Investing Profile

Jan Hammer

VCInvestorAngel
General Partner at Index Ventures
indexventures.com/team/jan-ha...United Kingdom
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Current Investing Position
Index Ventures General Partner
Investment Range
$100K - $50.0M
Sweet Spot
$15.0M
Investments On Record
112
Current Fund Size
$1.2B

Jan Hammer is on these Sector & Stage Rankings

Jan Hammer's Investments On Record (49)

CompanyStageDateRound SizeTotal Raised
Alan
Series UnknownMar 2026$120M
Series EMay 2022$190M
Series DApr 2021$220M
Series CApr 2020$54M
Series BFeb 2019$45M
Series AApr 2018$28M
$670M
Co-investors: Romain Lavault (Partech Ventures), Xavier Niel (Iliad / Free)
Duna
Series AFeb 2026$35M
SeedMay 2025$12M
$47M
Co-investors: Akshay Kothari
Duvo
SeedDec 2025$15M
$15M
Harmonic
Series CNov 2025$120M
Series BJul 2025$100M
Series ASep 2024$75M
$300M
Co-investors: Shaun Maguire (Sequoia Capital), Andrew Reed (Sequoia Capital), Ilya Fushman (Kleiner Perkins), Charlie Cheever
Mistral AI
Series CSep 2025$2B
SeedJun 2023$110M
$3.1B
Co-investors: Antoine Moyroud (Lightspeed Venture Partners), Paul Murphy (Lightspeed Venture Partners), Hemant Taneja (General Catalyst), Anjney Midha (Andreessen Horowitz), Jeannette zu Fürstenberg (General Catalyst), Xavier Niel (Iliad / Free), Ana Levine (E1 Ventures), Martin A Cabrera (Quassar Capital), Christian Miele (Headline (formerly e.ventures)), Anjney Midha
Spiko
Series AJul 2025$21M
$21M
Moment
Series BJul 2025$36M
$57M
Co-investors: Jason Calacanis (Sequoia Capital), Andy Dunn (Red Swan Ventures), Nick Beim (Venrock)
Tebi
Series BJun 2025$34M
Series AOct 2024$22M
$56M