Investing Profile

Stewart Butterfield

Angel

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University of Cambridge Network
131 CONNECTIONS
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Angel
34
CompanyStageDateRound SizeTotal Raised
Beside
Series AOct 2025$20M
$20M
Co-investors: Mathilde Collin, Pierre Valade, Kaushik Subramanian, Jean Charles Samuelian
Lovable
Series AJul 2025$200M
$550M
Co-investors: Zhenya Loginov (Accel), Ben Fletcher (Accel), Matt Murphy (Menlo Ventures), Sara Rywe (byFounders), Robert Lacher (La Famiglia), Fredrik Cassel (Creandum), Firat Ileri (Hummingbird Ventures), Laela Sturdy (CapitalG), Thomas Cuvelier (none), Christian Reber (Freigeist), Stefan Lindeberg, Fredrik Hjelm, Adam D'Angelo, Charlie Songhurst, Job van der Voort, George Kurtz, Melissa Tan, Dharmesh Shah, Gwyneth Paltrow
Unblocked
Series AMay 2025$20M
SeedOct 2023$8M
$28M
Co-investors: John Lilly (Greylock), Mike Vernal (Sequoia Capital), Yan-David Erlich (B Capital Group), Bubba Murarka (DFJ/Draper Associates/Draper University), Rob Toews (Radical Ventures), Milun Tesovic (Expa), Eric Futoran, Quinn Slack, Nitay Joffe, Mike Abbott
Neo Financial
Series DNov 2024$79M
$290M
Co-investors: Matthew Caspari (Alumni Ventures ), Paul Lee (Tribe Capital), Andrew McCormack (Valar Ventures), Tobias Lutke, Ron Pragides
Noded Ai
SeedJul 2024$4M
$4M
Co-investors: Shomik Ghosh (Boldstart Ventures), Frederic Kerrest
Linear
Series BSep 2023$35M
$130M
Co-investors: Stephanie Zhan (Sequoia Capital), Miles Clements (Accel), Jeff Weinstein (FJ Labs), Emilie Choi (Coinbase Ventures), Lenny Rachitsky (Self-employed), Gustaf Alströmer (Y Combinator), Harry Stebbings (Stride.VC), Aston Motes (UnitedMasters), Dick Costolo (01 Advisors), Adam Bain (01 Advisors), Jude Gomila (Golden (Recursion Inc)), Bobby Goodlatte (Notable Capital (formerly GGV Capital)), Immad Akhund (Y Combinator), Marc McCabe, Julia DeWahl, Dylan Field, Charlie Cheever, Tikhon Bernstam, Koen Bok, Robert Gentz, Christina Cacioppo, Akash Garg, Guillermo Rauch, Claire Hughes Johnson, Lauren Loktev, Jeff Chang
Panobi
SeedAug 2023$5M
$5M
Co-investors: Nina Achadjian (Index Ventures), April Underwood (Obvious Ventures), Lenny Rachitsky (Self-employed), Jana Messerschmidt (#ANGELS (Hashtag ANGELS)), Fareed Mosavat
Vectara
SeedMay 2023$29M
$54M
Co-investors: Bradley Horowitz (Google Ventures), Alfred Chuang (Race Capital), Chris McCann (Race Capital), DJ Patil (‎GreatPoint Ventures), Matt Devost (OODA Ventures), Charles Zedlewski, Jeff Hammerbacher, Jacob Kerzner
CEO & Co-founder Slack Technologies, Inc2009 - Present
University of Cambridge MPhil Philosophy
University of Victoria BA (Hons.) Philosophy
St. Michaels University School