Investing Profile

Stewart Butterfield

Angel
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Networks Stewart is a member of
University of Cambridge Network
131 CONNECTIONS

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Current Investing Position
Angel
Investments On Record
34

Stewart Butterfield's Investments On Record (31)

CompanyStageDateRound SizeTotal Raised
Beside
Series AOct 2025$20M
$20M
Co-investors: Mathilde Collin
Lovable
Series AJul 2025$200M
$550M
Co-investors: Matt Murphy (Menlo Ventures), Firat Ileri (Hummingbird Ventures), Thomas Cuvelier (none), Dharmesh Shah, Adam D'Angelo, Charlie Songhurst
Unblocked
Series AMay 2025$20M
SeedOct 2023$8M
$28M
Co-investors: Mike Vernal (Sequoia Capital), Yan-David Erlich (B Capital Group), John Lilly (Greylock), Bubba Murarka (DFJ/Draper Associates/Draper University), Mike Abbott
Neo Financial
Series DNov 2024$79M
$290M
Co-investors: Paul Lee (Tribe Capital), Andrew McCormack (Valar Ventures)
Noded Ai
SeedJul 2024$4M
$4M
Linear
Series BSep 2023$35M
$130M
Co-investors: Stephanie Zhan (Sequoia Capital), Miles Clements (Accel), Dick Costolo (01 Advisors), Immad Akhund (Y Combinator), Aston Motes (UnitedMasters), Bobby Goodlatte (Notable Capital (formerly GGV Capital)), Jude Gomila (Golden (Recursion Inc)), Lauren Loktev, Tikhon Bernstam, Charlie Cheever
Panobi
SeedAug 2023$5M
$5M
Co-investors: April Underwood (Obvious Ventures), Jana Messerschmidt (#ANGELS (Hashtag ANGELS))
Vectara
SeedMay 2023$29M
$54M
Co-investors: Bradley Horowitz (Google Ventures), Chris McCann (Race Capital), DJ Patil (‎GreatPoint Ventures), Jeff Hammerbacher, Jacob Kerzner

Stewart Butterfield's Experience

CEO & Co-founder Slack Technologies, Inc2009 - Present

Stewart Butterfield's Education

University of Cambridge MPhil Philosophy
University of Victoria BA (Hons.) Philosophy
St. Michaels University School