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Who is Intertell?
Intertell is a telecommunications and Information and Communication Technology (ICT) services provider that delivers voice, data, and managed connectivity solutions for business customers in Poland.
- Business telephony and voice services for enterprises, including Session Initiation Protocol (SIP) and IP-based communication.
- Data transmission and internet access services for corporate and institutional clients.
- Managed network and ICT infrastructure services supporting secure and reliable connectivity.
- Consulting, design, and implementation of tailored telecom and ICT solutions.
- Ongoing technical support and maintenance for deployed communication and network services.
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More About
Intertell operates in the Polish telecommunications and information and communications technology (ICT) market, focusing on enterprise voice, data, and managed connectivity services used by business, public sector, and institutional customers.
The company’s portfolio centers on business telephony, including SIP-based voice services (unified communications / enterprise telephony), IP PBX integration, and scalable inbound and outbound calling for office environments and distributed teams.
In data networking, Intertell provides internet access and point-to-point or point-to-multipoint data transmission services (enterprise connectivity), enabling branch connectivity, headquarters-to-branch links, and integration with data centers or cloud services.
The firm typically designs solutions around established telecommunications protocols and architectures, such as SIP for Voice Over Internet Protocol (VoIP), IP/MPLS-based data transport where applicable, and standard Ethernet-based access, aligning with operator-grade reliability and service-level commitments.
Intertell also positions itself in managed services (managed network services), where it can design, implement, and operate network and communication infrastructure on behalf of customers, including equipment provisioning, configuration, monitoring, and incident handling.
Professional services support these offerings, with consulting, solution design, and project implementation aligned to customer-specific requirements such as call center workloads, multi-site office connectivity, or integration with existing IT stacks.
From a directory and taxonomy perspective, Intertell fits within categories such as enterprise telephony and VoIP (unified communications), business internet and data connectivity (networking / Wide Area Network (WAN) services), and managed network and ICT services for corporate and institutional users.
These services are used to support day-to-day operations, remote and in-office collaboration, and connectivity between local infrastructure and external resources hosted in data centers or cloud platforms.
Our description of Intertell. Updated February 2026.