The publication of record for AI voice telephony
Public

Twilio

Communications platform with growing voice AI footprint

twilio.comSan Francisco, USFounded 2008
PublicTelephony / SIPDeveloper APIVoice Infrastructure
Key Facts
Founded2008
HQSan Francisco, US
Total Raised$614M (pre-IPO)
Last RoundIPO, Jun 2016
TickerNYSE: TWLO
Market Cap$17BSource: Public markets · Jun 2026

About

Twilio is a public communications platform; through acquisitions and partnerships it has positioned itself as core infrastructure for AI voice telephony, providing the carrier and SIP layer for many voice agent platforms.

Funding History

RoundDateAmountLeadParticipants
IPOJun 2016$150MJP Morgan, Goldman Sachs

Timeline

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