The company behind Quo
Quo
Quo, called OpenPhone until September 2025, is made by OpenPhone Technologies, Inc., a venture-backed company that went through Y Combinator. It earns money from subscriptions to its business phone app, sold per user on monthly or annual plans.
quo.comRead on Oct 18, 2026 from the company’s own pages and from news reports.
Quo at a glance
- Chief executive
- Mahyar Raissi
- Founded
- 2018
- Based in
- San Francisco, California
- Latest round
- Growth financing, $96 million
- Sep 23, 2025
- Ownership
- Privately held
Quo's CEO and founders
The people Quo names itself, or a news report about it names, with the job given there. Their accounts are the ones its own pages link to.
Quo funding
A $2 million seed in January 2020, a $14 million Series A in November 2020 and a $40 million Series B in April 2022, after which TechCrunch put the total at $56 million. In September 2025 it announced $105 million more: $96 million of growth financing from General Catalyst's Customer Value Fund and $9 million of equity from existing investors. techcrunch.comprnewswire.comquo.com
| When | Round | Amount | Investors |
|---|---|---|---|
| Sep 23, 2025 | Growth financing | $96 million | Led by General Catalyst's Customer Value Fund. prnewswire.com |
| Sep 23, 2025 | Equity | $9 million | With Garage Capital. thelogic.co |
| Apr 7, 2022 | Series B | $40 million | Led by Tiger Global. With Craft Ventures, Slow Ventures, Garage Capital, Worklife Ventures. techcrunch.com |
| Nov 17, 2020 | Series A | $14 million | Led by Craft Ventures. With Slow Ventures, Kindred Ventures, Y Combinator, Garage Capital, Chapter One Ventures. techcrunch.com |
| Jan 29, 2020 | Seed | $2 million | Led by Slow Ventures. With Y Combinator, Kindred Ventures, Garage Capital, 122WEST Ventures. techcrunch.com |
Every investor named
- Slow Ventures · led a round
- Craft Ventures · led a round
- General Catalyst's Customer Value Fund · led a round
- Tiger Global · led a round
- Garage Capital
- Kindred Ventures
- Y Combinator
- 122WEST Ventures
- Chapter One Ventures
- Worklife Ventures
Company details
- Ownership
- Privately held and run by its co-founders. Its About page names its investors, and its press release of September 2025 describes outside financing from General Catalyst's Customer Value Fund and existing investors. No parent company is named. quo.com
- Founded
- 2018 quo.com
- Based in
- San Francisco, California thelogic.co
- Partner program
- 20% commission on the annual revenue of each qualified referral, tracked through PartnerStack. A referral qualifies when it signs up through the partner's link, is new to Quo and converts to a paid plan. support.quo.com
- Referral program
- A customer who refers someone gets a $50 gift card and the new customer a $20 one, once the referred account has paid for 3 months. Up to $250 a month in gift cards. support.quo.com
Quo on social media and the web
- X (Twitter)x.com/gowithquo
- LinkedInlinkedin.com/company/gowithquo
- YouTubeyoutube.com/@gowithquo
- Instagraminstagram.com/gowithquo
- TikToktiktok.com/@gowithquo
- Redditreddit.com/r/quo
- Blog · quo.com
- Changelog · support.quo.com
- Podcast · quo.com
- Status page · status.quo.com
- Careers · quo.com
Only accounts Quo links to from its own site, so you know they are its own.
How to contact Quo
The ways Quo publishes for reaching it. We don’t list personal email addresses, guessed or otherwise.
Quo news and launches
Media kit
The Quo media kit
Everything on this page as a designed PDF to keep or pass on: the facts, the people, the funding with a chart of every round, the products with their grades and pictures, the news and every official channel. Put together by ToolGPA, not by Quo.
Questions about Quo the company
Who is the CEO of Quo?
Mahyar Raissi is Quo's CEO & Co-Founder, according to quo.com, as read on Oct 18, 2026.
Who founded Quo?
Mahyar Raissi and Daryna Kulya are named as founders of Quo, which was founded in 2018.
How much funding has Quo raised?
A $2 million seed in January 2020, a $14 million Series A in November 2020 and a $40 million Series B in April 2022, after which TechCrunch put the total at $56 million. In September 2025 it announced $105 million more: $96 million of growth financing from General Catalyst's Customer Value Fund and $9 million of equity from existing investors.
Who are Quo's investors?
The announcements name Slow Ventures, Craft Ventures, General Catalyst's Customer Value Fund, Tiger Global, Garage Capital, Kindred Ventures, Y Combinator, 122WEST Ventures, Chapter One Ventures and Worklife Ventures. Slow Ventures, Craft Ventures, General Catalyst's Customer Value Fund and Tiger Global led rounds.
When did Quo last raise money?
The most recent round announced was in Sep 23, 2025: Growth financing, $96 million, led by General Catalyst's Customer Value Fund.
What is Quo's valuation?
No valuation was found in Quo's announcements or in news reports, as read on Oct 18, 2026. Private companies usually do not publish one.
Who owns Quo?
Privately held and run by its co-founders. Its About page names its investors, and its press release of September 2025 describes outside financing from General Catalyst's Customer Value Fund and existing investors. No parent company is named.
Where is Quo based?
Quo gives its base as San Francisco, California.
Is Quo on social media?
Quo links to its own accounts on X (Twitter), LinkedIn, YouTube, Instagram, TikTok and Reddit. The links are on this page, taken from Quo's own site.
Does Quo have an affiliate program?
A customer who refers someone gets a $50 gift card and the new customer a $20 one, once the referred account has paid for 3 months. Up to $250 a month in gift cards.
Where this comes from
Read on Oct 18, 2026. Facts come from Quo’s own pages, news reports and investors’ own announcements; nothing from paid data sites. What no page states is left out. If something here is out of date, the company can send a correction through the vendor page.