Founders Fund

Founders Fund

Founders Fund is a San Francisco-based venture capital firm investing in companies building revolutionary technologies (per firm website). Operating as Founders Fund LLC (CRD #155462 / SEC #802-75555), an Exempt Reporting Adviser, the firm was established in 2005 and maintains its principal office at One Letterman Drive, Building D, 5th Floor, San Francisco, CA 94129 (per SEC Form D filings and firm disclosures). It focuses on ambitious, transformational opportunities across aerospace, defense, artificial intelligence, biotechnology, fintech, and related hard-tech domains. The portfolio includes early and growth-stage investments in SpaceX, Palantir Technologies, Anduril Industries, Stripe, Airbnb, Neuralink, OpenAI, and numerous others (per foundersfund.com/portfolio). Recent capital formation includes Founders Fund Growth III, LP, which closed with approximately $4.595 billion sold (SEC Form D, first sale March 2025), and Founders Fund Growth IV, LP, which closed with approximately $6.025 billion sold (SEC Form D, first sale March 2026). Named directors on these vehicles include Peter Thiel, Napoleon Ta, and Trae Stephens. The firm emphasizes founder-centric investing and long-term support for category-defining companies. Total firm AUM is not disclosed in primary regulatory or website materials.