Voice over Internet Protocol (VoIP), also called IP telephony, is a method and group of technologies for voice calls for the delivery of voice communication sessions over Internet Protocol (IP) networks, such as the Internet.
A business telephone system is a telephone system typically used in business environments, encompassing the range of technology from the key telephone system (KTS) to the private branch exchange (PBX).
Broadvoice is a privately owned company headquartered in Northridge, California. They provide Voice over IP (VOIP) cloud-based telecommunications services to small, medium, and enterprise businesses in the United States. Broadvoice offers telephone services, unified communications as a service (UCaaS), SIP Trunking, telecommunications network and security, along with virtual call centers, so business customers can use voice and video communications via a broadband Internet connection or cellular phone.
Covad Communications Company, also known as Covad Communications Group, was an American provider of broadband voice and data communications. By Q3 2006, the company had 530,000 subscribers, and ranked as the 16th largest ISP in the United States. Covad was acquired by U.S. Venture Partners, who in 2010 announced a three-way merger of MegaPath, Covad, and Speakeasy, creating a single Managed Services Local Exchange Carrier (MSLEC), providing voice and internet services; the new company was named MegaPath.
net2phone is a Cloud Communications provider offering cloud based telephony services to businesses worldwide. The company is a subsidiary of IDT Corporation.
Orange Business, the business services arm of Orange S.A., is a global integrator of communications, products, and services for multinational corporations.
Speakeasy, Inc. was a broadband internet service provider and voice over IP carrier based in Seattle, Washington, United States. Their terms of service described liberal usage policies for home users allowing subscribers to run any number of servers and allowing them to resell their connectivity to others through a service called "NetShare". They received press coverage for their support of Linux and BSD-derivative operating systems, and were reportedly the first provider to offer a customized version of Mozilla Firefox to customers, in January 2005. The company was acquired by MegaPath Corporation in 2010 which retired the Speakeasy brand. MegaPath in turn was acquired by Fusion Connect which currently houses Speakeasy's network and customers.
Windstream Holdings, Inc., also doing business as Windstream Communications or Windstream, is a provider of voice and data network communications, and managed services, to businesses in the United States. The company also offers residential broadband, phone and digital streaming TV services to consumers within its coverage area. It is the ninth largest residential telephone provider in the country with service covering more than 8.1 million people in 21 states.
Neuf Cegetel was a French wireline telecommunications service provider and a mobile virtual network operator (MVNO). It offered various telecommunications services to consumers, enterprises and wholesale customers, ranking second in the country in annual revenues. It was legally established in 2005 following the completion of the merger between Neuf Telecom and Cegetel. As of June 2008, the company became a wholly owned subsidiary of SFR, and the brand disappeared commercially.
Lingo Management, LLC "Lingo" was founded by Vincent M. Oddo, and partners, in 2018 as a voice and broadband provider based in Macon, Georgia and headquartered in Atlanta, Georgia. Lingo is a global Cloud/UC and managed service provider providing IP-based voice and data, mobile services, and other managed services to the Business, Carrier, and Consumer markets. The Lingo name originates from the Lingo VoIP product line which operated under the Primus Telecommunications brand and later transitioned into a product line of Birch Communications with the acquisition of Primus Telecommunications in 2013. In May 2018, Birch Communications divided into two completely separate companies led by Fusion Telecommunications International, Inc. acquiring the Birch enterprise customer sectors. The remaining customer base formed what is now Lingo Communications, LLC or simply Lingo.
TPx is a privately held leading national provider of managed services. Founded in 1998, TPx delivers managed IT, unified communications as a service (UCaaS), secure networks and cybersecurity services to approximately 23,000 customers with more than 50,000 locations across the U.S. TPx’s customers span every business sector and industry.
AireSpring is a super-carrier operating worldwide and nationwide managed services who provides cloud communications and managed connectivity services to businesses. Headquartered in Clearwater, Florida, the company provides managed services including unified communications, voice, data, security, failover, network management, and IP services to around 14,000 small, medium-sized, and multi-location enterprises in more than 80 major metropolitan markets across the United States.
Voxbone S.A. is a global communication as a service (CaaS) company that is a wholly owned subsidiary of Bandwidth, Inc., with offices in locations including Brussels, London, San Francisco, Austin, Simi Valley, Dublin, Singapore and Iași. Voxbone became a part of Bandwidth on November 2, 2020.
GTT Communications, Inc. (GTT) is a managed network and security services provider to global organizations, headquartered in McLean, Virginia. GTT operates a global Tier 1 IP network, and its communication services include voice and video, Internet, Voice over Internet Protocol (VoIP), Wide Area Networking, SD-WAN, Secure Access Service Edge (SASE), Network Security, Cloud Security, Multi-Protocol Label Switching (MPLS), and Managed and Professional Services. GTT serves global enterprise customers across North and South America, Europe, and Asia Pacific.
G3 Telecom is a telecommunications company based in Toronto. Established in 1999, it is a facilities-based telecommunications reseller registered with the Canadian Radio-television and Telecommunications Commission and U.S. Federal Communications Commission and serves customers in both countries with over 3 million calls processed monthly. It offers long distance, Voice over IP (VoIP) home phone, and an alternative international roaming service which is being offered under the sub-brand G3 Wireless. G3 Telecom is registered with the Better Business Bureau where it currently maintains an A+ rating.
AstraQomInternational is a multi-national holding company that serves the telecommunications sector. The company is a provider of VoIP services and integrated communication solutions.
Global Capacity is a Waltham, Massachusetts-based provider of telecommunications Connectivity-as-a-Service including Carrier Ethernet, used by companies for Internet access and WAN connectivity. Network services are offered using the company's One Marketplace hub, which aggregates the access and pricing information for broadband telecommunications services, including MPLS VPN, Ethernet over copper and Digital Subscriber Line (DSL). The company buys and combines multiple high-speed network connections and then resells multiple lower-speed connections to customers. The company also manages and updates LATTIS, a proprietary database of telecom pricing information.
BICS is active in digital communications, cloud communication services, mobility and IoT for telecom players, Virtual Network Operators, service providers, enterprise software providers and global enterprises. It is a subsidiary of Proximus Group. The company was founded in 1997 and is headquartered in Brussels, Belgium with sales offices and Service Operation Centers worldwide, including Dubai, Singapore, Bern, San Francisco and New York. BICS provides services across more than 200 countries, carries around 50% of the world's data roaming traffic and partners with more than 500 mobile operators. In 2021 BICS carried over 20.8 billion minutes of international traffic and generated revenues for 999 million Euros.
Birch Communications was an American provider of IP-based communications, network broadband, cloud computing, and information technology services to small, mid-sized, enterprise and wholesale business customers in the United States, Canada and Puerto Rico. It was acquired by Fusion Connect in 2018 and integrated into the company. Founded in 1996 in the wake of the 1996 Telecommunications Act, several years later the company began acquiring other telecom companies in an effort to increase its network size and service offerings. Birch Communications raised $77.5 million in funding in 2011, and $110 million in funding in 2012 after it financed a new $90 million facility.
Ribbon Communications Inc. is a public company that makes software, IP and optical networking solutions for service providers, enterprises and critical infrastructure sectors. The company was formed in 2017, following the merger of Genband and Sonus Networks and is headquartered in Plano, Texas.
