Fundraising Fox

Quo (fka OpenPhone)

YC S18

San Francisco, US · Founded 2018 · Delaware corporation · 125 employees · 11 known investors

Find your way into Quo (fka OpenPhone)

59 people in our graph share verified history with the Quo (fka OpenPhone) team — schools, employers, funds. One of them is your warm intro.

Sanjiv Kalevarunlockedknows Daryna Kulya · together at Vidyard (overlapped)
×4knows the team · via T-Mobile Germany
×6knows the team · via Vidyard
knows the team · via University of Windsor

Quo is a cloud-based business communication platform that provides a modern phone system for small businesses to connect with customers and manage relationships. The product targets small business owners who need professional communication tools to scale operations and compete effectively.

Also known as OpenPhone

Cloud ComputingEnterprise SoftwareFuture of WorkSaaSUnited States of AmericaAmerica / CanadaFully Remote

Founders & leadership· Y Combinator alumni (S18)

Quo (fka OpenPhone) was founded in 2018 by Mahyar Raissi and Daryna Kulya.

MRMahyar Raissi
Mahyar RaissiinFounder/CEO
DKDaryna Kulya
Daryna KulyainFounderDaryna Kulya is co-founder of Quo, a cloud-based business communication platform. Previously, she was a product manager at Vidyard where she led the launch and scaling of GoVideo, and worked at Deloitte's Digital Innovation Lab on emerging technology prototyping; she also founded Product Hunt Toronto in 2014.
TA
Thomas Andrew DeLongExecutive
ND
Naman DesaiExecutive
TG
Todd GoldsteinNamed on SEC filing
AP
Amit PatelNamed on SEC filing

Board

CS
Craig StoutBoard director

Investors · 11

Chapter OneLos Angeles · $5K – $200K
Craft VenturesSan Francisco · $50K – $50M
Fourth RealmMenlo Park
Garage CapitalWaterloo
Kindred VenturesSan Francisco · $250K – $2M
Visary CapitalSyossetvia Faizan J. Khan · inferred
Y CombinatorSan Francisco · $500K
Script CapitalreportedSan Francisco · $250K – $500K
Slow VenturesreportedSan Francisco · $50K – $1M
Tiger Global ManagementreportedNew York · $1M – $100M
Worklife VenturesreportedWalnut · $500K – $2M

Funding

SEC filings, press & company announcements

$40.2M disclosed across 5 of 6 rounds · 2015–2022

▶$25KraisedJan 2018 · 1 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Todd GoldsteinDirector, Promoter
  • Amit PatelExecutive Officer, Director, Promoter
  • Craig StoutDirector
  • Naman DesaiExecutive Officer
Offering amount
$250K
Amount sold
$25K
First sale
Jan 2018
Incorporated
Corporation, Delaware, 2015
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$50KraisedNov 2017 · 2 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Todd GoldsteinDirector, Promoter
  • Craig StoutDirector
  • Amit PatelExecutive Officer, Director, Promoter
  • Naman DesaiExecutive Officer
Offering amount
$200K
Amount sold
$50K
First sale
Nov 2017
Incorporated
Corporation, Delaware, 2015
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$50KraisedJul 2017 · 2 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Todd GoldsteinDirector, Promoter
  • Naman DesaiExecutive Officer
  • Amit PatelExecutive Officer, Director, Promoter
  • Craig StoutDirector
Offering amount
$500K
Amount sold
$50K
First sale
Jun 2017
Incorporated
Corporation, Delaware, 2015
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$50KraisedMar 2016 · 2 investors · Other
Rule 506(b)
Officers, directors & promoters on the filing
  • Craig StoutDirector
  • Todd GoldsteinDirector, Promoter
  • Naman DesaiExecutive Officer
  • Amit PatelExecutive Officer, Director, Promoter
Offering amount
$1M
Amount sold
$50K
First sale
Feb 2016
Incorporated
Corporation, Delaware, 2015
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶Undisclosed amountofferedFeb 2015 · Other Technology
Officers, directors & promoters on the filing
  • Thomas Andrew DeLongExecutive Officer
Minimum investment
$1K
Proceeds to insiders
$30K
Incorporated
Corporation, Pennsylvania, 2014
Federal exemptions
05
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Competitors · 5

by search overlap
RingCentral5314 shared keywordsRingCentral provides cloud-based unified communications and AI-powered contact center solutions for businesses, serving over 600,000 customers worldwide. The platform integrates voice, video, messaging, and conversation intelligence to enable secure, efficient enterprise communications.
Dialpad5134 shared keywordsDialpad provides a platform that transforms customer conversations into actionable intelligence for businesses. The company serves organizations seeking to improve their operations through conversation analytics and insights.
Callhippo4265 shared keywordsCallHippo is a cloud-based telephony and communications platform that provides a comprehensive suite of call management, analytics, and AI-powered features for sales and customer service teams. The platform enables businesses to automate calling processes, track marketing effectiveness, monitor call quality, and engage customers across voice, SMS, and WhatsApp channels.
CloudTalk4042 shared keywordsCloudTalk provides an AI voice platform for global calling used by sales and support teams, offering features like parallel dialing, call routing, inbound and outbound AI voice agents, international SMS/WhatsApp messaging, and call analytics. Its cloud-based voice infrastructure supports numbers in over 160 countries for teams handling high volumes of customer conversations.
AlienVault3947 shared keywordsAT&T is a telecommunications provider offering wireless mobile plans, smartphones, and related connectivity services to consumers. It sells devices such as the Samsung Galaxy line alongside mobile phone plans and switching offers.

Companies competing with Quo (fka OpenPhone) for the same Google search keywords, organic and paid, via search-intersection analysis.

In the news

A New Chapter Begins | Quo (formerly OpenPhone)quo.com · Sep 2025We’ve raised $40M to build the world’s most collaborative and integrated business phone - OpenPhone Blogopenphone.com · Apr 2022OpenPhone raises $40M to replace your work phone and office PBX with an app – TechCrunchtechcrunch.com · Apr 2022

Frequently asked questions

What does Quo (fka OpenPhone) do?
Quo is a cloud-based business communication platform that provides a modern phone system for small businesses to connect with customers and manage relationships. The product targets small business owners who need professional communication tools to scale operations and compete effectively.
Who founded Quo (fka OpenPhone)?
Quo (fka OpenPhone) was founded by Mahyar Raissi, Daryna Kulya in 2018.
Who are Quo (fka OpenPhone)'s investors?
Quo (fka OpenPhone)'s investors include Chapter One, Craft Ventures, Fourth Realm, Garage Capital, Kindred Ventures, Visary Capital, Y Combinator, Script Capital and 3 more.
How much funding has Quo (fka OpenPhone) raised?
Quo (fka OpenPhone) has disclosed $40.2M raised across 5 of its 6 known rounds.
Where is Quo (fka OpenPhone) headquartered?
Quo (fka OpenPhone) is headquartered in San Francisco, US.