ucaas
(12)
RingCentral
The company that dragged the office phone into the cloud is now betting the whole switchboard on AI agents that answer, route, and read the room.
8x8
One company built its whole pitch on erasing the line between the phone on your desk and the call center that answers your customers. Here is how 8x8 turned four decades of telephony into an AI-driven customer-experience platform.
Nextiva
A phone company that decided phone calls were only the beginning. How Nextiva turned a VoIP line for small businesses into an AI platform that runs a billion customer conversations a year.
Mitel
For half a century Mitel has run the office phone. After a 2025 debt reset, the Canadian veteran is betting that hybrid - part on-premises, part cloud, part AI - is where enterprise communication actually lives.
GoTo
Powering a world of work without limits.
Dialpad
The company that turned every phone call into data is betting its future on AI agents that answer before you finish asking.
Broadvoice
CX Built For Where Your Business is Going Next. Broadvoice replaces overbuilt, underperforming communications platforms with cloud calling, contact-center, and AI tools built for small and mid-sized businesses.
Avaya
The 25-year-old telecom spinoff that answers the phones for most of the Fortune 100 is betting its second act on hybrid AI-powered customer experience - without asking anyone to rip out what already works.
Vonage
Vonage is a cloud communications company that lets businesses and developers add voice, video, SMS, messaging and network-based verification to their apps and customer operations. Once a pioneer of home internet phone service, it reinvented itself as a platform business built on APIs, unified communications and contact-center software, and is now a wholly owned subsidiary of Ericsson operating as its Global Communications Platform.
Intermedia Intelligent Communications
Intermedia Intelligent Communications is a Sunnyvale, California cloud communications company that bundles voice, video, chat, SMS, contact center, business email, file sharing and archiving into a single AI-powered platform. Founded in 1993 as a business email and web hosting provider, it now serves more than 130,000 businesses, largely through a channel of thousands of resellers and managed service providers. Its flagship Unite (UCaaS) and Intelligent Contact Center (CCaaS) products, layered with its SPARK AI suite, aim to replace a stack of separate communication vendors with one reliable, secure system aimed squarely at small and midsize organizations.
Mio
Mio is an Austin, Texas company that makes enterprise chat platforms talk to each other. Instead of forcing a whole organization onto a single tool, Mio sits in the middle and federates the public APIs of Microsoft Teams, Slack, Google Chat, Zoom Team Chat and Cisco Webex so a message typed in one app lands natively in another. Founded in 2015 by Tom Hadfield and James Cundle and backed by Y Combinator, Khosla Ventures, Zoom and Cisco, Mio turns the messy reality of multi-platform companies (and the partners they work with) into a single, interoperable conversation.
PanTerra Networks
PanTerra Networks is a San Jose-based UCaaS provider that bundles voice, video, messaging, file sharing and an AI contact center into one cloud platform called Streams.AI. Founded in 2001 by Silicon Valley engineer Arthur Chang, the company sells to mid-market businesses that want one vendor instead of five, and points to a 99.999% uptime record and HIPAA-compliant SmartBox file sharing as its main differentiators.