This page may contain stale information. Last updated: 2026-06-12

Overview

Founders Fund is a San Francisco-based venture capital firm founded by Peter Thiel, Ken Howery, and Luke Nosek in 2005. The firm focuses on frontier technology and deep tech investments in AI, defense, and aerospace.

Recent Developments

  • 2026-06-10: Participated in poetic 500M valuation alongside kleiner-perkins and openai (2026-06-10-poetic-series-a-prnewswire)
  • 2026-05-01: Closed $6B Growth IV fund (largest in firm’s 20-year history)
  • Fund assembled in under a year (fastest in Founders Fund history)
  • 25% partner commitment ($1.5B) including Peter Thiel

Investment Strategy

  • High-conviction approach: ~12 companies at $500-600M average check size
  • Focus on frontier technology, AI infrastructure, defense tech, aerospace
  • Prefers mature startups extending runway rather than rushing to IPO

Key Investments

  • Anthropic: 350B valuation
  • Anduril Industries: $1B
  • OpenAI: Early investor

Fundraising Context

The $6B Growth IV joins other mega-funds raised in early 2026:

  • Sequoia: $7B
  • Thrive Capital: $10B
  • Andreessen Horowitz: $15B

Reflects massive capital requirements for AI training and infrastructure.

Sources