Investing Profile

Jan Hammer

VCInvestorAngel
General Partner at Index Ventures
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Index Ventures General Partner
$100K - $50.0M
$15.0M
94
$1.2B
CompanyStageDateRound SizeTotal Raised
Moment
Series BJul 2025$36M
$63M
Co-investors: Marc Andrusko (Andreessen Horowitz), David Haber (Andreessen Horowitz), Ali Partovi (Neo), Chris DeVore (Founders' Co-op), Jason Calacanis (LAUNCH), Alexandra Prosszer (Btomorrow Ventures), Andy Dunn (Red Swan Ventures), Henry Kravis
Harmonic
Series BJul 2025$100M
Series ASep 2024$75M
$180M
Co-investors: Andrew Reed (Sequoia Capital), Ilya Fushman (Kleiner Perkins), Jared Leto, Charlie Cheever
Tebi
Series BJun 2025$34M
Series AOct 2024$22M
$56M
Co-investors: Alex Nichols (CapitalG)
Duna
SeedMay 2025$12M
$12M
Co-investors: Jeanne DeWitt Grosser (Operator Collective), Adriaan Mol (Stash Ventures), Jean Charles Samuelian, Job van der Voort, Alexandre Prot, Akshay Kothari, Claire Hughes Johnson, Gloria Baeuerlein, Guillaume Princen, Hanno Renner
Aetherflux
Series AApr 2025$50M
$50M
Co-investors: Tim Draper (Draper Associates), Ana Levine (E1 Ventures), Jared Leto
Apron
Series BSep 2024$29M
Series ASep 2023$15M
$50M
Co-investors: Robert Jäckle (Visionaries Club), Tony Fadell (Future Shape)
Rohlik
Series UnknownJun 2024$170M
Series DJun 2022$230M
Series CJul 2021$120M
Series BMar 2021$230M
$750M
Co-investors: Omri Benayoun (Partech Ventures), Ilya Meshkov
Mistral AI
SeedJun 2023$110M
$570M
Co-investors: Anjney Midha (Andreessen Horowitz), Jeannette zu Fürstenberg (General Catalyst), Martin A Cabrera (Quassar Capital), Eric Schmidt (Innovation Endeavors), Ana Levine (E1 Ventures), Guillaume Houzé (Motier Ventures), Nicolas Essayan (Motier Ventures), Xavier Niel (Kima Ventures), Christian Miele (Headline (formerly e.ventures)), Anjney Midha