Unicorns in Palo Alto
5 private companies from Palo Alto valued at $1bn or more, worth $57.1bn combined. 3 are AI companies.
- 1Safe SuperintelligenceResearch lab focused on safe superintelligence.$32bn
- 2CartaAmerican software company.$7.4bn
- 3PsiQuantumPhotonic approach to a fault-tolerant quantum computer.$7bn
- 4SandboxAQQuantum technology, Artificial intelligence. Valued at $5.6bn (December 2024).$5.6bn

- 5SambaNovaArtificial intelligence. Valued at $5.1bn (April 2021).$5.1bn
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How this list is ranked
By latest reported valuation, from Wikipedia's list of unicorn companies. Ties go to the better-known company. Rebuilt every morning. Methodology · Is your company here? Claim it.