Founders Fund
San Francisco and New York venture firm founded in 2005, backing ambitious founders in deep tech, AI, defense, and space. Known for early bets on Facebook, SpaceX, Palantir, Stripe, and Anduril with $3B+ AUM.
Typical check size
$1M-$10M (stage-based estimate)
Founded
2005
Headquarters
New York, NY
AUM
$3B+
Rounds they lead
Rounds they invest
Portfolio companies we track
Startups in our directory that list Founders Fund as an investor (65 total).
- Affirm Public buy-now-pay-later lender founded by Max Levchin (NASDAQ: AFRM).
- Airbnb Global marketplace connecting guests with short-term stays and experiences.
- AirGarage Full-stack parking management platform for commercial real estate owners.
- AltSchool Personalized K-8 micro-school network and edtech platform (later Altitude Learning).
- Amca Integrated aerospace and defense manufacturing platform for critical components.
- Anduril Software-defined defense systems — drones, counter-UAS, and autonomous military platforms.
- Armada Modular edge AI data centers and full-stack edge computing platform.
- Asana Work management and team collaboration software.
- Automatic OBD-II connected car adapters and apps for diagnostics, safety, and usage-based insurance.
- Black Ore Technologies AI platform automating tax prep and financial-services workflows (Tax Autopilot).
- Blend Labs Digital lending platform for mortgages and consumer banking (NYSE: BLND).
- Bonfire Studios Independent game studio (Arkheron) from former Blizzard VP Rob Pardo.
- Branch Mobile deep-linking and attribution infrastructure (Branch.io).
- BuildZoom Data-driven marketplace matching homeowners with licensed contractors.
- Cadre Institutional real-estate investing marketplace (acquired by Yieldstreet).
- Cantina AI Social AI platform for persistent characters across voice, video, and text (Cantina).
- Cedar Patient financial engagement platform simplifying medical billing for health systems.
- Cognition Autonomous AI software engineer Devin — agents that code, debug, and ship production software for enterprises.
- Dynamic Web3 wallet authentication SDK — embedded wallets and passkey onboarding (acquired by Fireblocks, 2025).
- Dynamic Labs, Inc. Legal entity for Dynamic wallet auth SDK (acquired by Fireblocks, Oct 2025).
- Eco Digital wallet and savings platform with crypto-linked rewards.
- Facebook Social network that grew from a Harvard dorm project into Meta's core platform; now trades as META on NASDAQ.
- Figma Collaborative interface design platform that became the default design system tool.
- Flexport Digital freight forwarder modernizing global trade logistics.
+41 more in the directory graph (browse related articles below or the startups index).
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FAQs about Founders Fund
Stage fit, check size, thesis, and how founders typically approach this firm — based on public sources and our directory.