Investing Profile

Teddy Citrin(1)

VCInvestor
General Partner at Definition
New York, New York
Photo of Teddy Citrin, Partner

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Partner
$500K - $50.0M
$25.0M
9
CompanyStageDateRound SizeTotal Raised
Ramp
Series UnknownNov 2025$300M
Series EJul 2025$500M
Series EJun 2025$200M
$3B
Co-investors: Joe Lonsdale (8VC), Kenneth Chenault (General Catalyst), Hemant Taneja (General Catalyst), Joshua Kushner (Thrive Capital), Napoleon Ta (Founders Fund), Will Kohler (Lightspeed Venture Partners), Peter Thiel (Founders Fund), Samir Kaul (Khosla Ventures), Keith Rabois (Khosla Ventures), Alex Tran (General Catalyst), Ravi Gupta (Sequoia Capital), Justin Overdorff (Lightspeed Venture Partners), Kareem Zaki (Thrive Capital), Guillaume Cabane (Sequoia Capital), Bradley Horowitz (Google Ventures), Adam Rothenberg (BoxGroup), James Ephrati (Lightspeed Venture Partners), Deena Shakir (Lux Capital), Brandon Reeves (Lux Capital), Josh Wolfe (Lux Capital), Eric Tarczynski (Contrary Capital), Gregg Smith (Evolution VC Partners), Seth Rosenberg (Greylock Partners), Daniel Scott (Susquehanna Capital), Koda Wang (Giant Ventures), Edward Lando (Biowear), Scott Belsky (A24), Chafic Kazoun
Iru
Series CNov 2021$100M
Series BApr 2021$60M
Series AOct 2020$21M
$290M
Co-investors: Mark Crane (General Catalyst), Niki Pezeshki (Felicis Ventures), Scott Shleifer (Tiger Global Management), Karen Page (B Capital Group), Josh Kopelman (First Round Capital), Pranav Singhvi (General Catalyst Partners), Deep Nishar (SoftBank Investment Advisers), Lee Fixel (Addition), Maynard Webb (Webb Investment Network), Gill Shklarski (Operator Partners), Edward Lando (Biowear), Austin Arensberg (Okta Ventures), John Curtius (Cedar Capital Group)
David Energy
SeedFeb 2021$4M
Pre SeedMar 2020$2M
$71M
Co-investors: Adam Rothenberg (BoxGroup), Rebecca Kaden (Union Square Ventures), David Shapiro (Alumni Ventures ), Jonathan Healy (Cathay Innovation), Tom McInerney (TGM), Nat Turner (Flatiron Health), Zach Weinberg (Flatiron Health), Hans Tung (Notable Capital (formerly GGV Capital)), Aniq Rahman (Vast Ventures), Steve Martocci (BLADE), Jonah Goodhart (WGI Group), Rick Zullo (Equal Ventures), Simon Wu (Cathay Innovation), Tommy Leep (Jetstream), Kiran Bhatraju, Josh Abramowitz
Zero Longevity Science
Series AMay 2020$8M
$12M
Co-investors: Tony Conrad (True Ventures), Ajay Chopra (Trinity Ventures)