# Top 41 VoIP Startups Worldwide by Funding (2026)

> The 41 best-funded voIP startups worldwide, ranked by total funding raised: $957M combined. With founding year, headquarters and each company's rounds.

Source: https://millionrounds.com/top-lists/voip-startups (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Wyyerd Group** Wyyerd Group is an internet service provider that offers wireless, fiber internet, dark fiber, VoIP and unified communication services.](https://millionrounds.com/company/wyyerd-group) Wyyerd Group is an internet service provider that offers wireless, fiber internet, dark fiber, VoIP and unified communication services. *Founded* 2017 Boulder, United States **$435M** last round Aug 2025
- 2 [**Telcom** Telcom is an internet service provider that offers broadband and VoIP solutions.](https://millionrounds.com/company/telcom) Telcom is an internet service provider that offers broadband and VoIP solutions. *Founded* 2014 Manchester, United Kingdom **$87M** last round Jul 2021
- 3 [**Cedar Point Communications** Cedar Point Communications is a telecommunications technology company founded in 2000 and based in Derry, New Hampshire.](https://millionrounds.com/company/cedar-point-communications) Cedar Point Communications is a telecommunications technology company founded in 2000 and based in Derry, New Hampshire. *Founded* 2000 Derry, Germany **$81M** last round Dec 2009
- 4 [**Sylantro** Sylantro Systems provides software for service providers that deliver hosted VoIP applications.](https://millionrounds.com/company/sylantro) Sylantro Systems provides software for service providers that deliver hosted VoIP applications. *Founded* 1998 Moorgate, United States **$71M** last round Apr 2006
- 5 [**Telesphere Networks** Telesphere Networks is a provider of business VoIP solutions for wireline and mobile devices.](https://millionrounds.com/company/telesphere-networks) Telesphere Networks is a provider of business VoIP solutions for wireline and mobile devices. *Founded* 2000 Holmdel, United States **$51M** last round Oct 2010
- 6 [**Vocalocity** Vocalocity provides business phone services and cloud VoIP services.](https://millionrounds.com/company/vocalocity) Vocalocity provides business phone services and cloud VoIP services. *Founded* 2006 Atlanta, United States **$47M** last round Aug 2011
- 7 [**Jive Communications** Jive Communications provides enterprise-grade Hosted VoIP and Unified Communications services to businesses and organizations worldwide.](https://millionrounds.com/company/jive-communications) Jive Communications provides enterprise-grade Hosted VoIP and Unified Communications services to businesses and organizations worldwide. *Founded* 2006 United States **$20M** last round Mar 2014
- 8 [**IP Communications** IP COMMUNICATIONS+ est spécialisée dans les solutions informatiques de réseaux, et de télécommunications des entreprises.](https://millionrounds.com/company/ip-communications) IP COMMUNICATIONS+ est spécialisée dans les solutions informatiques de réseaux, et de télécommunications des entreprises. *Founded* 2017 Abidjan, United States **$20M** last round Apr 2002
- 9 [**Convergence** Convergence provides business email, cloud VoIP, and cloud backup services.](https://millionrounds.com/company/convergence) Convergence provides business email, cloud VoIP, and cloud backup services. *Founded* 2015 United States **$15M** last round Nov 2007
- 10 [**Digium** Digium develops an open source software that provides VoIP communication solutions for enterprises.](https://millionrounds.com/company/digium) Digium develops an open source software that provides VoIP communication solutions for enterprises. *Founded* 1999 Huntsville, United States **$14M** last round Aug 2006
- 11 [**Mobivox** Mobivox is a service enabling users to have VOIP-style pricing and services via their existing landlines and mobile phones.](https://millionrounds.com/company/mobivox) Mobivox is a service enabling users to have VOIP-style pricing and services via their existing landlines and mobile phones. *Founded* 2007 Canada **$11M** last round Oct 2007
- 12 [**Dixon Technologies** Dixon Technologies is an IT company that specializes in network infrastructure, security, audio and video systems, and VoIP phone services.](https://millionrounds.com/company/dixon-technologies) Dixon Technologies is an IT company that specializes in network infrastructure, security, audio and video systems, and VoIP phone services. *Founded* 2014 Melbourne, India **$9.3M** last round Apr 2008
- 13 [**Allworx** Allworx develops and sells VoIP phone and phone systems designed for small businesses.](https://millionrounds.com/company/allworx) Allworx develops and sells VoIP phone and phone systems designed for small businesses. *Founded* 1998 Rochester, United States **$8.5M** last round Jun 2006
- 14 [**Go2call.com** Go2call.com is an online platform that delivers Voice over Internet Protocol (VoIP) solutions.](https://millionrounds.com/company/go2call-com) Go2call.com is an online platform that delivers Voice over Internet Protocol (VoIP) solutions. *Founded* 1998 United States **$8.5M** last round Feb 2004
- 15 [**Versatel Networks** Versatel Networks, a Quebec, Canada-based provider of VoIP gateway and service delivery solutions for telecom service providers.](https://millionrounds.com/company/versatel-networks) Versatel Networks, a Quebec, Canada-based provider of VoIP gateway and service delivery solutions for telecom service providers. *Founded* 1997 - **$8.5M** last round Sept 2005
- 16 [**Devyce** Devyce creates a VoIP operating system that offers communication system with flexibility, scalability, and dependability.](https://millionrounds.com/company/devyce) Devyce creates a VoIP operating system that offers communication system with flexibility, scalability, and dependability. *Founded* 2020 London, United Kingdom **$8.1M** last round Dec 2025
- 17 [**Citel Technologies** Citel Technologies is a telecommunications company that specializes in Voice over IP (VoIP) migration solutions and converged communications platforms.](https://millionrounds.com/company/citel-technologies) Citel Technologies is a telecommunications company that specializes in Voice over IP (VoIP) migration solutions and converged communications platforms. *Founded* 1996 Amherst, United Kingdom **$7.0M** last round Sept 2004
- 18 [**Setera Communications** Setera Communications is a IP operator developing business-to-business services such as VoIP solutions and traditional technologies.](https://millionrounds.com/company/setera-communications) Setera Communications is a IP operator developing business-to-business services such as VoIP solutions and traditional technologies. *Founded* 2005 ESPOO, Finland **$6.4M** last round Nov 2008
- 19 [**Ingate Systems** Ingate Systems is a Swedish company specializing in SIP-based VoIP communications for enterprises.](https://millionrounds.com/company/ingate-systems) Ingate Systems is a Swedish company specializing in SIP-based VoIP communications for enterprises. *Founded* 2001 Sundbyberg, Sweden **$5.8M** last round May 2004
- 20 [**NYMGO S.A** Nymgo S.A is a telecommunications company based in Strassen, Luxembourg, specializing in Voice over Internet Protocol (VoIP) services.](https://millionrounds.com/company/nymgo-s-a) Nymgo S.A is a telecommunications company based in Strassen, Luxembourg, specializing in Voice over Internet Protocol (VoIP) services. *Founded* 2008 Strassen, Luxembourg **$5.0M** last round Oct 2010
- 21 [**Intellinote** Broadsoft, formerly Intellinote, is a VoIP applications development company serving more than 450 telecommunications service providers.](https://millionrounds.com/company/intellinote) Broadsoft, formerly Intellinote, is a VoIP applications development company serving more than 450 telecommunications service providers. *Founded* 2013 United States **$4.8M** last round Jan 2014
- 22 [**VoIP Group** VoIP Group is a global developer of IP telephony solutions and Unified Communications services, founded in 1998 in the United States and currently headquartered](https://millionrounds.com/company/voip-group) VoIP Group is a global developer of IP telephony solutions and Unified Communications services, founded in 1998 in the United States and currently headquartered *Founded* 1998 Sao Paulo, United States **$4.4M** last round Dec 2001
- 23 [**VIXXI Solutions** VIXXI Solutions provides complete E911 solutions for VoIP providers and established carriers.](https://millionrounds.com/company/vixxi-solutions) VIXXI Solutions provides complete E911 solutions for VoIP providers and established carriers. *Founded* 2005 Denver, United States **$4.0M** last round Oct 2007
- 24 [**GreenLink Networks** GreenLink Networks is a telecommunications company located in Addison, Texas, that specializes in cloud-based VoIP communication solutions.](https://millionrounds.com/company/greenlink-networks) GreenLink Networks is a telecommunications company located in Addison, Texas, that specializes in cloud-based VoIP communication solutions. *Founded* 2015 Irving, United States **$3.5M** last round Aug 2009
- 25 [**Voztelecom** VozTelecom develops software to enable voice over internet protocol (VoIP) services.](https://millionrounds.com/company/voztelecom) VozTelecom develops software to enable voice over internet protocol (VoIP) services. *Founded* 2003 Cerdanyola del vallés, Spain **$2.8M** last round Aug 2007
- 26 [**Geos Communications** Geos Communications, Inc.](https://millionrounds.com/company/geos-communications) Geos Communications, Inc. *Founded* 2002 Southlake, United States **$2.5M** last round Mar 2010
- 27 [**Anta Systems** Founded in Santa Clara, CA, Anta Systems is a leading provider of affordable, turn-key Voice over Internet Protocol (VoIP) solutions.](https://millionrounds.com/company/anta-systems) Founded in Santa Clara, CA, Anta Systems is a leading provider of affordable, turn-key Voice over Internet Protocol (VoIP) solutions. *Founded* 2003 United States **$2.4M** last round Mar 2004
- 28 [**Altatech** AltaTech provides IT consulting, web development, SaaS, cyber security, VoIP, SEO, network cabling, managed IT, and cloud services.](https://millionrounds.com/company/altatech) AltaTech provides IT consulting, web development, SaaS, cyber security, VoIP, SEO, network cabling, managed IT, and cloud services. *Founded* 2019 Raleigh, France **$2.4M** last round Oct 2005
- 29 [**42Networks** 42Networks develops and sells products and system solutions for broadband telephony, triple play for FTTPs, and embedded VoIP solutions.](https://millionrounds.com/company/42networks) 42Networks develops and sells products and system solutions for broadband telephony, triple play for FTTPs, and embedded VoIP solutions. *Founded* 1999 Sweden **$2.3M** last round Feb 2006
- 30 [**Spout** The market demand for Voice over IP (VoIP) hosted solutions has grown in recent years as small businesses seek ways to lower their communications costs and simp](https://millionrounds.com/company/spout) The market demand for Voice over IP (VoIP) hosted solutions has grown in recent years as small businesses seek ways to lower their communications costs and simp *Founded* 2012 Edmonton, United States **$2.0M** last round Nov 2018
- 31 [**Cicero Networks** Cicero Networks has been at the forefront of app development since smartphones were introduced in 2002.](https://millionrounds.com/company/cicero-networks) Cicero Networks has been at the forefront of app development since smartphones were introduced in 2002. *Founded* 2001 Dublin, Ireland **$1.9M** last round Oct 2008
- 32 [**InterMetro Communications** InterMetro Communications provides enhanced voice and data communications services via a VoIP network infrastructure.](https://millionrounds.com/company/intermetro-communications) InterMetro Communications provides enhanced voice and data communications services via a VoIP network infrastructure. *Founded* 2003 Simi Valley, United States **$1.6M** last round Dec 2014
- 33 [**Vendorflow** Vendorflow is a unified communications platform based in Los Angeles, California, founded in 2020.](https://millionrounds.com/company/vendorflow) Vendorflow is a unified communications platform based in Los Angeles, California, founded in 2020. *Founded* 2020 Los Angeles, United States **$1.4M** last round Oct 2021
- 34 [**VoIP Logic** VoIP Logic is a global provider of VoIP managed services, and provisioning and management systems.](https://millionrounds.com/company/voip-logic) VoIP Logic is a global provider of VoIP managed services, and provisioning and management systems. *Founded* 2003 United States **$1.3M** last round Mar 2006
- 35 [**XVision** Xvision offers telephony projects, exchanges, call center, VoIP, cabling, security systems, video monitoring, and fire detection solutions.](https://millionrounds.com/company/xvision) Xvision offers telephony projects, exchanges, call center, VoIP, cabling, security systems, video monitoring, and fire detection solutions. *Founded* 2014 Romania **$500K** last round Mar 2024
- 36 [**Modulis** Modulis is a North American leader of enterprise, institutional and Asterisk based VoIP solutions.](https://millionrounds.com/company/modulis) Modulis is a North American leader of enterprise, institutional and Asterisk based VoIP solutions. *Founded* 2006 Montréal, Canada **$388K** last round Sept 2013
- 37 [**Callision** Callision is the world's first carrier-independent cloud business phone system, and the first freemium enterprise-grade Contact Center as a Service (CCaaS).](https://millionrounds.com/company/callision) Callision is the world's first carrier-independent cloud business phone system, and the first freemium enterprise-grade Contact Center as a Service (CCaaS). *Founded* 2011 New York, United States **$250K** last round Apr 2012
- 38 [**VoIP Supply** VoIP Supply's mission is to deliver complete VoIP solutions that hold superior value to a worldwide marketplace.](https://millionrounds.com/company/voip-supply) VoIP Supply's mission is to deliver complete VoIP solutions that hold superior value to a worldwide marketplace. *Founded* 2002 Amherst, United States **$200K** last round Jun 2009
- 39 [**Voz.io** Built on the latest VOIP technologies, Voz.io enables companies to deploy a robust phone-support solution with zero infrastructure aside from access to an inter](https://millionrounds.com/company/voz-io) Built on the latest VOIP technologies, Voz.io enables companies to deploy a robust phone-support solution with zero infrastructure aside from access to an inter *Founded* 2013 Barcelona, Spain **$150K** last round Feb 2014
- 40 [**Crestone Telecom** Crestone Telecom delivers high-speed broadband internet and VoIP phone services by using fixed wireless technology cellular technology.](https://millionrounds.com/company/crestone-telecom) Crestone Telecom delivers high-speed broadband internet and VoIP phone services by using fixed wireless technology cellular technology. *Founded* 2011 United States **$135K** last round Dec 2012
- 41 [**Chaffee County Telecom** Chaffee County Telecom provides fixed, wireless, high-speed broadband internet and VoIP phone services.](https://millionrounds.com/company/chaffee-county-telecom) Chaffee County Telecom provides fixed, wireless, high-speed broadband internet and VoIP phone services. *Founded* 2012 United States **$105K** last round Dec 2012

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose own description names this theme, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

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[See all](https://millionrounds.com/top-lists?r=Global)

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