Zoom Video Communications, Inc. provides unified communications platform in the Americas, the Asia Pacific, Europe, the Middle East, and Africa. The company offers Zoom Meetings that offers HD video, voice, chat, and content sharing through mobile devices, desktops, laptops, telephones, and conference room systems; Zoom Phone, an enterprise cloud phone system; and Zoom Chat enables users to share messages, images, audio files, and content in desktop, laptop, tablet, and mobile devices. It also provides Zoom Rooms, a software-based conference room system; Zoom Conference Room Connector, a gateway for SIP/H.323 endpoints to join Zoom meetings; Zoom Events, which enables users to manage and host internal and external virtual events; OnZoom, a prosumer-focused virtual event platform and marketplace for Zoom users to create, host, and monetize online events; and Zoom Webinars to provide video presentations to large audiences from many devices. In addition, the company offers Zoom Developer Platform that enables developers, platform integrators, service providers, and customers to build apps and integrations using Zoom's video-based communications solutions, as well as integrate Zoom's technology into their products and services; Zoom App Marketplace, which helps developers to publish their apps, as well as third-party integrations of Zoom; and Zoom Contact Center, an omnichannel contact center solution. It serves individuals; and education, entertainment/media, enterprise infrastructure, finance, government, healthcare, manufacturing, non-profit/not for profit and social impact, retail/consumer products, and software/Internet industries. The company was formerly known as Zoom Communications, Inc. and changed its name to Zoom Video Communications, Inc. in May 2012. The company was incorporated in 2011 and is headquartered in San Jose, California.

Calix, Inc., together with its subsidiaries, engages in the provision of cloud and software platforms, and systems and services in the United States, rest of Americas, Europe, the Middle East, Africa, and the Asia Pacific. Its cloud and software platforms, and systems and services enable broadband service providers (BSPs) to provide a range of services. The company provides Calix Cloud platform, a role-based analytics platform comprising Calix Engagement Cloud, Calix Service Cloud, and Calix Operations Cloud, which are configurable to display role-based insights and enable BSPs to anticipate and target new revenue-generating services and applications through mobile application, such as CommandIQ for residents and CommandWorx for businesses; Calix Intelligent Access EDGE, an access network solution for automated and intelligent networks; and Calix Revenue EDGE, a premises solution for subscriber managed services. It also offers SmartLife managed services, including SmartHome managed services and applications to enhance, operate and secure the connected experience of subscribers in their home; SmartTown managed services that reimagine community Wi-Fi as a ubiquitous, secure, and managed experience across a BSP's footprint; and SmartBiz managed services that address the business networking and productivity needs of business owners with an all-in-one managed service. In addition, the company provides Wi-Fi systems under GigaSpire and GigaPro brands to be ready for deployment as a complete subscriber experience solution for BSP's residential and business subscribers. It offers its products through its direct sales force and resellers. The company was incorporated in 1999 and is headquartered in San Jose, California.

Five9, Inc., together with its subsidiaries, provides intelligent cloud software for contact centers in the United States, India, and internationally. It offers a virtual contact center cloud platform that delivers a suite of applications, which enables the breadth of contact center-related customer service, sales, and marketing functions. The company's platform comprises of including interactive virtual agent, agent assist, workflow automation, workforce engagement management, AI insights, and AI summaries that allows to manage and optimize customer interactions across voice, chat, email, web, social media, and mobile channels directly or through its application programming interfaces. It also matches each customer interaction with an agent resource and delivers customer data to the agent in real-time through integrations with adjacent enterprise applications, such as CRM software, to optimize the customer experience and enhance agent productivity. The company serves customers in various industries, such as banking and financial services, business process outsourcers, retail, healthcare, technology, and education. Five9, Inc. was incorporated in 2001 and is headquartered in San Ramon, California.

Ooma, Inc. provides communications services and related technologies for businesses and consumers in the United States and Canada. The company's products and services include Ooma Office, a cloud-based multi-user communications system for small and medium-sized businesses; Ooma Connect, which delivers fixed wireless internet connectivity; and Ooma Enterprise, a unified-communications-as-a-service (UCaaS) solution. It also provides Ooma AirDial, a plain old telephone service; PureVoice HD, a residential phone services; Ooma basic that provides unlimited personal calling within the United States; and Ooma Premier, a suite of advanced calling features on a monthly or annual subscription basis. In addition, the company offers Ooma Telo, a home communications solution designed to serve as the primary phone line in the home; Ooma Telo Air, a wireless Ooma Telo with built-in Wi-Fi and Bluetooth; and Ooma Telo LTE, which combines the Ooma Telo base station with the Ooma LTE Adapter and battery back-up. Further, it provides Ooma Mobile HD app that allows users to make and receive phone calls and access Ooma features and settings; 2600Hz provides business communication applications; Talkatone mobile app; and OnSIP, an UCaaS solutions. The company offers its products through direct sales, distributors, retailers, and resellers, as well as online and sale representatives. Ooma, Inc. was incorporated in 2003 and is headquartered in Sunnyvale, California.

8x8, Inc. provides voice, video, chat, contact center, and enterprise-class application programmable interface (API) Software-as-a-Service solutions for small business, mid-market, enterprise customers, government agencies, and other organizations worldwide. It offers 8x8 Work, a self-contained end-to-end united communications solution that delivers voice services, secure video meetings, and unified messaging, including direct messages, public and private team messaging rooms, and peer-to-peer short and multimedia messaging; 8x8 Contact Center, a cloud-based contact center as-a-service solution; and 8x8 Engage, an artificial intelligence-powered solution that equips customer-facing employees outside the contact center with the tools and capabilities to deliver successful customer engagements. The company also provides 8x8 Communications Platform as-a-Service, a communications platform-as-a-service capabilities that enable businesses to directly integrate its platform services within their websites, mobile apps, and business systems for personalized customer engagement; and Solutions for Microsoft Teams. In addition, it offers and X1 through X4 and X5 through X8, which provide enterprise-grade voice, unified communications, and video meetings and team collaboration, and contact center solutions. The company markets its services to end users through industry conferences, trade shows, webinars, and local and digital advertising channels. 8x8, Inc. was incorporated in 1987 and is headquartered in Campbell, California.

Sangoma Technologies Corporation, together with its subsidiaries, develops, manufactures, distributes, and supports voice and data connectivity components for software-based communication applications in the United States of America and internationally. The company offers communications platforms comprising pure cloud and hybrid unified communications as a service, and on-premises systems; retail and wholesale SIP trunking, as well as fax as a service; Sangoma TeamHub, a unified communications and collaboration platform for business productivity; Sangoma Meet, a multi-party video conferencing platform; and Sangoma CX, a cloud-native contact center suite that enables businesses to manage inbound interactions across multiple channels. It also provides productivity apps comprising appointment suite, call flow, curbside, phone monitor, send, and urgent notify; managed security services, such as antispam, web filtering, antivirus, botnet and domain reputation, app control and intrusion prevention system services, and managed firewall device; and network management solutions, including managed internet, VPN, and SD-WAN, as well as secure Wi-Fi access points. In addition, the company offers open-source software products, such as Asterisk, an open-source framework for building real-time and multi-protocol communications applications; FreePBX, a web-based open-source GUI for controlling and managing Asterisk; and PBXact, a commercial UC system. Further, it provides desktop and wireless phones, network connectivity hardware, wireless and wired headsets, accessories, analog and digital telephony cards, and Wi-Fi access points; and session border controllers, VoIP gateways, and PSTN interface and media processing boards. The company serves distributors, resellers, enterprises, original equipment manufacturers service providers, and end users comprising small, mid-sized, and large businesses. Sangoma Technologies Corporation is headquartered in Markham, Canada.

Crexendo, Inc. provides cloud communication platform and services, video collaboration, and managed IT services for businesses in the United States and internationally. It operates through two segments, Cloud Telecommunications Services and Software Solutions. The Cloud Telecommunications segment provides telecommunications services that transmit calls using Internet protocol (IP) or cloud technology, which converts voice signals into digital data packets for transmission over the Internet or cloud; and broadband Internet services, as well as develops end user portals for account and license management, and billing and customer support. This segment is also involved in the sale and lease of cloud telecommunications equipment. In addition, it offers hardware, software, and unified communication solutions for businesses using IP or cloud technology over high-speed internet connection through various devices and user interfaces, such as desktop phones and/or mobile, and desktop applications under the Crexendo brand name. The Software Solutions segment provides a suite of unified communications, collaboration, video conferencing, and contact center solutions. This segment also offers SNAPsolution, an IP-based platform; SNAPaccel, a software-as-a-service based software; subscription maintenance and support services; and professional services, including consulting, technical support, resident engineer, design, and installation services. The company was formerly known as iMergent, Inc. and changed its name to Crexendo, Inc. in May 2011. Crexendo, Inc. was incorporated in 1995 and is based in Tempe, Arizona.

Oblong, Inc., together with its subsidiaries, provides multi-stream collaboration technologies and managed services for video collaboration and network applications in the United States and internationally. The company operates in two segments, Collaboration Products and Managed Services. Its flagship product is Mezzanine that enables visual collaboration across multi-users, multi-screens, multi-devices, and multi-locations for video telepresence, laptop and application sharing, and whiteboard sharing and slides applications. The company also provides managed videoconferencing services; and remote service management, which offers an overlay to enterprise information technology and channel partner support organizations, as well as support and management services for customer video environments. In addition, it provides network solutions, including Cloud Connect: Video that allows its customers to outsource the management of their video traffic to them and provides the customer's office locations with a secure, dedicated video network connection to the Oblong Cloud for video communications; Cloud Connect: Converge, which offers customized multiprotocol label switching solutions; and Cloud Connect: Cross Connect that allows the customer to leverage existing carrier for the extension of a Layer 2 private line to its data center. The company serves a range of industries comprising aerospace, consulting, executive search, broadcast media, legal, insurance, technology, financial services, education, healthcare, real estate, retail, construction, hospitality, and others, as well as government sector. Oblong, Inc. is based in Denver, Colorado.