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Quo
AddedFeb 15, 2024
UpdatedMay 30, 2026
Quo

Quo

Growth

Quo is an AI-powered business phone and front office platform for small and growing teams.

HQ
San Francisco, CA, US
Founded
2018
Accelerator
Y Combinator logoY CombinatorS18
Overview
Analysis
Compare
Fundraising
Employees
News
Website

Quo is a cloud-native business phone platform built for small and midsize businesses. It offers shared phone numbers, unlimited calling and texting across the US and Canada, voicemail transcripts, call summaries, and a lightweight CRM — all available on web, desktop, iOS, and Android. The platform integrates with Slack, HubSpot, Salesforce, Pipedrive, Zapier, and other tools to streamline team communication and customer relationship workflows.

Formerly known as OpenPhone, the company rebranded to Quo in 2025 alongside a $105 million growth financing round led by General Catalyst. The rebrand reflects the platform's evolution beyond a simple phone system into an AI-powered front office solution. Quo's native AI agent, Sona, handles missed calls, generates post-call summaries, automates follow-ups, and assists with sales and support conversations — giving smaller businesses enterprise-level communication capabilities.

Quo - Similar Companies

CallScaler logo

CallScaler

callscaler.com

SignalWire logo

SignalWire

signalwire.com

SmokePhone logo

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Reachify logo

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Ring.io logo

Ring.io

ringio.com

Bland AI logo

Bland AI

bland.ai

AgentPhone logo

AgentPhone

agentphone.ai

Opencall.ai logo

Opencall.ai

opencall.ai

VoiceOps logo

VoiceOps

voiceops.com

Voximplant logo

Voximplant

voximplant.com

Invoca logo

Invoca

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Open logo

Open

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Vocode logo

Vocode

vocode.dev

ContactPoint logo

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Dialpad logo

Dialpad

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Quo - Quick Facts

Who are Quo's competitors?

Companies similar to Quo include CallScaler, SignalWire, SmokePhone and Reachify.

When was Quo founded?

Quo was founded in 2018.

Where is Quo's headquarters located?

Quo's headquarters is located in San Francisco, CA, US.

When was Quo's last funding round?

Quo's most recent funding round was for $105M (USD) in September 2025.

How much has Quo raised to-date?

As of Sep 23, 2025, Quo has raised a total of $163M (USD).

How many employees does Quo have?

Quo has 152 employees as of Sep 23, 2025.

Quo - Classification

Industry
  • Cloud Communications
  • Collaboration Software
  • SaaS
  • Telecommunications
  • VoIP
Ownership
  • Private
  • Venture Capital
Technology
  • Cloud
Geographic Exposure
  • Global
Model
  • Platform
Revenue
  • Recurring
  • Software
Customer
  • Enterprise
  • Small Business
Main Product
  • Business Phone
  • CRM
Tags
  • API
  • SaaS
NAICS
  • 513200Software Publishers
  • 510000Information
  • 513000Publishing Industries
  • 513210Software Publishers
SIC
  • 7300Business Services
  • 7370Computer Programming, Data Processing, And Other Computer Related
  • 7372Prepackaged Software