United States · Series E startup
6 rounds we have observed, with the 22 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$234Mraised across 6 rounds since 2009, from 6 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
TwilioSoftware Development1 / 12Their pitch deckTwilio's pitch deck, 12 slidesEach slide read for what it argues, against the decks that raised at the same stage.→
Salesforce Ventures
T. Rowe Price
Altimeter
Arrowpoint PartnersFrom a historical funding recordSEC filing: $130M sold, first sale Apr 2015
Reported by techcrunch.com
Reported by techcrunch.com
Founders Fund
Bessemer Venture Partners
Union Square Ventures
Lowercase Capital
K9 VenturesReported by techcrunch.comSEC filing: $3.7M sold, first sale Dec 2009
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Bessemer Venture PartnersUnion Square VenturesK9 VenturesFounders FundDavid CohenMitch Kapor
500 Global
SV Angel
RedpointSalesforce VenturesMissing a round, or an investor who was in one? Tell us.
These 18 firms list Twilio as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Twilio's investors include Bessemer Venture Partners, Union Square Ventures, K9 Ventures, Founders Fund and David Cohen, and 17 more on record.
Twilio has raised $234M across 6 rounds since 2009.
Twilio's most recent round was a Series E of $130M in Jul 2015.
Its most recent round, $130M in Jul 2015, is also its largest on record.
Twilio's first round on record, in Jan 2009, was backed by Founders Fund, Bessemer Venture Partners and David Cohen and 5 others.
Twilio's latest named round is a Series E, in Jul 2015.
Twilio is based in the United States.
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United States · 
