The version of the browser you are using is no longer supported. Please upgrade to a supported browser.Dismiss

View only
VC list
recently funded startups
startups by categorystartups by location
Deal - Get 100K+ startups data at $99 (Contact)
Buy this list Online
1Jive Communicationshttp://jive.comJive Communications provides enterprise-grade Hosted VoIP and Unified Communications services to businesses and organizations worldwide.Telecommunications, Video, VoIPOrem, Utah, United States
2Twiliohttp://www.twilio.comTwilio is a cloud communication company that enables users to use standard web languages to build voice, VoIP, and SMS apps via a web API.Enterprise Software, Internet, SMS, VoIPSan Francisco, California, United States
3CenturyLinkhttp://www.centurylink.comCenturyLink is a telecommunications company providing broadband, voice and wireless services to consumers and businesses.Big Data, Telecommunications, VoIPMonroe, Louisiana, United States
4RingCentralhttps://www.ringcentral.comRingCentral, a global distributor of cloud-unified communications and collaboration solutions, offers its users with technology services.Cloud Computing, Collaboration, Enterprise Software, Meeting Software, Messaging, Mobile, SaaS, VoIPBelmont, California, United States
58x8 Inchttps://www.8x8.comSecure, reliable cloud-based, enterprise-class business phone systems, unified communications and contact center solutions.SaaS, Telecommunications, Video Conferencing, VoIPSan Jose, California, United States
6MessageBirdhttps://www.messagebird.com/MessageBird connects enterprises to their global customers with the world's fastest & most reliable SMS, Voice & Chat APIs.Cloud Computing, Developer APIs, Enterprise Software, Mobile, SMS, Telecommunications, VoIPAmsterdam, Noord-Holland, The Netherlands
7Bandwidthhttp://www.bandwidth.comBandwidth is a telecom company helping wholesale customers and enterprises leverage communications as a tool for innovation.Telecommunications, VoIP, Web HostingRaleigh, North Carolina, United States
8Calixhttp://www.calix.comCalix is a communications equipment supplier focused on access solutions for delivery of broadband services.Infrastructure, Telecommunications, VoIPPetaluma, California, United States
9Agora.iohttp://www.agora.io/Agora.io enables developers to add HD interactive broadcast, voice & video calls into mobile and web apps through a simple yet powerful SDK.Broadcasting, Developer APIs, Developer Tools, Mobile, Real Time, Video, VoIP, Web DevelopmentSanta Clara, California, United States
10oomahttp://www.ooma.comOoma is a consumer telecommunications company that allows its users to make phone calls in the U.S. and Canada with no monthly service fee.Mobile, Software, Telecommunications, VoIPPalo Alto, California, United States
11Aircallhttp://aircall.ioAircall is an advanced call center software, complete business phone and contact center 100% natively integrated in any CRM.Call Center, Collaboration, Enterprise Software, SaaS, Telecommunications, VoIPParis, Ile-de-France, France
12IntelePeerhttp://www.intelepeer.comIntelePeer provides business communications including cloud-based communications, cloud contact center, and enterprise voice services.Call Center, Enterprise Software, Information Technology, Telecommunications, Unified Communications, VoIPSan Mateo, California, United States
13Evolve IPhttp://www.evolveip.netEvolve IP provides cloud services such as virtual servers, disaster recovery, IP telephony, unified communications, and contact centers.Cloud Computing, Cloud Data Services, Cloud Security, Customer Service, VoIP, Web HostingWayne, Pennsylvania, United States
14Matrixhttp://www.matrix.orgOpen Source, Interoperable IP CommsDeveloper APIs, Enterprise Software, Internet of Things, Open Source, Telecommunications, VoIPLondon, England, United Kingdom
15BroadSofthttp://www.broadsoft.comBroadSoft develops software that enables mobile and fixed-line service providers to deliver real-time communications via their IP networks.Enterprise, Software, Telecommunications, VoIPGaithersburg, Maryland, United States
16Moxtrahttp://www.moxtra.comTeamwork reimagined for the mobile, on-demand eraCollaboration, Mobile, Real Time, VoIPCupertino, California, United States
17Star2Star Communicationshttp://www.star2star.com/Star2Star Communications develops and delivers the World’s Most Complete Communication SolutionInternet, Telecommunications, Unified Communications, VoIPSarasota, Florida, United States
18Talari Networkshttp://www.talari.comTalari Networks helps enterprises combine multiple sources of public WAN bandwidth to create networks and additional bandwidth.Enterprise Software, Video, VoIPSan Jose, California, United States
19CoreDialhttp://coredial.comCoreDial is a software platform and web portal that provides cloud communication products and services.Cloud Computing, Software, VoIPBlue Bell, Pennsylvania, United States
20Pigeonlyhttp://www.pigeon.lyWe focus on markets that are overlooked and underserved, particularly, in minority communities.Consumer Goods, Internet, VoIPLas Vegas, Nevada, United States
21Birch Communicationshttp://www.birch.comBirch Communications, Inc. is a leading communications, network, cloud and IT solutions provider.Cloud Computing, Customer Service, Messaging, Mobile, Telecommunications, VoIP, Web HostingAtlanta, Georgia, United States
22SendHubhttp://sendhub.comSendHub is the Business Phone System for Mobile.Audio, Collaboration, Enterprise Software, Messaging, Mobile, SMS, VoIPPleasanton, California, United States
23VOCALCOMhttp://www.vocalcom.comVocalcom is one of the foremost players in cloud-based contact center, omni-channel customer experience and sales acceleration technology.Call Center, Cloud Computing, Customer Service, Developer Tools, E-Commerce, Mobile, Sales Automation, Software, Telecommunications, VoIPParis, Ile-de-France, France
24Edgewater Networkshttp://www.edgewaternetworks.comEdgewater Networks is the leader in Network Edge Orchestration, providing service assurance, security and analytics for UCaaS.Enterprise, Security, Unified Communications, VoIPSan Jose, California, United States
25StarBluehttp://www.blueface.ieStarBlue is a company that offers communications and IP phone systems.Cloud Computing, Mobile, Telecommunications, VoIPDublin, Dublin, Ireland
26Interface Security Systemshttp://www.interfacesystems.comInterface is a Managed Service company that connects and protects some of America’s best known commercial, retail and multi-siteAnalytics, Energy Management, Internet, Retail Technology, Security, VoIPPlano, Texas, United States
27Telarixhttp://www.telarix.comTelarix provides interconnect business optimization solutions to wireline, wireless, broadband, and VoIP communication service providers.Telecommunications, VoIP, WirelessVienna, Virginia, United States
28Fonalityhttp://www.fonality.comFonality is a communications company that provides business phone systems as well as cloud-based VoIP and Unified Communications solutions.Cloud Computing, Telecommunications, VoIPPlano, Texas, United States
29Voxeethttp://www.voxeet.comVoxeet provides a conferencing solution with HD sound and true voice technology.Mobile, Telecommunications, VoIPSausalito, California, United States
30Sharpen Technologieshttps://sharpencx.com/Sharpen Technologies operates as a SaaS company that provides software and voice solutions.Enterprise Software, SaaS, VoIPIndianapolis, Indiana, United States
31Phone.com, Inc.http://www.phone.comPhone.com is an extremely flexible, scalable, low cost cloud communications platform with open rest APIsMessaging, Mobile, VoIPNewark, New Jersey, United States
32Obihai Technologyhttp://www.obihai.comObihai develops VoIP analog phone adapters, smart phone VoIP apps, and phone systems for consumers and small businesses.Cloud Computing, Public Relations, Video Streaming, VoIPCampbell, California, United States
33MegaPathhttp://megapath.comMegaPath is an end-to-end, facilities-based provider serving small, medium and enterprise businesses.Cyber Security, Information Technology, Telecommunications, VoIPPleasanton, California, United States
34Alianzahttp://www.alianza.comWith our Cloud Voice Platform Alianza radically transforms communications delivery for broadband providers.Cloud Infrastructure, SaaS, Telecommunications, Unified Communications, VoIPLindon, Utah, United States
35Broadview Networkshttp://www.broadviewnet.comBroadview Networks provides voice and data communications, and managed network solutions for SMBs and enterprises.Communications Infrastructure, Enterprise Software, Telecommunications, VoIPRye, New York, United States
36XO Communicationshttp://www.xo.comXO Communications is a telecommunications company providing IP communications, networks, and IT infrastructure to businesses.Telecommunications, VoIP, Web HostingHerndon, Virginia, United States
37Voxoxhttp://www.voxox.comVoxOx mixes VOIP with social networking and instant messaging to create a powerful suite of communications tools.Messaging, Social Network, Software, VoIPSan Diego, California, United States
38Acme Packethttp://www.acmepacket.comAcme Packet provides voice, data and communications services and applications across IP networks for service providers and enterprises.Security, Telecommunications, VoIP, Web HostingBedford, Massachusetts, United States
39LeadDeskhttp://www.leaddesk.comTools for sales and service callingAutomotive, CRM, Enterprise Software, Mobile, Telecommunications, VoIPHelsinki, Southern Finland, Finland
40Synervoz Communicationshttp://www.synervoz.comSmart Audio meets Smart Communications.Audio, Music, Software, VoIPToronto, Ontario, Canada
41Natterboxhttp://natterbox.com/We specialise in cloud based telephony - setting the trend in how businesses use voice to operate and communicate.Business Intelligence, Cloud Computing, Communications Infrastructure, CRM, Software, VoIPLondon, England, United Kingdom
42Sabse Technologieshttp://www.sabsebolo.comSabse Technologies provides Voice over Internet Protocol (VoIP) services.Enterprise Software, Meeting Software, Telecommunications, Video Conferencing, VoIPMountain View, California, United States
43Vocalocityhttp://www.vocalocity.comVocalocity is a business VoIP company providing hosted PBX services for small enterprises.Enterprise Software, Telecommunications, VoIPAtlanta, Georgia, United States
44CoSo Cloudhttp://www.connectsolutions.comCoSo Cloud provides trusted private cloud managed services to businesses and government agencies.Collaboration, Enterprise Software, SaaS, Video, Video Conferencing, Video Streaming, VoIPSan Francisco, California, United States
45Mobileumhttp://www.mobileum.comMobileum provides voice and data roaming solutions and mobile financial services.Financial Services, Mobile, VoIPSan Jose, California, United States
46Viberhttp://www.viber.comViber allows people to connect through individual messaging, video calls, group chats or following brands and celebrities on Public Chats.Android, iOS, Messaging, VoIPLimassol, Limassol, Cyprus
47Jajahhttp://jajah.comJajah is a VoIP provider enabling users to make international and long-distance calls at local rates.Audio, Mobile, Telecommunications, VoIPMountain View, California, United States
48Vivoxhttp://www.vivox.comVivox is a voice platform for the social web, enabling game publishers and social publishers to excite, engage and monetize their users.Advertising, Internet, MMO Games, Publishing, VoIPNatick, Massachusetts, United States
49Nimbuzzhttp://www.nimbuzz.comNimbuzz is a free instant mobile messenger and calling app for Windows PC, Mac smartphones, and other mobile devices.Messaging, Mobile, VoIPs-gravenhage, Zuid-Holland, The Netherlands
50M5 Networkshttp://www.m5.netCloud Communications for BusinessCustomer Service, Public Relations, VoIPNew York, New York, United States
51M5 Networkshttp://www.m5.netCloud Communications for BusinessCustomer Service, Public Relations, VoIPNew York, New York, United States
52Intellinotehttps://www.team-one.com/Broadsoft, formerly Intellinote, is a VoIP applications development company serving more than 450 telecommunications service providers.Collaboration, Project Management, VoIPReston, Virginia, United States
53Airband Communications Holdingshttp://www.airband.comAirband is a fixed-wireless broadband provider offering high-speed data, VoIP and security solutions for businesses in the U.S.Mobile, Telecommunications, VoIP, WirelessDallas, Texas, United States
54Calabriohttp://www.calabrio.comCalabrio provides an easy to use workforce optimization suite for contact centers.Analytics, Enterprise Software, VoIPMinneapolis, Minnesota, United States
55Ingram Microhttp://www.ingrammicro.comIngram Micro distributes information technology (IT) products and supply chain solutions worldwide.Electronics, Information Technology, Logistics, Software, VoIPSanta Ana, California, United States
56XConnect Global Networkshttp://www.xconnect.netXConnect provides interconnection services driving the adoption of IP-based multimedia communications.Messaging, Telecommunications, Video, VoIPLondon, England, United Kingdom
57fring Ltdhttp://www.fring.comfring is a mobile communications service that supports free mobile group video calls, video calls, voice calls, and live chat.Apps, Developer APIs, Email, Messaging, Mobile, Search Engine, VoIP, WirelessTel Aviv, Tel Aviv, Israel
58Roamerhttp://www.roamerapp.comRoamer is a mobile app that links regular mobile numbers to a foreign SIM and saves up to 97% on roaming charges for calls and data.Android, Apps, E-Commerce, iOS, Mobile, Telecommunications, Tourism, Travel, VoIPRiga, Riga, Latvia
59Sipwisehttp://sipwise.comSipwise is an Austrian technology company designing and integrating carrier-grade communication platforms.Telecommunications, Unified Communications, VoIPBrunn Am Gebirge, Niederosterreich, Austria
60TranSwitchhttp://www.transwitch.comTranSwitch designs, develops, markets, and supports integrated digital and mixed-signal semiconductor devices.Electronics, Marketing, Semiconductor, VoIPShelton, Connecticut, United States
61Voxeohttp://voxeo.comVoxeo provides hosting and on-premise platform solutions for enterprises to optimize their operations.Messaging, Telecommunications, VoIP, Web HostingCologne, Nordrhein-Westfalen, Germany
62Zingayahttp://www.zingaya.comZingaya provides online voice calling facilities to website operators through any computer device, directly from a webpage.Customer Service, E-Commerce, Messaging, Telecommunications, VoIPPalo Alto, California, United States
63Wiperhttp://gowiper.comMessaging. Entertainment.Bitcoin, Film, Messaging, Music, Video, VoIPNew York, New York, United States
64Cloud Communications and Computing Corp.http://www.cloudccc.comCloud VoIP Solutions Providers for Businesses, VoIP Professionals and Individuals.Cloud Computing, SaaS, VoIPMiami, Florida, United States
65Radcomhttp://radcom.comRadcom provides customer experience management solutions for telecom operators and communication service providers.Software, Telecommunications, VoIPTel Aviv, Tel Aviv, Israel
66Hookflash Inc.http://Hookflash.comLeading developer of Open Source real-time communications software & services. Customer/partners include Google and MicrosoftApps, Collaboration, Enterprise Software, iOS, Messaging, Network Security, Telecommunications, Video Conferencing, VoIPCalgary, Alberta, Canada
67Spanlink Communicationshttp://www.spanlink.comSpanlink Communications offers communication solutions such as contact center technologies and network infrastructure implementations.Call Center, Information Technology, Messaging, SaaS, Unified Communications, VoIPMinneapolis, Minnesota, United States
68Tokyhttp://toky.coYour phone system connected to everything. Make and receive calls from your website, Facebook, phones and CRMs, all in one placeCall Center, SaaS, Telecommunications, VoIPMexico City, Distrito Federal, Mexico
69NYMGO S.Ahttp://www.nymgo.comNymgo is making the world smaller by connecting under-privileged immigrants with their families back home.Communications Infrastructure, Financial Services, VoIPLuxembourg, Luxembourg, Luxembourg
70Cohere Communicationshttp://www.coherecomm.com/Cohere provides unsurpassed skills in meeting the needs of today’s businesses.Network Security, Telecommunications, VoIPNew York, New York, United States
71Versaturehttp://www.versature.comBusiness Phone Service, Evolved.Communications Infrastructure, Telecommunications, VoIPOttawa, Ontario, Canada
72Net4 Indiahttp://www.net4.in/Net4 provides data center and cloud hosting solutions, enterprise internet services, enterprise messaging, and domain name registration.Data Center, VoIP, Web HostingNoida, Uttar Pradesh, India
73GNumhttp://gnum.com/GNum allows individuals and enterprises to be always in touch™ by enabling international toll-free callsInternet, Telecommunications, VoIPSingapore, Central Region, Singapore
74Phonismhttps://phonism.com/VoIP Phone Provisioning SolutionMobile, Mobile Devices, VoIPTampa, Florida, United States
75Cedar Point Communicationshttp://www.cedarpointcom.comCedar Point Communications provides VoIP and multimedia switching technologies for service providers and telecommunication industries.Enterprise Software, Service Industry, Telecommunications, VoIPDerry, New Hampshire, United States
76Telziohttp://telzio.comThe most flexible business phone system in the world.SaaS, Software, Telecommunications, VoIPLos Angeles, California, United States
77Cirpackhttp://www.cirpack.comCirpack is a major actor of the VoIP market, offering Session Border Controller and Softswitch solutions to Telecom operators.Telecommunications, VoIPParis, Ile-de-France, France
78Jaxtrhttp://www.jaxtr.comJaxtr enables users to receive calls from their friends through a VOIP connection and keep their personal phone numbers private.Mobile, VoIP, WirelessMenlo Park, California, United States
79SpeechTranshttp://speechtrans.comSpeechTrans is an application that translates languages in real time.Android, iOS, Public Relations, VoIPLyndhurst, New Jersey, United States
80Super Technologies Inc.http://www.supertec.comSuper Technologies is a global VOIP communications company, expanded to provide cloud based solutions for health, education and CRM markets.Mobile, Open Source, VoIPPensacola, Florida, United States
81RingCrediblehttp://www.ringcredible.comRingCredible makes international calls affordable and accessible again for consumers and businesses worldwideApps, Mobile, Telecommunications, VoIPBreukelen, Utrecht, The Netherlands
82KPNhttp://www.kpn.comKPN in the Netherlands, Belgium and Germany KPN provides high-quality telephone, Internet and television services and products and is anInternet, Mobile, Telecommunications, VoIPThe Hague, Zuid-Holland, The Netherlands
83InterMetro Communicationshttp://www.intermetro.netInterMetro Communications provides enhanced voice and data communications services via a VoIP network infrastructure.Telecommunications, VoIP, WholesaleSimi Valley, California, United States
84Sharegatehttp://www.sharegate.comSharegate is a financial social network that enables individual investors, institutions and companies to communicate and interact.Internet, VoIP, WirelessAustin, Texas, United States
85Meetscomhttp://www.meetscom.co.jp/Meetscom is engaged in the development of voice social matching services.Apps, Mobile, VoIPTokyo, Tokyo, Japan
86C2Call GmbHhttp://www.c2call.comC2Call develops mobile and browser-based voice and video calling solutions for the computing cloud.Messaging, Mobile, VoIPWerl, Nordrhein-Westfalen, Germany
87ViaCLIXhttp://www.viaclix.comViaClix develops hardware and software systems for the delivery of entertainment and media to homes and businesses.Hardware, Software, VoIPLos Gatos, California, United States
88Voverchttp://www.voverc.comVoverc is a cloud business phone system for entrepreneurs.Telecommunications, VoIPRome, Lazio, Italy
89DROTR AGhttp://drotr.comDROTR is the world's first messenger with simultaneous translation of video calls. The product of TIW AG (Technologies Improving the World).Android, iOS, Messaging, Software, Translation Service, VoIPCham, Zug, Switzerland
90ITC Globalhttp://www.itcglobal.comITC Global offers voice and data wide area networking services for corporations and organizations around the globe.Private Social Networking, Service Industry, VoIPSt. Petersburg, Florida, United States
91iTeknik Holdinghttp://www.iteknik.comiTeknik Holding offers wholesale and retail telecommunication products and services, including VoIP origination and A-Z routing.Public Relations, VoIPCommerce Township, Michigan, United States
92Unified Officehttp://www.unifiedoffice.com/A leading provider of SDN-based hybrid private cloud managed Voice-over-IP (VoIP) and Unified Communications services.Cloud Computing, Service Industry, VoIPPortsmouth, New Hampshire, United States
93InteliCloudhttp://www.intelicloud.comIntelicloud is a developer and manufacturer of network equipment that simplifies network architecture for service providers.Video on Demand, VoIP, Web HostingNewport Beach, California, United States
94Avoxhttp://avox.mobiFree or Freemium calls and data to anywhere REGARDLEES of 2G, 3G, 4G or WiFi connection from around the worldAndroid, iOS, macOS, Messaging, Mobile, Software, Telecommunications, VoIPSan Francisco, California, United States
95Croak.ithttp://croak.itCroak.it aims at making internet more personal and lively, by making voice the preferred medium of online communication.Telecommunications, VoIP, Web BrowsersPhiladelphia, Pennsylvania, United States
Main menu