MCI, Inc. (d/b/a Verizon Business) was an American telecommunication corporation, and is currently a subsidiary of Verizon Communications, with its main office in Ashburn, Virginia. The corporation was formed originally as a result of the merger of WorldCom and MCI Communications corporations, and used the name MCI WorldCom, succeeded by WorldCom, before changing its name to the present version on April 12, 2003, as part of the corporation's ending of its bankruptcy status. The company traded on NASDAQ as WCOM (pre-bankruptcy) and MCIP (post-bankruptcy). The corporation was purchased by Verizon Communications with the deal finalizing on January 6, 2006, and is now identified as that company's Verizon Enterprise Solutions division with the local residential divisions being integrated slowly into local Verizon subsidiaries.

Designs and builds a wide range of public and private networks, communications systems and software, and data networking systems, as well as telephone systems and microelectronic components

Mitel is a global provider of business communications and collaboration software and services. Mitel’s innovations make it easier to connect and collaborate, while reducing costs and implementation headaches. Market leaders like VMware and Research in Motion partner with Mitel to seamlessly integrate their solutions – increasing value to customers. Mitel’s Freedom Architecture provides the flexibility and simplicity required for today's dynamic work environment. Through a single cloud-ready software stream, Mitel delivers a powerful suite of advanced communications and collaboration capabilities that: (1)provides freedom from walled garden architectures; (2)enables organizations to implement best-of-breed solutions; (3)extends the "in-office" experience anywhere, on any device; and (4)offers a choice of commercial options to fit business needs. Mitel’s solutions fit companies across the spectrum – from single-location businesses to multinationals – servicing customers through a network of over 1,600 value-added resellers and partners.

T-Mobile USA, Inc. engages in the provision of wireless voice, messaging, and data services. It offers different plans for phones and tablets. The company was founded by John W. Stanton in 1994 and is headquartered in Bellevue, WA.

Part of Verizon Communications, Inc., MCI Communications Corp. is an American company located in Washington, DC, that provides telecommunications services. MCI, Inc. acquired MCI Communications Corp. on September 15, 1998 for $42,459.16 million.

Avaya Canada Corp., a subsidiary of Avaya Holdings Corp., is a company headquartered in Markham, ON, Canada, that provides business collaboration and communications solutions.

Bluecarsharing SAS, part of Sofibol SCA, is a French company located in Paris that provides car-sharing services.

RingCentral's cloud-based communication and collaboration platform offers a comprehensive set of capabilities that unify voice, business messaging, team collaboration, video conferencing, and online meetings. RingCentral revolutionizes the power of the cloud to help companies across the globe work smarter, radically improving the way businesses partner with customers and co-workers. They offer nimble business communication solutions, used in more than 350,000 organizations worldwide, that rapidly scale as enterprises grow. It’s a capable platform that offers more than VoIP phone service or cloud PBX. They deliver complete unified communications as a service (UCaaS)—the kind of solutions that integrate seamlessly within your current application and framework, without expensive on-premise hardware or hassles. Bridging the divide across multiple devices—including smartphones, tablets, computers, and desk phones—RingCentral solutions provide today’s mobile workforce with the flexible communication tools needed to get the job done right. RingCentral helps small businesses manage mobile, fax, and e-mail communications. Its core product offering includes RingCentral Office, RingCentral Professional, and RingCentral Internet Fax, with services provided in the US, Canada, and the UK. RingCentral, headquartered in Belmont, CA, is funded by [Sequoia Capital](/financial-organization/sequoia-capital), [Khosla Ventures](/financial-organization/Khosla-ventures), and [DAG](/financial-organization/dag-ventures) and was founded in 2003 by [Vlad Shmunis](/person/vlad-munis). RingCentral Office is a comprehensive Voice over Internet Protocol phone service for small businesses and enterprise companies. This allows customers to connect teams in different locations. RingCentral Office combines a hosted multi-extension business phone system with voice and fax functionality, unlimited calling, and pre-configured phones. This allows businesses to connect teams in different locations. RingCentral Glip provides a single, unified team workspace that empowers customers to work, communicate, and collaborate faster and more effectively than ever before. Emails, scattered discussions, and disjointed resources are drastically reduced as teams share conversations, files, tasks, and calendars. Teams, whether internal or external, can collaborate using their favorite devices anytime, anyplace—all within the Glip team workspace. RingCentral Contact Center is an omnichannel, hosted contact center solution that’s easy to deploy, integrate, and scale. This cloud-based contact center solution connects your business to your customers like never before. Your agents get the data and features needed to deliver professional, effective service, while your customers enjoy better communication and faster response times. RingCentral Professional provides customers with a single local or toll-free number that connects their existing phone lines as virtual extensions. It is equipped with advanced call forwarding and answering rules. Users can also receive calls, transmit faxes and listen to voicemail online through their RingCentral account. RingCentral Fax is an Internet fax product that gives users the ability to send and receive faxes through the Internet, replacing the fax machine. Aside from the ability to transmit documents online, users can also sign and edit their faxes digitally, eliminating the need to print and scan faxes. Users also receive a text and an email message every time a new fax arrives.

Telefonaktiebolaget LM Ericsson engages in the provision of telecommunications equipment and related services to mobile and fixed network operators. It operates through the following segments: Networks, Digital Services, Managed Services, and Emerging Business and Other. The Networks segment supports all radio-access technologies and offers hardware, software and related services for both radio access and transport. The Digital Services segment provides software and services in the areas of digital business support systems, operational support systems, cloud communication, cloud core, and cloud infrastructure. The Managed Services segment includes networks and information technology managed services, network design and optimization, and application development and maintenance. The Emerging Business and Other segment encompasses emerging business, Iconectiv, Red Bee Media, and Media Solutions. The company was founded by Lars Magnus Ericsson in 1876 and is headquartered in Kista, Sweden.

Broadview Networks, Inc. provides communications and IT services. Its products include OfficeSuite UC, OfficeSuite HD Meeting, OfficeSuite Cloud Computing through which the firm helps organizations to connect with customers with local and long-distance voice and data communications, premises-based and patented hosted VoIP systems, data services and a full suite of managed and professional services. The firm's customers include the healthcare, financial services, education and government, professional services and retail industries. The company was founded by Terrence J. Anderson in 1996 and is headquartered in Rye Brook, NY.

Nimcat Networks is a leading provider of embedded Peer-to-Peer (P2P) call processing software. Nimcat P2P software runs on standard Voice over IP (VoIP) telephone sets. Using the processing and memory components of the VoIP set, the Nimcat-enabled solution eliminates the need for costly central equipment. Nimcat IP-based products allow small businesses to benefit from cost effective and feature rich telephony solutions. These solutions are easy to use, less expensive than traditional PBX or Centrex based architectures, and require no specialized installation. Industry forecasting experts have predicted approximately 40M new lines/year of IP-based PBX will be deployed worldwide by 2006. In North America alone, it is forecast that about 6M lines will be installed in 2006. Over the next few years, IP-PBX technology is expected to have close to an 80% average growth rate.

NEC Corp. engages in the provision of systems, components, services, and integrated solutions for computing and communications applications. It operates through the following segments: Public Business, Enterprise Business, Telecom Carrier Business, System Platform Business, and Others. The Public Business segment provides system integration (system architecture and consulting), support (maintenance), outsourcing and cloud services, and system equipment for public, medical and financial institutions. The Enterprise Business segment offers information technology solutions for manufacturing, retail, and services. The Telecom Carrier Business segment supplies equipment to telecom carriers for network implementation, along with network control platform systems and operating services. The System Platform Business deals with products from business such as from terminals to network and computer equipment, software products, and service platforms. The Others segment includes smart energy solutions, mobile phones, and lighting equipment businesses. The company was founded by Kunihiko Iwadare on July 17, 1899 and is headquartered in Tokyo, Japan.

BCE, Inc. is a telecommunications and media company, which engages in the provision of communication services to residential, business, and wholesale customers. It operates through the following segments: Bell Wireless, Bell Wireline, and Bell Media. The Bell Wireless segment covers integrated digital wireless voice and data communications products and services to residential and business customers. The Bell Wireline segment offers data, including Internet access and Internet protocol television, local telephone, long distance, as well as other communications services and products to residential, small and medium-sized business, and large enterprise customers. The Bell Media segment includes conventional, specialty and pay television, digital media, radio broadcasting services, and out-of-home advertising services. The company was founded on February 25, 1970 and is headquartered in Verdun, Canada.

Honda Motor Co Ltd is a Japanese public multinational corporation primarily known as a manufacturer of automobiles and motorcycles. It distributes motorcycles, scooters, all-terrain vehicles, side-by-sides, and more in the United States. The company conducts sales, marketing, and operational activities for cars, trucks, sport utility vehicles, automobile parts and accessories, engines, generators, lawnmowers, tillers, trimmers, multi-purpose utility vehicles, outboard motors, pumps, scooters, and snowblowers through authorized Honda dealers. Honda Automobiles is also specialized in the design and development of race engines, chassis and performance parts, and technical support services. Honda Automobiles was founded in 1959 and is based in Torrance, California. It operates as a subsidiary of Honda Motor Co., Ltd.

Akebono Brake Industry Co., Ltd. (曙ブレーキ工業 Akebono burēki kōgyō) is a Japanese manufacturer of components for automobiles, motorbikes, trains, and industrial machinery. The company was founded by Sanji Osame in 1929 as Akebono Sekimen Kogyosho. Osame founded the company as response to the demand by the Japan Army Authority for ground transport and its first products were brake linings used by the government entity. Today it is now a large company with a significant overseas presence and wide range of brake products for many applications.

NEC Communication Systems Ltd. develops network system software for telecom carriers, communication equipment and embedded software for devices. It develops and offers operation support, business support, and mobile core network systems, as well as network service platforms for transport, access, and service and management network systems. The company was founded in January 1980 and is headquartered in Tokyo, Japan.

NewStep Networks, Inc. provides service convergence and fixed-mobile convergence software solutions. The company offers FlexConnect solutions that bring the benefits of service convergence to mobile, office, and home phones; and Enterprise Mobility solutions, which feature one button transfer, single number service, automatic reconnect, single voicemail, and voicemail intercept. It also offers Total Mobility solutions that feature FlexConnect Solution and Enterprise Mobility Solutions, and add features designed for enterprise environments. Its customers include enterprises, service providers, equipment makers, system integrators, and business and consumer users. The company was formerly known as Rev D Networks, Inc. and changed its name to NewStep Networks, Inc. in November 2003. The company was founded in 2003 and is headquartered in Toronto, Canada with additional Offices in Canada, the United States, Europe, and Asia. As of June 8, 2009, NewStep Networks, Inc. operates as a subsidiary of Natural Convergence, Inc.