Apollo.io in a few pages, for writers, partners and anyone curious: the facts, the people, the money, the products and the news. Put together by ToolGPA, not by Apollo.io.
Apollo.io is run by ZenLeads Inc., a venture-backed company in San Francisco that went through Y Combinator in 2016. It earns money from subscriptions to its sales data and outreach platform, which also has a free plan.
Founded
2015
Based in
San Francisco
Chief executive
Matt Curl
Raised
about $250 million
Valuation
$1.6 billion
Team
450+ people
Unofficial. Put together by ToolGPA from Apollo.io’s own pages, news reports and our own grades, read Oct 18, 2026. Not made, paid for or approved by Apollo.io. toolgpa.com
Part 01 · Company
The company
Who they are, the facts in one place, and the people who run it
2015
The year Apollo.io was founded, in San Francisco
In a sentence
Apollo.io is run by ZenLeads Inc., a venture-backed company in San Francisco that went through Y Combinator in 2016. It earns money from subscriptions to its sales data and outreach platform, which also has a free plan.
In a paragraph
Apollo.io was founded in 2015 and is based in San Francisco. Matt Curl is its CEO; Tim Zheng and Ray Li are co-founders. 450 employees in August 2023, with a plan to reach 1,000 by 2025, as TechCrunch reported when covering the Series D. It has raised about $250 million, most recently a Series D in August 2023. Its last reported valuation was $1.6 billion, in August 2023.
Free to quote. Please link to toolgpa.com so readers can check the facts.
Fact sheet
Company
Apollo.io
Founded
2015
Based in
San Francisco
Team
450 employees in August 2023, with a plan to reach 1,000 by 2025, as TechCrunch reported when covering the Series D
Raised
about $250 million
Last valuation
$1.6 billion (August 2023)
Website
apollo.io
Products we list
Apollo.io
Ownership: Privately held
Privately held and venture-backed: news reports of its rounds name Bain Capital Ventures, Sequoia Capital, Tribe Capital and Nexus Venture Partners as investors, and none names a parent company.
56 open roles on its job board: 27 in sales, 8 in engineering, 5 in people, 3 each in finance and security, 2 each in growth, revenue and support, and 4 elsewhere.
Affiliate program
Up to 20% commission for the first 12 months of each paying customer referred, run through PartnerStack. Commissions are held 30 days for its cancellation policy, then paid the following month by PayPal, Stripe or direct deposit.
Part 02 · Funding
The money
Every announced round, who put money in, and what it was last valued at
about $250M
Raised in total, over 3 announced rounds
Raised a $100 million Series D led by Bain Capital Ventures in August 2023, which Verdict reported took its total funding to around $250 million. Earlier: a $110 million Series C led by Sequoia Capital in March 2022 and a $32 million Series B led by Tribe Capital in November 2021, as TechCrunch reported.
Announced rounds, oldest first. Bar heights are to scale.
Every announced round
Aug 29, 2023Series D$100 millionLed by Bain Capital Ventures. With Sequoia Capital, Tribe Capital, Nexus Venture Partners. techcrunch.com
Mar 3, 2022Series C$110 millionLed by Sequoia Capital. With Tribe Capital, Nexus Venture Partners, NewView Capital. techcrunch.com
Nov 1, 2021Series B$32 millionLed by Tribe Capital. With NewView Capital, Nexus Venture Partners. techcrunch.com
Investors named
Tribe Capital
Sequoia Capital
Bain Capital Ventures
Nexus Venture Partners
NewView Capital
Filled: led at least one round. As each announcement names them.
Last valuation
$1.6 billion
August 2023
Verdict reported that Apollo.io said its August 2023 Series D nearly doubled its valuation to $1.6 billion; TechCrunch gave the same figure. No later valuation has been reported.
What they make
Apollo.io, as ToolGPA grades it: five subjects, a letter for each, and a GPA.
Apollo.io
B2B contact database with built-in email sequences and a dialer
#3 of 20 lead and email findersFrom $49 per seat / month, billed annuallyFree plan
2.4GPA
Our pick for sales reps who need phone numbers from a large database. Apollo is the one-stop sales shop: a big contact database, email sequences and a dialer in one account, with a free plan to start on.
CValue
CFree
BFeatures
CEase
BPlatforms
Apollo.io’s grade as a badge for its own site, free: it updates itself and links to the review. Code at toolgpa.com/badges.
Part 04 · News
News and contacts
What they have announced lately, and every official channel
This media kit is ToolGPA’s own summary of what Apollo.io’s pages, news reports, investors’ announcements and public filings said on the dates shown, with our own grades. It is not made, paid for or approved by Apollo.io, and Apollo.io’s names and logos are trademarks of their owner. Grades are our judgement under the rules at toolgpa.com/grades. ToolGPA uses affiliate links and may earn a commission from them, and it works with sponsors; no one can pay for a grade. Product pictures are Apollo.io’s own, from its website and app-store listings.
