Kalliope
Kalliope is an Italian unified communications and VoIP platform provider serving SMEs, enterprises, contact centers, and public sector bodies through certified partners, offering a SIP-based UCC platform (Omnia), voice-data middleware (Nexus), and AI-powered semantic analytics (Lògos).
- Company typePrivate
- Founded2006
- HeadquartersOspedaletto, Italy
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What Kalliope does
Kalliope is the product brand of NetResults S.r.l., an Italian VoIP and unified communications company founded in 2006 as a spin-off from the University of Pisa's Telecommunications Research Group and now controlled by Vianova S.p.a. The company builds a proprietary SIP-based platform suite anchored on three pillars: Kalliope Omnia (Unified Communication & Collaboration platform replacing traditional PBX, with desktop, mobile, web and meeting clients), Kalliope Nexus (middleware that integrates voice data with CRM/ERP systems and provides contact-center modules such as analytics, missed calls, trace, ticketing, wall monitor, outbound, and feedback), and Kalliope Lògos (AI-powered semantic platform offering transcription, sentiment analysis, chatbots, live chat, and voice-to-structured data capture). Hardware appliances (KalliopePBX V4R and V4R+) and virtual machine deployments remain available alongside the software stack, with the legacy V4 platform transitioning to end-of-sale by July 31, 2025 in favor of the new Omnia generation. Distribution is channel-led through a nationwide network of certified system-integrator partners and a distribution agreement with Italian ICT distributor ASIT SPA, supplemented by direct enterprise sales for large accounts. The company sells across SMEs, enterprises, contact/call centers, and Italian public sector bodies under a mix of perpetual hardware licenses, recurring software subscriptions, cloud services, and professional/certification services. AI capabilities are deepened via wholly-owned subsidiary Awhy, partnered on the EPIC European project and contributing NLP and virtual-assistant technology to the Lògos roadmap.
Kalliope firmographics
Firmographics- Name
- Kalliope
- Legal name
- Kalliope S.r.l.
- Website
- https://kalliope.com
- Company type
- Private
- Founded year
- 2006
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Kalliope is an Italian unified communications and VoIP platform provider serving SMEs, enterprises, contact centers, and public sector bodies through certified partners, offering a SIP-based UCC platform (Omnia), voice-data middleware (Nexus), and AI-powered semantic analytics (Lògos).
- Ownership category
- akta.pro rank
Kalliope industry classification
Industry- Product category
- Unified Communications and Collaboration (UCC) Software
- NAICS
- Software Publishers (5132), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (51821)
- SIC
- Services-Telephone Interconnect Systems (7385), Services-Prepackaged Software (7372)
- akta.pro primary industry
- Unified Communications & Collaboration Network Services (VoIP/QoS) (BPAEAEAI)
- akta.pro secondary industries
- VoIP/ATA & Integrated Voice Gateways (CPE) (HDAFAIAJ), Voice Calling (VoIP) Apps (BPAMACAC)
Keywords
Where Kalliope is headquartered
LocationHeadquarters
- HQ city
- Ospedaletto
- HQ country
- Italy
- HQ region
- Europe
Offices1 record
Markets served
Kalliope business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Supply Chain, Marketing or Sales, Operations
Revenue model
- Hardware Appliances: Sale of physical PBX appliances (V4R and V4R+ models) and Virtual Machine solutions for VoIP communication hosting.
- Software Licenses: Licensing of software products including Kalliope Omnia, Nexus, Lògos, and various add-on modules for contact center, fax, hotel, and multi-tenant capabilities.
- Cloud Services: Optional cloud services including Kalliope LAM (License and Asset Management) and VSBC (Virtual SBC) for enhanced functionality.
- Partner Certification and Services: Certification programs and training for system integrators and service providers.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | One time/ perpetual license | KalliopePBX V4R |
| One time/ perpetual license | One time/ perpetual license | KalliopePBX V4R+ |
| Hybrid | Multi-year contract | Kalliope Enterprise |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels8 records
Kalliope product offering
Product offeringCore offering
Kalliope provides Unified Communication & Collaboration software and hardware platforms for businesses, replacing traditional PBX systems with VoIP-based solutions. Its portfolio centers on three platforms — Kalliope Omnia (UCC combining voice, video, messaging and collaboration), Kalliope Nexus (middleware for voice data integration with business systems and contact-center analytics), and Kalliope Lògos (AI-powered semantic platform for transcription, sentiment analysis, chatbot and live chat) — alongside KalliopePBX V4R/V4R+ hardware appliances, a virtual machine edition, and Desktop, Mobile, Web and Meeting client applications. These are sold primarily through certified partners and distributors, with direct enterprise sales for large accounts.
Product overview
Kalliope is a unified communication and collaboration solutions provider offering a platform-plus-modules architecture centered around voice communication. The core offerings include: Kalliope Omnia (UCC platform replacing traditional PBX), Kalliope Nexus (middleware integration platform with analytics and contact center modules), and Kalliope Lògos (AI-powered semantic communication platform). Client applications include Desktop, Mobile, Web, and Meeting apps. The Nexus platform includes specialized modules for Analytics, Missed Calls, Trace, Ticket, Wall Monitor, Outbound, and Feedback. The Lògos platform offers AI-powered products including Bot, Live Chat, and Memo for automation and knowledge extraction. Legacy products include KalliopePBX V4R/V4R+ hardware appliances and Virtual Machine deployments, with Kalliope Enterprise providing full-featured enterprise-tier capabilities.
Differentiator
Problem solved
Functional benefit
Brands
- Kalliope Omnia: Unified Communication & Collaboration (UCC) platform that combines voice, video, messaging, and collaboration tools for businesses.
- Kalliope Nexus
- Kalliope Lògos
- Kalliope LAB
- Kalliope Start
- Kalliope Plus
- Kalliope Enterprise
- Kalliope Desktop
- Kalliope Mobile
- Kalliope Web
- Kalliope Meeting
- Kalliope Bot
- Kalliope Live Chat
- Kalliope Memo
- Kalliope Analytics
- Kalliope Missed Calls
- Kalliope Trace
- Kalliope Ticket
- Kalliope Wall Monitor
- Kalliope Outbound
- Kalliope Feedback
- TCoE (Testing Center of Excellence)
Products and services
- Kalliope Omnia Unified Communication & Collaboration (UCC) platform that combines voice, video, messaging and collaboration tools into a single cloud-ready solution, replacing traditional PBX systems for Italian SMBs and enterprises.
- Kalliope Nexus Middleware platform for voice data integration with business systems (CRM, ERP) and contact-center operations, providing analytics, monitoring, ticketing, outbound and feedback modules.
- Kalliope Lògos AI-powered semantic communication platform that transforms voice exchanges into strategic insights through natural language processing, transcription, sentiment analysis, chatbot and live chat.
- Kalliope LAB Innovation laboratory service for advanced voice-centric digital transformation projects, synthesizing expertise from the Omnia, Nexus and Lògos platforms into bespoke customer engagements.
- KalliopePBX V4R Hardware PBX appliance (Quad-core 1.6GHz CPU, 4GB RAM, 60GB SSD) supporting up to 120 simultaneous calls with unlimited users and lines for small and medium businesses.
- KalliopePBX V4R+ Premium hardware PBX appliance (Octa-core 1.6GHz CPU, 8GB RAM, 128GB SSD) supporting up to 120 simultaneous calls with multi-tenant license capability, targeting service providers.
- KalliopePBX Virtual Machine Virtual machine edition of KalliopePBX for VMware, Xen, Proxmox and KVM hypervisors, delivering the same capabilities as the hardware appliance with minimum 5 licenses and unlimited users.
- Kalliope Enterprise Full-featured modular UC platform for enterprise customers with API integration (Dynamic Routing), Active Directory authentication, Contact Center module, and Microsoft Teams interoperability, sold via OPEX and CAPEX contracts.
- Kalliope Desktop Desktop client application for the Kalliope Omnia UCC platform, available on Windows and MacOS.
- Kalliope Mobile Mobile client application for the Kalliope Omnia UCC platform, available on Android and iOS devices.
- Kalliope Web Web-based client solution for accessing Kalliope Omnia services from a browser.
- Kalliope Meeting Virtual meeting room solution providing video conferencing and team collaboration within the Kalliope Omnia platform.
- Kalliope Analytics Reporting and dashboard module within Kalliope Nexus that delivers real-time analytics and historical reporting on voice and contact-center metrics.
- Kalliope Missed Calls Nexus module for tracking and analyzing unanswered calls to improve coverage and reduce abandonment.
- Kalliope Trace Nexus module providing real-time caller identification (screen-pop) during conversations by integrating with CRM/ERP systems.
- Kalliope Ticket Nexus module that links calls with ticketing systems to streamline customer support workflows.
- Kalliope Wall Monitor Nexus contact-center wall display module providing real-time visualization of queue status, agent activity and call monitoring.
- Kalliope Outbound Nexus module for managing outbound calling campaigns, including telemarketing and survey workflows.
- Kalliope Feedback Nexus module for gathering and analyzing post-call customer feedback to inform service improvements.
- Kalliope Bot Lògos intelligent chatbot that understands, responds to and automates customer interactions using AI-powered NLP.
- Kalliope Live Chat Lògos live-chat solution providing immediate, AI-assisted customer support conversations.
- Kalliope Memo Lògos voice-to-structured-data module that captures spoken information into structured business data without complex integrations.
Quantifiable outcome
- Voice becomes a measurable corporate asset through call monitoring and analytics
- +1 more outcomes
Companies that use Kalliope
Customer profileNamed customers3 records
Segments4 records
Ideal customer profiles4 records
Kalliope technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration6 records
AI capability5 records
Feature5 records
Kalliope partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core and minor.
- ASIT SPAcoreDistribution partnership with ASIT SPA, a leading specialized ICT distributor in Italy. ASIT includes Kalliope products in its offering, strengthening Kalliope's presence in the UCC solutions market across Italy.
- AwhycoreStrategic partnership with Awhy, a startup focused on artificial intelligence, to develop synergies oriented toward natural interaction between humans and technology. Awhy is a controlled subsidiary involved in the EPIC European project.
- NextupminorStrategic alliance with Nextup, a Veronese software house, to enhance digital transformation capabilities for customers through combined expertise.
Scale indicators4 records
Recent moves6 records
Expansion highlights5 records
Kalliope competitors and assessment
Company assessmentDirect peers
- 3CX: 3CX offers a software-based PBX and unified communications platform with contact center, video, and chat features, serving SMEs and enterprises globally. It is the closest direct competitor to Kalliope Omnia given comparable product architecture, SIP interoperability, and channel-led SME focus.
- Wildix: Wildix provides a unified communications and collaboration solution with voice, video, chat, and contact center, distributed through a partner channel in Europe. Comparable to Kalliope's channel-driven SME/enterprise UC model and European geographic focus.
- Yeastar: Yeastar provides premise-based and cloud PBX platforms (P-Series, Linkus UC clients) with modular add-ons for contact center and integrations. It competes head-to-head with Kalliope Omnia/Plus/Start in the SME and mid-market UC segment with similar hardware appliance and software licensing model.
- Sangoma Technologies: Sangoma (parent of Asterisk, Digium, FreePBX, Switchvox) offers on-premises and cloud UC, SIP phones, and contact center solutions for SMBs and service providers. Directly comparable to Kalliope's combination of hardware appliances, PBX software, and SIP interoperability.
- VitalPBX: VitalPBX delivers an open-source PBX and unified communications platform with commercial support and modules for call centers, billing, and integrations. Comparable to Kalliope's SIP-based, module-rich platform approach targeted at service providers and SMEs.
Broad incumbents
- Microsoft (Teams Phone): Microsoft Teams Phone and Operator Connect provide cloud-based UC and telephony tightly integrated with Microsoft 365. Kalliope Enterprise offers Microsoft Teams interoperability, positioning both as complementary and competitive in the Italian enterprise segment.
- Cisco (Webex): Cisco's Webex and unified communications portfolio (including BroadSoft-based platforms and IP phones) competes with Kalliope Omnia for enterprise voice deployments. Kalliope integrates with Cisco phones via its advanced provisioning module, illustrating ecosystem overlap.
- Zoom (Zoom Contact Center): Zoom offers UCaaS, Zoom Phone, and Zoom Contact Center as cloud-native alternatives to premise PBX. Represents an indirect competitive pressure on Kalliope's on-premises UC and call-center modules, especially for cloud-curious Italian SMEs.
- Avaya: Avaya provides enterprise communications, contact center, and UCaaS/CCaaS solutions to large organizations worldwide. Competes with Kalliope Enterprise tier in large Italian accounts, with a much broader portfolio and larger installed base.
- Mitel: Mitel is an established global UC vendor offering MiVoice, MiContact Center, and cloud UC for enterprises. Overlaps with Kalliope Enterprise and Omnia in IP-PBX and contact center capabilities but operates at significantly broader global scale and footprint.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
Kalliope social profiles
Digital presenceKalliope compliance and trust
Trust signalCompliance1 record
Kalliope financial estimates
Financial estimateRevenue estimate
Valuation estimate
Kalliope leadership team
Management profileNumber of profiles
Profiles9 records
Kalliope subsidiaries and ownership
Company hierarchySubsidiaries1 record
Kalliope funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Kalliope M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Kalliope
What does Kalliope do?
Kalliope provides Unified Communication & Collaboration software and hardware platforms for businesses, replacing traditional PBX systems with VoIP-based solutions. Its portfolio centers on three platforms — Kalliope Omnia (UCC combining voice, video, messaging and collaboration), Kalliope Nexus (middleware for voice data integration with business systems and contact-center analytics), and Kalliope Lògos (AI-powered semantic platform for transcription, sentiment analysis, chatbot and live chat) — alongside KalliopePBX V4R/V4R+ hardware appliances, a virtual machine edition, and Desktop, Mobile, Web and Meeting client applications. These are sold primarily through certified partners and distributors, with direct enterprise sales for large accounts.
Is Kalliope a public or private company?
Kalliope is a private company. It is classified as corporate owned and is currently operating.
When was Kalliope founded?
Kalliope was founded in 2006. It employs 11 to 50 people.
Where is Kalliope based?
Kalliope is headquartered in Ospedaletto, Italy, in the Europe region.
How does Kalliope make money?
Four revenue lines are on record. Hardware Appliances are the primary driver. The others are software Licenses, cloud Services and partner Certification and Services.
Who are Kalliope's main competitors?
Direct peers on record are 3CX, Wildix, Yeastar, Sangoma Technologies and VitalPBX. Broad incumbents are Microsoft (Teams Phone), Cisco (Webex), Zoom (Zoom Contact Center), Avaya and Mitel.
Does Kalliope have an API?
No public API is recorded for Kalliope.
What industry is Kalliope in?
Kalliope's product category is Unified Communications and Collaboration (UCC) Software. Its primary akta.pro industry code is BPAEAEAI, Unified Communications & Collaboration Network Services (VoIP/QoS), with a secondary code of HDAFAIAJ, VoIP/ATA & Integrated Voice Gateways (CPE). Its NAICS code is 5132 and its SIC code is 7385.