
OpenPhone is a SaaS company providing a modern, AI-powered business phone system designed for startups and small businesses. Their platform offers dedicated phone numbers, unified calling and messaging, call summaries and transcripts, and a lightweight CRM to help teams communicate and collaborate efficiently. OpenPhone differentiates itself with its AI answering agent Sona, which answers calls 24/7 to ensure no customer is missed, and advanced automation features including AI call summaries, tags, and integrations with popular tools like HubSpot and Salesforce. Trusted by over 60,000 businesses, OpenPhone has a strong market position as a highly rated VoIP business phone system with a focus on simplicity, quality, and delightful user experience. The company operates fully remotely with a global team and has raised $56M in funding.

OpenPhone is a SaaS company providing a modern, AI-powered business phone system designed for startups and small businesses. Their platform offers dedicated phone numbers, unified calling and messaging, call summaries and transcripts, and a lightweight CRM to help teams communicate and collaborate efficiently. OpenPhone differentiates itself with its AI answering agent Sona, which answers calls 24/7 to ensure no customer is missed, and advanced automation features including AI call summaries, tags, and integrations with popular tools like HubSpot and Salesforce. Trusted by over 60,000 businesses, OpenPhone has a strong market position as a highly rated VoIP business phone system with a focus on simplicity, quality, and delightful user experience. The company operates fully remotely with a global team and has raised $56M in funding.
Product: Cloud/VoIP business phone system with calling, texting, shared numbers, AI features, and integrations
Customers: Tens of thousands of businesses (trusted by over 60,000 as stated)
Founding year: 2018
Headcount: 155 employees (reported)
Known funding: $56M total disclosed (seed, Series A, Series B)
Business communications and telephony for startups and small-to-medium businesses
2018
SaaS / Cloud communications
$2,000,000
Participating investors included Y Combinator, Kindred Ventures, Garage Capital, 122WEST Ventures and others.
$14,000,000
Participation from Slow Ventures, Kindred Ventures, Y Combinator, Garage Capital and Chapter One Ventures.
$40,000,000