Investing Profile

Jeff Hammerbacher

Investor
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Investments On Record
29

Jeff Hammerbacher is on these Sector & Stage Rankings

Jeff Hammerbacher's Investments On Record (27)

CompanyStageDateRound SizeTotal Raised
Lamin
SeedMay 2025
257
SeedMar 2025$9M
$9M
Co-investors: Jonathan Saacks (F2 Capital)
Potato AI
Pre SeedOct 2024$1M
$6M
Co-investors: Tim Draper (Draper Associates), Geoff Entress (Pioneer Square Labs), Ryan Merket (Comal Ventures)
All Hands AI
SeedSep 2024$5M
$5M
Modal Labs
Series AOct 2023$16M
$23M
Co-investors: Leigh Marie Braswell (Kleiner Perkins), Bucky Moore (Kleiner Perkins), Allison Pickens (Allison Pickens Ventures, formerly The New Normal Fund), Elad Gil, Karim Atiyeh, Barr Moses, Neha Narkhede, Iqram Magdon-Ismail
Vectara
SeedMay 2023$29M
$100M
Co-investors: Pegah Ebrahimi (FPV Fund), Alfred Chuang (Race Capital), Matt Devost (OODA Ventures), Chris McCann (Race Capital), Bradley Horowitz, Charles Zedlewski, Stewart Butterfield, DJ Patil
Together AI
SeedMay 2023$20M
$430M
Co-investors: Marc Bhargava (General Catalyst), Derick En'Wezoh (Susa Ventures), Brandon Reeves (Lux Capital), Lip-Bu Tan (Walden International), Robert Keith (Salesforce Ventures), Paul Drews (Salesforce Ventures), Mary-Catherine Lader (Torch Capital), Dave Eisenberg (Zigg Capital), Chafic Kazoun, Scott Banister, Dawn Song
Lambda
Series BMar 2023$44M
$860M
Co-investors: Ray Wu (Alumni Ventures ), Peter Bordes (Trajectory Ventures), Fernando Pontaza (Invariantes Fund), Garry Tan (Y Combinator), Greg Brockman, Georges Harik, Thomas Tull, Adam D'Angelo, Sahin Boydas, Lukas Biewald

Jeff Hammerbacher's Experience

Assistant Professor Medical University of South CarolinaPresent
Partner TechammerPresent