, business, and public-sector customers.

  • Mobile voice, messaging, and data connectivity services for retail and enterprise subscribers (mobile communications).
  • Fixed broadband, telephony, and converged bundles integrating mobile and fixed access (fixed and converged connectivity).
  • Enterprise and business solutions including Virtual Private Network (VPN), managed connectivity, and tailored communication services (enterprise networking and communications).
  • Digital services such as cloud-based offerings, Internet of Things (IoT) connectivity, and value-added applications for organizations (cloud and IoT services).
  • Participation in the OTE Group, with shared network infrastructure, wholesale services, and support capabilities (telecom group integration).
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More About COSMOTE Mobile Telecommunications S.A.

COSMOTE Mobile Telecommunications S.A. operates as the mobile and converged services brand within the OTE Group in Greece, providing mobile network access, fixed broadband, and integrated communication services to private users, enterprises, and public institutions. Its portfolio is structured around end-to-end connectivity, combining nationwide mobile coverage with fixed-line access and IP-based services to support voice, data, and multimedia use cases.

For enterprise and institutional environments, COSMOTE Mobile Telecommunications S.A. offers mobile subscriptions, data plans, and machine-to-machine or IoT connectivity (IoT connectivity) that integrate with corporate networks and backend systems. These services typically rely on standard cellular technologies such as 4G/LTE and 5G 5G New Radio (NR) (mobile access technologies), operating over licensed spectrum managed by the company under national regulation frameworks. Enterprises use these capabilities for field workforce connectivity, remote asset monitoring, telematics, and other distributed applications that depend on wide-area wireless coverage.

In fixed and converged services, COSMOTE Mobile Telecommunications S.A. provides broadband access over technologies such as xDSL and Fiber-to-the-Home (FTTH) or fiber-to-the-building (fixed broadband technologies), along with IP telephony and bundled offers that unify mobile and fixed services under single contracts and invoices. These converged services (converged connectivity) support office connectivity, branch networking, and home-office environments, and can be integrated with corporate VPNs, firewalls, and Software-Defined Wide Area Network (SD-WAN) platforms managed by the customer or third parties.

The company’s enterprise and business solutions include dedicated internet access, IP-based virtual private networks (VPNs) (enterprise networking), and managed communication services that can interoperate with widely used networking protocols such as Multiprotocol Label Switching (MPLS), IPsec, and standard routing and switching architectures. These offerings position COSMOTE Mobile Telecommunications S.A. as a network and connectivity provider within enterprise reference architectures, where customers may run higher-layer services such as collaboration, ERP, and cloud workloads over COSMOTE-provided access links.

COSMOTE Mobile Telecommunications S.A. also offers cloud-related and digital services (cloud and digital services), often focused on connectivity to public cloud platforms, secure remote access, and value-added services for multimedia, content, and communication. IoT-related services (IoT platform services) typically expose device management, connectivity management, and data transport functions, which enterprises can integrate into analytics platforms, Supervisory Control and Data Acquisition (SCADA) systems, or custom applications using standard IP and web-based protocols.

Within a directory or marketplace taxonomy, COSMOTE Mobile Telecommunications S.A. aligns with categories such as mobile network operator (MNO), fixed broadband provider, enterprise connectivity and VPN services, IoT connectivity provider, and cloud and digital service enabler. Its role centers on providing network access, transport, and related managed services that underpin higher-level IT, cloud, and application architectures in Greek and regional markets where OTE Group operates.

Our description of COSMOTE Mobile Telecommunications S.A.. Updated December 2025.

Topics

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Market segments

  • Telecommunication Services / Diversified Telecommunication Services / Integrated Telecommunication Services

Corporate structure

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