Investing Profile

Stewart Butterfield

Angel

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University of Cambridge Network
81 CONNECTIONS
cb
Angel
34
CompanyStageDateRound SizeTotal Raised
Beside
Series AOct 2025$20M
$20M
Co-investors: Jean Charles Samuelian, Mathilde Collin, Pierre Valade, Kaushik Subramanian
Lovable
Series AJul 2025$200M
$550M
Co-investors: Zhenya Loginov (Accel), Ben Fletcher (Accel), Laela Sturdy (CapitalG), Fredrik Cassel (Creandum), Sara Rywe (byFounders), Robert Lacher (La Famiglia), Firat Ileri (Hummingbird Ventures), Thomas Cuvelier (RTP Global), Stefan Lindeberg, Fredrik Hjelm, Dharmesh Shah, Job van der Voort, George Kurtz, Christian Reber, Gwyneth Paltrow, Adam D'Angelo, Charlie Songhurst, Melissa Tan
Unblocked
Series AMay 2025$20M
SeedOct 2023$8M
$28M
Co-investors: John Lilly (Greylock), Dave Johnson (Intel Capital), David Johnson (Intel Capital), Bubba Murarka (DFJ), Milun Tesovic (Expa), Rob Toews (Radical Ventures), Quinn Slack, Nitay Joffe, Yan-David Erlich, Eric Futoran
Neo Financial
Series DNov 2024$79M
$290M
Co-investors: Paul Lee (Tribe Capital), Matthew Caspari (Alumni Ventures ), Andrew McCormack (Valar Ventures), Shawn Abbott (iNovia Capital), 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: Jeff Weinstein (FJ Labs), Emilie Choi (Coinbase Ventures), Lenny Rachitsky (AirAngels), Dick Costolo (01 Advisors), Gustaf Alströmer (Y Combinator), Harry Stebbings (20VC), Adam Bain (01 Advisors), Dylan Field, Julia DeWahl, Marc McCabe, Aston Motes, Bobby Goodlatte, Claire Hughes Johnson, Jeff Chang, Guillermo Rauch, Lauren Loktev, Akash Garg, Christina Cacioppo, Koen Bok, Robert Gentz, Immad Akhund
Panobi
SeedAug 2023$5M
$5M
Co-investors: Nina Achadjian (Index Ventures), Lenny Rachitsky (AirAngels), Jana Messerschmidt (#ANGELS (Hashtag ANGELS)), April Underwood (Adverb Ventures), Fareed Mosavat
Vectara
SeedMay 2023$29M
$54M
Co-investors: Chris McCann (Race Capital), Pegah Ebrahimi (FPV Fund), Alfred Chuang (Race Capital), Matt Devost (OODA Ventures), Bradley Horowitz, Jacob Kerzner, Charles Zedlewski, DJ Patil
CEO & Co-founder Slack Technologies, Inc2009 - Present
University of Cambridge MPhil Philosophy
University of Victoria BA (Hons.) Philosophy
St. Michaels University School